Xantrex Technology Power Supply ENET XFR3 User Manual

ENET-XFR  
ENET-XFR3  
Operating Manual  
Internal Ethernet and  
RS-232 Interface for  
XFR Series  
Programmable DC  
Power Supplies  
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XFR 1.2kW and 2.8kW  
Ethernet/RS-232 Interface  
Option  
Operating Manual  
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About Xantrex  
Xantrex Technology Inc. is a world-leading supplier of advanced power electronics and controls with  
products from 50 watt mobile units to one MW utility-scale systems for wind, solar, batteries, fuel cells,  
microturbines, and backup power applications in both grid-connected and stand-alone systems. Xantrex  
products include inverters, battery chargers, programmable power supplies, and variable speed drives  
that convert, supply, control, clean, and distribute electrical power.  
Trademarks  
XFR 1.2kW and 2.8kW Ethernet/RS-232 Interface Option is a trademark of Xantrex International.  
Xantrex is a registered trademark of Xantrex International.  
Other trademarks, registered trademarks, and product names are the property of their respective owners  
and are used herein for identification purposes only.  
Notice of Copyright  
XFR 1.2kW and 2.8kW Ethernet/RS-232 Interface Option Operating Manual © April 2004 Xantrex  
International. All rights reserved.  
Disclaimer  
UNLESS SPECIFICALLY AGREED TO IN WRITING, XANTREX TECHNOLOGY INC.  
(“XANTREX”)  
(a) MAKES NO WARRANTY AS TO THE ACCURACY, SUFFICIENCY OR SUITABILITY OF  
ANY TECHNICAL OR OTHER INFORMATION PROVIDED IN ITS MANUALS OR OTHER  
DOCUMENTATION.  
(b) ASSUMES NO RESPONSIBILITY OR LIABILITY FOR LOSS OR DAMAGE, WHETHER  
DIRECT, INDIRECT, CONSEQUENTIAL OR INCIDENTAL, WHICH MIGHT ARISE OUT OF  
THE USE OF SUCH INFORMATION. THE USE OF ANY SUCH INFORMATION WILL BE  
ENTIRELY AT THE USER’S RISK.  
Date and Revision  
April 2004 Revision B  
Part Number  
TM-XR9B-01XN  
Contact Information  
Telephone: 1 800 670 0707 (toll free North America)  
1 360 925 5097 (direct)  
Fax:  
1 800 994 7828 (toll free North America)  
1 360 925 5143 (direct)  
Email:  
Web:  
www.xantrex.com  
Telephone: 1 800 670 0707 (toll free North America)  
1 360 925 5097 (direct)  
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About This Manual  
Purpose  
This Operating Manual is for the XFR 1.2kW and 2.8kW Ethernet/RS-  
232 Interface Option; a microprocessor-controlled option card for all  
models of XFR Series DC output power supplies. This manual provides  
you with specifications, user options, and configuration instructions for  
the interface, along with a command set which allows you to control  
your power supply from a computer console. Error messages and  
calibration procedures are also included.  
Scope  
This Operating Manual covers the interface only. Refer to your power  
supply manual for installation, configuration, and operating procedures  
for your power supply.  
Audience  
This manual is designed for the user who is familiar with basic electrical  
theory especially as it applies to the operation of power supplies. This  
implies a recognition of Constant Voltage and Constant Current  
operation modes and the control of input and output power, as well as  
the observance of safe techniques while effecting supply or pin  
connections and any changes in switch settings. The user should also  
have experience with network-based communications software and  
protocols.  
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About This Manual  
Organization  
This Manual is organized into 4 chapters and 2 appendixes.  
Chapter 1, “Features” Describes the interface and lists its features.  
Chapter 2, “Installation and Configuration” Explains basic setup  
procedures for Ethernet mode and RS-232 mode. Describes inspection,  
cleaning, shipping, and storage procedures.  
Chapter 3, “Operation” Lists the complete command set, status  
registers, and error codes.  
Chapter 4, “Calibration” Provides detailed procedures for voltage and  
current mode calibration as well as over voltage protection (OVP)  
calibration. Includes calibration for programming and readback accuracy.  
Appendix A, “Specifications” Details the interface specifications.  
Appendix B, “Advanced Ethernet Administration” Details how to  
change network password, view port statistics and interpret LED  
information.  
“Warranty and Product Information” Explains Warranty and return  
information.  
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About This Manual  
Conventions Used  
The following conventions are used in this guide.  
WARNING  
Warnings identify conditions that could result in personal injury  
or loss of life.  
CAUTION  
Cautions identify conditions or practices that could result in  
damage to the unit or other equipment.  
Note: These notes describe an important action item or an item that you  
must pay attention to.  
Important: These notes describe things which are important for you to  
know, but not as serious as a caution or warning.  
Related Information  
You can find more information about Xantrex Technology Inc. as well as  
its products and services at www.xantrex.com  
TM-XR9B-01XN  
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Important Safety Instructions  
WARNING: High Energy and High Voltage  
Exercise caution when using and calibrating a power supply.  
High energy levels can be stored at the output voltage terminals  
on a power supply in normal operation. In addition, potentially  
lethal voltages exist in the power circuit and on the output and  
sense connectors of a power supply with a rated output greater  
than 40 V. Filter capacitors store potentially dangerous energy  
for some time after power is removed.  
CAUTION  
Operate the power supply in an environment free of flammable  
gases or fumes. To ensure that the power supply’s safety  
features are not compromised, use the power supply as specified  
in this manual and do not substitute parts or make any  
unauthorized modifications. Contact the service technician for  
service and repair help. Repairs must be made by experienced  
service technicians only.  
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Contents  
Important Safety Instructions - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - vii  
1
Features  
Description - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -1–1  
Features and Functions - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -1–2  
Interface Features - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -1–2  
Ethernet Features - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -1–3  
Programmable Functions - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -1–3  
Readback Functions - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -1–3  
2
Installation and Configuration  
Introduction - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -2–1  
Initial Inspection - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -2–3  
Front Panel - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -2–4  
Ethernet/RS-232 Interface Subplate and PCB - - - - - - - - - - - - - - - - - - - - - - - -2–5  
Changing Internal Jumpers - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -2–8  
Procedure for 1.2kW XFR - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -2–8  
Procedure for 2.8kW XFR - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -2–9  
Basic Setup Procedure - Ethernet - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2–10  
Basic Setup Procedure - RS-232- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2–11  
Configuring for Ethernet or RS-232 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2–12  
Ethernet Communications - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2–13  
Ethernet Connection - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2–13  
Connecting to a Network - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2–13  
Connecting Directly to your Computer - - - - - - - - - - - - - - - - - - - - - - - - - 2–13  
Locating the Power Supply on Your Network - - - - - - - - - - - - - - - - - - - - - - - 2–14  
Configuring Ethernet Bridge - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2–15  
Installing and Using RealPort® - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2–16  
Background - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2–16  
Installation - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2–16  
Using RealPort® - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2–16  
RS-232 Communications - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2–17  
RS-232 Connection - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2–17  
TM-XR9B-01XN  
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Contents  
Baud Rate Selection - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2–18  
Flow Control Selection - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2–19  
Remote/Local Operation- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2–20  
Remote/Local Mode Startup - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2–20  
Remote Mode Operation - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2–21  
Local Mode Operation - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2–22  
Remote Enable (REN) Command - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2–22  
Local Lockout (LLO) Command - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2–23  
Power Supply Settings - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2–23  
Additional User Options and Settings - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2–24  
OVP Selection - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2–24  
TTL Shutdown Polarity - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2–25  
User Signals - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2–26  
User Lines Connector - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2–26  
User Lines Cable Connection - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2–28  
3
Operation  
Introduction - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3–1  
RS-232 Operation - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3–2  
Ethernet Operation- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3–2  
Command Syntax - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3–2  
Manual Conventions - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3–2  
Command Format and Parameters - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3–3  
Floating Point Number <float> - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3–4  
Command Strings - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3–5  
Command Terminators - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3–5  
Order - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3–5  
Command Summary - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3–6  
Command Reference - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3–9  
Accumulated Status, Status, and Fault Registers - - - - - - - - - - - - - - - - - - - - - - - - 3–17  
Error Codes - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3–19  
Troubleshooting - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3–20  
Diagnostic LEDs - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3–20  
Computer Operating Properly (COP) LEDs - - - - - - - - - - - - - - - - - - - - - 3–20  
Ethernet Mode Troubleshooting Tips - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3–21  
RS-232 Mode Troubleshooting Tips - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3–23  
RS-232 and/or Ethernet Mode Troubleshooting Tips - - - - - - - - - - - - - - - - - - 3–23  
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Contents  
4
Calibration  
Introduction - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -4–1  
Voltage Mode Calibration - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -4–3  
Voltage Calibration Setup - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -4–3  
Voltage Program Calibration Procedure - - - - - - - - - - - - - - - - - - - - - - - - - - - -4–3  
Voltage Readback Calibration Procedure - - - - - - - - - - - - - - - - - - - - - - - - - - -4–4  
Current Mode Calibration - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -4–5  
Current Calibration Setup - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -4–5  
Current Program Calibration Procedure - - - - - - - - - - - - - - - - - - - - - - - - - - - -4–5  
Current Readback Calibration Procedure - - - - - - - - - - - - - - - - - - - - - - - - - - -4–6  
Over Voltage Protection (OVP) Calibration - - - - - - - - - - - - - - - - - - - - - - - - - - - -4–7  
A
B
Specifications  
Specifications for XFR 1.2kW with Ethernet/RS-232 Interface Installed- - - - - - - - A–2  
Specifications for XFR 2.8kW with Ethernet/RS-232 Interface Installed- - - - - - - - A–4  
Advanced Ethernet Administration  
Changing the Root Password - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - B–2  
Resetting the Configuration to Defaults - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - B–3  
Introduction - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - B–3  
Resetting the Configuration from a Browser - - - - - - - - - - - - - - - - - - - - - - - - B–3  
Copying the Configuration to and from a Server - - - - - - - - - - - - - - - - - - - - - - - - B–4  
Viewing Port Statistics and Settings - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - B–4  
Viewing Network Statistics - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - B–4  
Interpreting LED Information - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - B–5  
Warranty and Product Information - - - - - - - - - - - - - - - - - - - - - - - - - -WA–1  
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Figures  
Figure 1-1 Sample configuration using Ethernet/RS-232 Interface  
(1200 Watt DC Power Supplies Shown) - - - - - - - - - - - - - - - - - - - - 1–2  
Figure 2-1 Power Supply Front Panel with Ethernet/RS-232 Interface Installed  
(1200 Watt Power Supply Shown) - - - - - - - - - - - - - - - - - - - - - - - - 2–4  
Figure 2-2 Ethernet/RS-232 Interface Subplate - - - - - - - - - - - - - - - - - - - - - - - 2–5  
Figure 2-3 Ethernet/RS-232 Interface PCB - - - - - - - - - - - - - - - - - - - - - - - - - - 2–6  
Figure 2-4 Removing the PCB- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2–8  
Figure 2-5 RS-232 Connector Pinouts- - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2–17  
Figure 2-6 User Lines Signal Connector Circuit Block Diagram - - - - - - - - - - - 2–27  
Figure 2-7 User Lines Cable with Ferrite Block - - - - - - - - - - - - - - - - - - - - - - 2–28  
Figure 4-1 Voltage Calibration Setup - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 4–3  
Figure 4-2 Current Calibration Setup - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 4–5  
Figure B-1 Ethernet Bridge LEDs- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - B–5  
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Tables  
Table 2-1  
Table 2-2  
Table 2-3  
Table 2-4  
Table 2-5  
Table 2-6  
Table 2-7  
Table 2-8  
Table 2-9  
Remote Programming LEDs - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2–4  
Ethernet/RS-232 Interface Jumper Selections - - - - - - - - - - - - - - - - - 2–7  
Ethernet Setup Procedure - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2–10  
RS-232 Setup Procedure - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2–11  
Jumper positions for Ethernet or RS-232 - - - - - - - - - - - - - - - - - - - 2–12  
Jumper J2 Settings for Baud Rate - - - - - - - - - - - - - - - - - - - - - - - - 2–18  
Jumper J2 Flow Control Section- - - - - - - - - - - - - - - - - - - - - - - - - 2–19  
Jumper J2 Flow Control Protocol Selection - - - - - - - - - - - - - - - - - 2–19  
Jumper J2 Remote/Local Start-up Settings. - - - - - - - - - - - - - - - - - 2–20  
Table 2-10 Remote Mode Power On Conditions - - - - - - - - - - - - - - - - - - - - - - 2–21  
Table 2-11 Power Supply Settings - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2–23  
Table 2-12 OVP Control Mode Selection- - - - - - - - - - - - - - - - - - - - - - - - - - - 2–24  
Table 2-13 Jumper Settings for TTL Shutdown Circuit Logic - - - - - - - - - - - - - 2–25  
Table 2-14 User Signals Connector- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2–26  
Table 3-1  
Table 3-2  
Table 3-3  
Table 3-4  
Table 3-5  
Table 3-6  
Table 3-7  
Table 3-8  
Table 3-9  
Command Parameters- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3–4  
Floating Point Numbers - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3–4  
Programming Commands - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3–6  
Query Commands - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3–7  
Calibration Commands - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3–8  
Status Commands - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3–8  
Command Reference - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3–9  
Accumulated Status, Status and Fault Registers - - - - - - - - - - - - - - 3–18  
Error Codes- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3–19  
Table 3-10 Ethernet Mode Tips - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3–21  
Table 3-11 RS-232 Mode Tips- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 3–23  
Table 3-12 RS-232 and/or Ethernet Mode Tips- - - - - - - - - - - - - - - - - - - - - - - 3–23  
Table A-1  
Table A-2  
Table A-3  
Table A-4  
Table B-1  
XFR 1.2kW 7.5 V to 40 V- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - A–2  
XFR 1.2kW 60 V to 600 V - - - - - - - - - - - - - - - - - - - - - - - - - - - - - A–3  
XFR 2.8kW 7.5 V to 40 V- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - A–4  
XFR 2.8kW 60 V to 600 V - - - - - - - - - - - - - - - - - - - - - - - - - - - - - A–5  
Ethernet Bridge LEDs Interpretation - - - - - - - - - - - - - - - - - - - - - - - B–5  
TM-XR9B-01XN  
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Features  
1
Description  
The Ethernet/RS-232 Interface is a microprocessor-controlled  
option card for all models of the XFR series of DC output power  
supply. Installed internally, the interface card allows you to  
remotely control your power supply through your existing  
network, or via a direct connection to your computer. It features  
an auto-sensing 10/100Base-T network interface that provides fast  
programming and readback utilizing an extensive command set.  
You are able to select between Ethernet (factory default) or RS-  
232 control by adjusting internal jumpers on the interface card.  
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Features  
CONTROLLER  
HUB  
Figure 1-1 Sample configuration using Ethernet/RS-232 Interface  
(1200 Watt DC Power Supplies Shown)  
Features and Functions  
Interface Features  
Programmable soft limits for voltage and current  
Programmable over voltage protection with reset  
Easy-to-use, self-documenting command set  
Standardized commands for complete communication with any of the  
supplies in the system  
User-programmable isolated fault, polarity, isolation, and auxiliary,  
user-defined output signals.  
LED status signals: error, address, remote/local operation, and over  
voltage protection.  
Foldback in CV or CC mode with reset  
Software calibration  
1–2  
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Features and Functions  
Ethernet Features  
Auto-sensing 10/100Base-T network interface  
Robust onboard TCP/IP stack supports:  
TCP/UDP  
UDP Multicast  
Universal IP Address Assignment via:  
DHCP  
RARP  
ARP-Ping  
Easy configuration via web browser (HTTP)  
RealPort® COM/TTY port redirection software  
Status LEDs for Link, Activity, and Diagnostics  
Reset switch to reboot Ethernet Bridge  
Programmable Functions  
Output voltage and current  
Soft limits for voltage and current  
Over voltage protection  
Output enable/disable  
Maskable fault interrupt  
Hold and trigger  
Output relay signals  
Readback Functions  
Actual voltage and current  
Voltage and current settings  
Soft voltage and current limits  
Over voltage protection setting  
Present and accumulated power supply status  
Programming error codes  
Fault codes  
Power supply model and software version identification  
TM-XR9B-01XN  
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Installation and  
Configuration  
2
Introduction  
The Ethernet/RS-232 Interface is usually installed at the factory. Your  
local distributor or service center can also install the interface,  
especially for use in a previously-purchased supply already on site. You  
must then configure the Interface-enhanced supply for your system  
using the “Basic Setup Procedure - Ethernet” on page 2–10, or the  
“Basic Setup Procedure - RS-232” on page 2–11.  
To use this product, you must have the following equipment:  
a Xantrex XFR DC output power supply  
computer-based communications software package  
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Installation and Configuration  
Also, depending on your specific configuration, you will need additional  
items.  
For Ethernet (via network):  
CAT 5 network cable to connect XFR to your network  
computer connected to the network  
For Ethernet (direct to computer):  
CAT 5 crossover cable to connect XFR directly to your computer  
computer with network interface card (NIC)  
For RS-232:  
null modem serial cable (cross over)  
computer with an RS-232 interface (serial/COM port)  
2–2  
TM-XR9B-01XN  
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Initial Inspection  
Initial Inspection  
CAUTION  
If you remove the unit's cover, use proper static control  
techniques to avoid damage to static-sensitive components on  
the printed circuit board.  
On first receiving your unit, perform a quick physical check.  
Ensure each package contains a power supply with its Ethernet/RS-  
232 Interface board installed, and manuals for the power supply and  
the Ethernet/RS-232 Interface. Any additional parts shipped with the  
power supply will be identified in the supply's documentation.  
Inspect the unit for any signs of physical damage such as scratches,  
cracks, or broken switches, connectors, or displays.  
Check the printed circuit board and components if you suspect  
internal damage.  
If the unit is damaged, save all packing materials and notify the carrier  
immediately. For additional information, please see the section titles,  
“Returning Power Supplies to the Manufacturer” in the manual shipped  
with your complete unit.  
CAUTION  
Use proper static control techniques to avoid damage to static-  
sensitive components on the printed circuit board.  
TM-XR9B-01XN  
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Installation and Configuration  
Front Panel  
Figure 2-1 shows the front panel of an XFR 1200 Watt supply with  
Ethernet/RS-232 Interface installed. There is a further description of the  
Remote Programming LEDs in Table 2-1.  
Remote LED (REM)  
Local Switch (LOCAL)  
Remote Programming LEDs. See table.  
Figure 2-1 Power Supply Front Panel with Ethernet/RS-232 Interface Installed  
(1200 Watt Power Supply Shown)  
Table 2-1 Remote Programming LEDs  
ADR  
SRQ  
ERR  
Address: Indicates that the master controller is addressing the unit.  
Service Request: (GPIB only)  
Error: Indicates when a programming error has occurred. You can  
clear the ERR LED with an error query command.  
FLT  
Fault: Indicates that a fault has occurred. The fault bit must be  
unmasked. Refer to the status register in Table 3-8 on page 3–18.  
Momentarily lights if PON SRQ is set to on.  
POL  
Polarity: Indicates that the polarity user line has been activated.  
See “User Lines Connector” on page 2–26.  
2–4  
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Initial Inspection  
Ethernet/RS-232 Interface Subplate and PCB  
The Ethernet/RS-232 Interface Subplate is visible from the rear panel of  
the unit. Rear panel components are identified in Figure 2-2.  
2
3
6
7
1
4
5
Note: On some models, the subplate is rotated 180 degrees.  
Figure 2-2 Ethernet/RS-232 Interface Subplate  
(XFR 1.2kW shown - located on power supply rear cover)  
1
2
User Lines Signal Connector  
Error LED (ERR)  
Indicates that a programming error has occurred.  
Clear with error query command.  
3
Address LED (ADR)  
Indicates that the unit is being addressed by the master controller.  
4
5
6
7
RS-232 Connector  
Ethernet Bridge Reset Switch  
RJ45 Ethernet Connector  
Ethernet Bridge LEDs  
NA: Reserved  
DIA: Diagnostics  
NET: Network link status  
SER: Serial port activity  
See page B–5.  
TM-XR9B-01XN  
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Installation and Configuration  
CAUTION  
Use proper static control techniques to avoid damage to static-  
sensitive components on the printed circuit board  
Figure 2-3 shows the internal components on the Ethernet/RS-232  
Interface PCB. Table 2-5 shows which jumpers need to be modified to  
change modes or settings.  
COP LEDs  
J2  
Slave Controller  
COP LED  
J64  
CR167  
CR166  
CR89  
J65  
1
J2  
J931  
3
Subplate  
2
J3  
J4  
J5  
J612 3  
J1031  
J1  
Master Controller  
Master EPROM  
Ethernet Bridge  
Slave EPROM  
Figure 2-3 Ethernet/RS-232 Interface PCB  
2–6  
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Initial Inspection  
Table 2-2 Ethernet/RS-232 Interface Jumper Selections  
J2  
J2  
Baud rate selection  
(default 9600)  
page 2–18 B1 (5-6) [closed] [default]  
B2 (3-4) [closed] [default]  
B3 (1-2) [closed] [default]  
RS-232 flow control  
selection hardware (RTS/  
CTS) or software (XON/  
XOFF)  
page 2–19 FLW (7-8) [closed] [default] Flow control disabled.  
FLW (7-8) [open] Flow control enabled.  
XON (9-10) [closed] [default] Hardware flow control.  
XON (9-10) [open] Software flow control.  
J2  
J2  
Unused  
(11-12) [closed] [default] Provides extra jumper.  
(13-14) [open] Not used.  
Power-On remote/local  
page 2–20 PONREM (15-16) [open] [default] PON in remote.  
PONREM (15-16) [closed] PON in local.  
J3, J4,  
J5, J6  
Ethernet or RS232 mode page 2–12 (2-3) [default] Ethernet.  
(1-2) RS232.  
J65  
Local OVP control  
selection  
page 2–24 [closed] [default]  
[open] Front Panel OVP Control.  
J93  
User TTL shutdown (S/D) page 2–25 (1-2) User TTL S/D line active low.  
selection  
(2-3) [default] User TTL S/D line active high.  
page 2–24 [closed] [default]  
[open]  
J103  
Remote OVP control  
selection  
Note: All other jumpers are not user-selectable.  
CR89 Red Diagnostic LED Bus error or Soft restart on Master circuitry  
CR166 Red Diagnostic LED Soft restart on Master circuitry  
CR167 Green Diagnostic LED Bus error on Master circuitry  
Refer to “Troubleshooting” on page 3–20 for more information on these LEDs.  
Slave EPROM See revision number stamped on EPROM  
Master EPROM See revision number stamped on EPROM  
TM-XR9B-01XN  
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Installation and Configuration  
Changing Internal Jumpers  
Some of the settings on the Ethernet/RS-232 Interface card are user  
selectable by way of jumpers on the printed circuit board. The procedure  
for changing the jumpers varies depending on if you have a 1.2kW XFR,  
or a 2.8kW XFR.  
CAUTION  
If you remove the unit's cover, use proper static control  
techniques to avoid damage to static-sensitive components on  
the printed circuit board.  
Procedure for 1.2kW XFR  
Ensure that the input power connection has been disconnected and the  
unit is powered off before you attempt to remove the top cover. Remove  
all the screws holding down the top cover and then remove the cover. The  
printed circuit board that you need access to is upside down (component  
side down), so you must remove all the screws that are holding it in place.  
Refer to Figure 2-4 to see which screws should not be removed.  
During service, do not  
remove these screws  
Figure 2-4 Removing the PCB  
2–8  
TM-XR9B-01XN  
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Changing Internal Jumpers  
Once that is complete, turn the board over and, if necessary, remove the  
short ribbon cable connected to J64 on the interface card to get access to  
the under side of the PCB. You can now scan the board and refer to Figure  
2-3 to locate the various components and jumpers on the PCB. Once you  
have made the necessary changes, reconnect the ribbon cable, screw the  
PCB back in place, and screw the top cover on.  
Procedure for 2.8kW XFR  
Ensure that the input power connection has been disconnected and  
the unit is powered off before you attempt to remove the top cover.  
Remove all the screws holding down the top cover and then remove  
the cover. The printed circuit board that you need access to is right  
side up (component side up), so refer to Figure 2-3 to locate the  
various components and jumpers on the PCB. Once you have  
located the jumpers and made the necessary changes, return the top  
cover to its proper position, and screw it back in place.  
TM-XR9B-01XN  
2–9  
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Installation and Configuration  
Basic Setup Procedure - Ethernet  
This procedure can be used as a quick reference for those familiar with  
the configuration requirements for the Ethernet/RS-232 Interface as  
installed in the DC power supply. For those who want more information,  
each step refers to more detailed procedures located in subsequent  
sections. Execute each step of the procedure in the sequence given.  
Table 2-3 Ethernet Setup Procedure  
1
2
Mode  
Configuration  
Configure for Ethernet  
communications.  
See “Configuring for Ethernet or RS-  
232” on page 2–12.  
Ethernet  
Connect the CAT 5 network cable to See “Ethernet Connection” on  
Connection  
the Ethernet connector on the  
supply.  
page 2–13.  
3
4
User Signal  
Connector  
Configure and use the user line  
connector signals, if required.  
See “User Lines Connector” on  
page 2–26.  
Power ON  
Power on the unit and wait 45  
See “Troubleshooting” on page 3–20  
seconds for the Ethernet Bridge to if the NETwork LED does not stay  
complete its start-up routine. Before illuminated after startup has  
proceeding, check to ensure that the completed.  
green NETwork LED on the back  
panel is ON.  
5
Locate your  
Load the Setup Software that ships See “Locating the Power Supply on  
power supply on with this interface card.  
your network  
Your Network” on page 2–14.  
6
7
Configure the  
Ethernet Bridge configuration page.  
Access the device’s web server/  
See “Configuring Ethernet Bridge”  
on page 2–15.  
Test  
Begin Communicating with your  
instrument.  
If you do not have a TCP/IP based  
software application suitable for this  
application, and are familiar with RS-  
232 type communications, see  
“Installing and Using RealPort®” on  
page 2–16.  
2–10  
TM-XR9B-01XN  
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Basic Setup Procedure - RS-232  
Basic Setup Procedure - RS-232  
This procedure can be used as a quick reference for those familiar with  
the configuration requirements for the Ethernet/RS-232 Interface as  
installed in the DC power supply. For those who want more information,  
each step refers to more detailed procedures located in subsequent  
sections. Execute each step of the procedure in the sequence given.  
Table 2-4 RS-232 Setup Procedure  
1
2
3
Mode  
Configuration  
Configure for RS-232  
communications.  
See “Configuring for Ethernet or RS-  
232” on page 2–12.  
Baud Rate  
Selection  
Select transmission speed.  
(Default 9600)  
See “Baud Rate Selection” on  
page 2–18.  
Flow Control  
Selection  
Select flow control ON or OFF.  
(Default is OFF) If flow control is page 2–19.  
set ON, choose software-based  
See “Flow Control Selection” on  
XON/XOFF or hardware-based  
RTS/CTS communication control.  
4
5
Remote/Local  
Operation  
The factory default is PON REM. See “Remote/Local Operation” on  
page 2–20.  
RS-232  
Connect the RS-232 cable assembly See “Power Supply Settings” on  
Connection  
to the RS232 connector on the  
supply.  
page 2–23  
6
7
User Signal  
Connector  
Configure and use the user line  
connector signals, if required.  
See “User Lines Connector” on  
page 2–26.  
Power ON  
Power on the unit.  
See “Additional User Options and  
Settings” on page 2–24 and “User  
Signals” on page 2–26 for  
information about Local/Remote  
OVP, TTL Shutdown, and auxiliary  
connector user signals.  
8
9
Power Supply  
Settings  
Configure the controller’s operating See “Power Supply Settings” on  
parameters to match the power  
supply settings.  
page 2–23.  
Test  
Test the link by communicating with Example: VSET2;ISET1  
the power supply.  
This command string sets power  
supply voltage to 2V and its current  
limit to 1A.  
See “Operation”.  
TM-XR9B-01XN  
2–11  
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Installation and Configuration  
Configuring for Ethernet or RS-232  
This interface card can be configured for Ethernet communication, or for  
RS-232 communication, but not both simultaneously. From the factory,  
the instrument will be configured for Ethernet communication. Therefore  
you should only need to follow these instructions if you are switching  
over to RS-232, or back to Ethernet. To switch between the two  
configurations, you must change internal jumpers on the interface card.  
See “Changing Internal Jumpers” on page 2–8. Also refer to Table 2-2  
and Figure 2-3 on page 2–6 to locate the corresponding jumpers.  
Table 2-5 Jumper positions for Ethernet or RS-232  
J3  
J4  
J5  
J6  
1-2  
1-2  
1-2  
1-2  
2-3  
2-3  
2-3  
2-3  
When you have finished changing the jumper positions, ensure that the  
baud rate, flow control, and power-on state are configured properly for  
your new setup. These settings are also changed by adding or removing  
jumpers, so it is best to perform this adjustment, if necessary, while the  
interface card is accessible. Refer to “Baud Rate Selection” on page 2–18,  
“Flow Control Selection” on page 2–19 and “Remote/Local Mode  
Startup” on page 2–20 for more detailed information on how to  
reconfigure these settings.  
Note: If you are switching the interface card back to Ethernet it is  
recommended to set the baud rate to 9600, turn flow control off, and  
have the unit power-on in remote mode (these are the default settings).  
2–12  
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Ethernet Communications  
Ethernet Communications  
Ethernet Connection  
There are two options for controlling your XFR power supply via  
Ethernet - "Connecting to a Network" or "Connecting Directly to your  
Computer." The first option is to connect the power supply to a network,  
and control the unit from your computer which is also connected to the  
network. The second option is to connect the XFR directly to your  
computer's network interface card (NIC). This bypasses the need for an  
existing network.  
Connecting to a Network  
All that is required to connect your XFR to a network is a straight through  
CAT 5 network cable and an available network port.  
Connecting Directly to your Computer  
To connect your XFR directly to your computer you will need a cross-  
over CAT 5 network cable. You will also need to check your network  
settings on your computer to ensure that you are using a static IP address.  
Check with your IT department for assistance.  
TM-XR9B-01XN  
2–13  
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Installation and Configuration  
Locating the Power Supply on Your Network  
1. Record the MAC address for your power supply. This will be visible  
at the back of the XFR, on the interface card subplate. For example,  
MAC Address  
00429D 22EF45  
MAC Address:  
______________________________  
2. Insert the Xantrex XFR Ethernet Software Utilities CD into your CD  
drive.  
3. If the CD does not start automatically, double-click the My Computer  
icon, double-click the CD icon and then double-click  
autorun_main.htm.  
4. When the menu appears, click Xantrex Device Discovery to install  
and run the application. This application will find and list all XFR’s  
with an Ethernet/RS-232 Interface card on your network.  
5. You can now scan the list and locate your new XFR by its MAC  
address.  
6. If your network uses a DHCP server and DHCP was enabled on the  
XFR, your new instrument will already have an IP address. If not, you  
will have to configure an IP address manually. Refer to steps 2 and 3  
in “Configuring Ethernet Bridge” on page 2–15 for more information.  
7. Write down the IP address so that you can access the instrument via  
its web server, and for when you start communicating with the power  
supply.  
2–14  
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Ethernet Communications  
Configuring Ethernet Bridge  
The Ethernet/RS-232 Interface card has an Ethernet Bridge that converts  
the ethernet packets to serial data signals for processing by the embedded  
microcontroller. The Ethernet Bridge must be properly configured for  
serial communications with the microcontroller. For example, settings on  
the Bridge, such as Baud Rate and Flow Control, must match the jumper  
settings on the interface board.  
There are two ways to gain access to the configuration menu for the  
Ethernet Bridge. One is to run the Setup program that is available on the  
Software CD. This program will find your instrument and allow you to  
configure it by clicking on the instrument’s IP address. You will then need  
to enter the correct username and password to be able to configure the  
device.  
Default Username: root  
Default Password: dbps  
The other method is to open up a web browser like Internet Explorer, and  
type in the IP address for the instrument. Again, you will be asked for the  
username and password. Once you have accessed the configuration page,  
follow these steps for proper setup.  
1. Click Configuration > Serial Port, and ensure that the following  
settings have been selected:  
Baud Rate:  
Data Bits:  
Parity:  
Stop Bits:  
Flow Control:  
9600  
8
None  
1
None  
Click Apply once you have finished adjusting the above settings.  
2. Now click Configuration > Network. If your network uses a DHCP  
server (ask your IT department) you should select Obtain IP address  
automatically using DHCP and then click Apply. If your network  
doesn’t use a DHCP server, select Use the following IP address: and  
enter an appropriate IP address, Subnet Mask and Default Gateway. .  
3. Ask for assistance from your IT department to obtain an appropriate  
IP address, Subnet Mask, Default Gateway, Name Server, and  
Domain. Once you have made the appropriate changes, click Apply. If  
this changed the setting, the device will reboot, so you will have to  
renew your connection to its configuration webpage for any further  
configuration changes.  
TM-XR9B-01XN  
2–15  
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Installation and Configuration  
1
Installing and Using RealPort®  
Background  
RealPort® software allows you to keep using your existing applications  
that rely on COM ports and RS-232 links for communication purposes,  
instead of having to develop TCP/IP based network applications. Installed  
on a network-enabled PC, RealPort® creates a virtual COM port. As  
such, your application still thinks it is working with a real serial port, such  
as COM1. When the application sends data to this serial port, RealPort®  
ships the data across the network to the Ethernet Bridge in your power  
supply. By doing this, the network is transparent to your existing  
application.  
Installation  
RealPort® can be installed on any PC running Windows NT 4.0,  
Windows 2000, or Windows XP.  
1. Insert the Xantrex XFR Ethernet Software Utilities CD into your CD  
drive  
2. If the CD does not start automatically, double-click the My Computer  
icon, double-click the CD icon and then double-click  
autorun_main.htm.  
3. When the menu appears, click Digi RealPort®.  
4. Follow the on-screen instructions for proper installation.  
Note: RealPort® drivers for UNIX systems are available. Contact your  
Xantrex representative to obtain these drivers if necessary.  
Using RealPort®  
Once you have installed the RealPort® driver for your power supply,  
using it is as simple as running your existing application (such as  
HyperTerminal, or a custom RS-232 application) and setting the COM  
port to be the one created by the RealPort® driver for your instrument.  
1.RealPort® is a registered trademark of Digi International.  
2–16  
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RS-232 Communications  
RS-232 Communications  
RS-232 Connection  
WARNING  
Do not operate the power supply and the computer at  
significantly different frame potentials. The interface  
connection system may not be capable of handling the resulting  
excessive ground currents.  
Use an approved RS-232 connector and null modem cable when  
connecting the Ethernet/RS-232 Interface to your computer. The RS-232  
connector uses the 9 pin mating connector on the rear panel. Figure 2-5  
shows the pinouts for the RS-232 connector.  
Refer to Figure 2-2 on page 2–5 for the position of the RS-232 connector  
on the rear panel subplate.  
1 NC  
2 RXD  
3 TXD  
4 NC  
5 GND  
6 NC  
7 RTS  
8 CTS  
9 NC  
Figure 2-5 RS-232 Connector Pinouts  
TM-XR9B-01XN  
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Installation and Configuration  
Baud Rate Selection  
Serial transmission sends and receives data in bit streams at fixed bit  
rates. Both the computer and the interface must have the same bit rate  
setting for proper communication. The default baud rate is 9600. We  
recommend that you do not change this setting. If the setting must be  
changed, use Table 2-6 to select the correct jumper positions. You will  
need to remove the cover to change any jumpers. See “Changing Internal  
Jumpers” on page 2–8.  
Table 2-6 Jumper J2 Settings for Baud Rate  
9600  
4800  
2400  
1200  
600  
closed  
open  
closed  
closed  
open  
closed  
closed  
closed  
closed  
open  
closed  
open  
open  
closed  
open  
closed  
closed  
open  
300  
open  
150  
closed  
open  
open  
75  
open  
open  
2–18  
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RS-232 Communications  
Flow Control Selection  
Flow control signals regulate data flow for proper communication. To  
enable or disable the flow control, change the J2 FLW jumper according  
to Table 2-7. With flow control enabled, you can use either software or  
hardware protocols to control flow rates. You will need to remove the  
cover to change any jumpers. See “Changing Internal Jumpers” on  
page 2–8.  
Table 2-7 Jumper J2 Flow Control Section  
closed (default)  
open  
Disable Flow Control  
Enable Flow Control  
Once flow control is enabled, two flow control methods are available.  
You can select software based XON/XOFF flow protocol or hardware  
based RTS/CTS by changing an internal jumper. Table 2-8 shows the flow  
control conditions with regards to the J2 XON jumper.  
Table 2-8 Jumper J2 Flow Control Protocol Selection  
closed (default)  
open  
Hardware Flow Control  
(RTS/CTS protocol)  
Software Flow Control  
(XON/XOFF protocol)  
TM-XR9B-01XN  
2–19  
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Installation and Configuration  
Remote/Local Operation  
Remote/Local Mode Startup  
The power supply can be set to start-up in remote or local mode. To  
change this setting, the PON REM jumper must be adjusted according to  
Table 2-9. You will need to remove the cover to change any jumpers. See  
“Changing Internal Jumpers” on page 2–8 for information on how to  
change internal jumper settings.  
See Table 2-9 for the switch settings.  
Table 2-9 Jumper J2 Remote/Local Start-up Settings.  
open (default)  
closed  
Unit in remote mode  
Unit in local mode  
With the PON REM jumper open, the power supply will start up in  
remote mode. The green REM LED on the front panel will be lit,  
signaling that the power supply is under the control of the digital interface  
card. The output of the power supply is active on startup. To promote load  
safety, power ON defaults are zero for the output voltage and current  
limit, and 110% of maximum output voltage for the OVP trip point. See  
Table 2-10. Refer to “Operation” for more information about the interface  
commands listed in the table.  
If the PON REM jumper is closed, the power supply will power up in  
local mode. Power supply control is at the front panel. During an  
operating session, you can toggle between local mode and remote mode  
by using the front panel LOCAL button or sending commands as  
described in Table 2-10.  
Note: The default setting for this jumper is open. If you require it to be closed  
(PON in local mode) you can obtain a spare jumper by removing the one that  
connects pins 11 and 12 on J2 as these pins are unused.  
2–20  
TM-XR9B-01XN  
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Remote/Local Operation  
Table 2-10 Remote Mode Power On Conditions  
Voltage  
0 V  
VSET 0  
Current  
0 A  
ISET 0  
Soft Voltage Limit  
Soft Current Limit  
OVP Trip Voltage  
Delay  
VMAX (see models)  
IMAX (see models)  
VMAX 7.5  
IMAX 140  
Model VMAX + 10% OVSET 8.25  
0.5 s  
ON  
DLY 0.5S  
Remote Enable  
REN ON  
Foldback Protection OFF  
FOLD OFF  
OUT ON  
Output  
Hold  
ON  
OFF  
NONE  
OFF  
OFF  
HOLD OFF  
UNMASK NONE  
AUXA OFF  
AUXB OFF  
Unmask  
AUXA  
AUXB  
Remote Mode Operation  
While in remote mode, use the interface commands to control the output  
of the power supply from a computer. See “Operation” for a complete list  
of device-dependent commands available with this interface.  
From remote mode, change to local mode operation by pressing the front  
panel LOCAL button or by sending either the GTL command or the  
REN OFF command. You can disable the LOCAL button by using the  
LLO command. For an example of how to use Local Lockout, see “Local  
Lockout (LLO) Command” on page 2–23.  
To return to remote mode, ensure that the REN command is set to ON and  
then send any valid device-dependent command. Since the remote mode  
output settings may be different from the local mode settings, the output is  
programmed to protect the load by turning off when you toggle from local  
to remote mode during a session. Check your remote settings and then  
send OUT ON to restore the output.  
TM-XR9B-01XN  
2–21  
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Installation and Configuration  
Local Mode Operation  
In local mode operation, you set the voltage and current output levels and  
the OVP trip level with controls located on the front panel. Refer to the  
operating manual for a description of the functions available at the front  
panel.  
While in local mode operation, you can change power supply control to  
remote mode by ensuring that REN is ON, then sending any software  
command and OUT ON to restore the output. Return to local mode by  
pressing the front panel LOCAL button, unless Local Lockout is in effect.  
If LLO is in effect, use the GTL command to send the power supply into  
local mode, or use the REN OFF command to turn off LLO and return the  
power supply to local mode.  
Example:  
Press the LOCAL button  
Id?  
Set unit to local mode  
Put the unit into remote mode  
(Use any command to do this.)  
Press the LOCAL button  
Return to local mode.  
Remote Enable (REN) Command  
You can use the Remote Enable command to toggle between local mode  
and remote mode. The default setting at startup is REN ON. With the  
remote enable command set at REN ON, you can return the power supply  
to remote mode whenever you send any command from the computer.  
Any time that you change from local to remote mode during a session, the  
output is programmed to turn off, since the remote mode settings may be  
different from the local mode settings. Send the OUT ON command to  
restore the output.  
You can turn off Remote Enable and move power supply control to the  
front panel by sending the REN OFF command. If the Local Lockout  
condition is in effect, sending the REN OFF command will turn off the  
LLO condition before sending the unit into local mode.  
To check whether the power supply is remote enabled, use the REN?  
query command.  
Example:  
REN ON  
Enable the power supply to be sent into  
remote mode  
VSET 10;ISET 2  
Put the unit into remote operation mode  
(Use any command to do this.)  
2–22  
TM-XR9B-01XN  
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Power Supply Settings  
Local Lockout (LLO) Command  
Use the Local Lockout command to disable the LOCAL button on the  
power supply front panel. With LLO in effect, you cannot return to local  
control by pressing the front panel LOCAL switch. You can still return to  
local mode by sending the Go to Local (GTL) command. However, to turn  
off LLO and return the power supply to local mode, send the REN OFF  
command. Only the REN OFF command will remove the LLO condition.  
Example:  
LLO  
GTL  
Set Local Lockout  
Return the power supply to local mode.  
Local Lockout is still in effect  
REN OFF  
Turn off Local Lockout and return the  
power supply to local mode  
Power Supply Settings  
For serial communication, the computer and the Ethernet/RS-232  
Interface must share the same communication settings. Make sure that the  
settings of the computer and of the power supply agree with those shown  
in Table 2-11.  
Table 2-11 Power Supply Settings  
Transmission  
Mode  
Asynchronous  
Full Duplex  
Speeds  
75, 150, 300, 600, 1200, 2400, 4800, 9600 (default)  
Parity  
None  
Connector  
Start Bit  
Stop Bit  
Data Bits  
Protocols  
DB9-pin Male  
1
1
8
XON/XOFF  
RTS/CTS  
NONE (default)  
TM-XR9B-01XN  
2–23  
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Installation and Configuration  
Additional User Options and Settings  
You can customize remote operation settings for OVP (over voltage  
protection) control and TTL shutdown by changing jumper positions on  
the Ethernet/RS-232 Interface card. Refer to the operating manual for  
information on how to use over voltage protection and TTL shutdown.  
OVP Selection  
Over voltage protection (OVP) on the Ethernet/RS-232 Interface is set at  
the factory for remote software operation. When operating the power  
supply in remote mode, you control the OVP trip level using the OVSET  
software command. If you return the power supply to local operation by  
using the REN software command or the front panel LOCAL switch,  
control of the OVP trip level changes from software control to the front  
panel OVP potentiometer. The default OVP trip level is set as 110% of the  
power supply's rated output voltage. See Table 2-10 on page 2–21 for a  
complete list of remote power ON default settings.  
You can isolate the location of OVP control by changing the positions of  
the Local OVP Control jumper J65 and the Remote OVP Control jumper  
J103, both on the Ethernet/RS-232 Interface PCB. The default jumper  
settings allow control of OVP to depend on the operating state of the  
power supply. By physically changing the jumper settings, you can isolate  
the location of OVP control to software control only or front panel control  
only. Table 2-12, “OVP Control Mode Selection” on page 2–24 shows a  
table of jumper settings and OVP programming selection. Refer to Figure  
2-3 on page 2–6 for the location of the jumpers on the Ethernet/RS-232  
Interface PCB. You will need to remove the cover to change any jumpers.  
See “Changing Internal Jumpers” on page 2–8.  
Table 2-12 OVP Control Mode Selection  
Closed (default) Closed (default) Software or Front Panel OVP control  
(dependent on the power supply operating  
state)  
Closed  
Open  
Open  
Open  
Closed  
Open  
Software OVP control only  
Front Panel OVP control only  
Front Panel OVP control only  
2–24  
TM-XR9B-01XN  
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Additional User Options and Settings  
TTL Shutdown Polarity  
You can use the Shutdown function to disable or enable the supply's  
output. Disabling the supply using TTL shutdown allows you to make  
adjustments to the load or to the power supply without shutting down the  
power supply. With the Ethernet/RS-232 Interface installed, TTL  
shutdown is activated by a TTL signal to Pin 1 of the user lines connector  
on the interface subplate. The shutdown user line uses a 0-5Vdc TTL  
input with a high signal range of 2.2-5.0Vdc. The current range of the  
shutdown line is 1-10mA. See Figure 2-6, “User Lines Signal Connector  
Circuit Block Diagram” on page 2–27 for a schematic of the user lines  
connector containing the shutdown user line.  
You can select the logic level of the TTL input by changing the J93  
connector on the Ethernet/RS-232 Interface PCB. Table 2-13 shows the  
TTL signal levels for the J93 jumper settings. See Figure 2-3 for the  
location of the J93 jumper on the printed circuit board. You will need to  
remove the cover to change any jumpers. See “Changing Internal  
Jumpers” on page 2–8.  
Table 2-13 Jumper Settings for TTL Shutdown Circuit Logic  
Pin 2 to Pin 3 (default)  
Pin 1 to Pin 2  
HIGH  
LOW  
OFF  
ON  
HIGH  
LOW  
ON  
OFF  
TM-XR9B-01XN  
2–25  
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Installation and Configuration  
User Signals  
User Lines Connector  
Auxiliary User Lines connector, located on the Ethernet/RS-232 Interface  
rear panel, provides several signals to increase your operating control of  
the supply. These signals are dependent on the operator's design and uses.  
The operation of the user lines connector signal requires that you provide  
external Vcc and ground. Use a standard 8-position telephone jack and  
data cable to connect to the user lines connector. To locate the connector,  
refer to the Ethernet/RS-232 Interface subplate drawing in Figure 2-2 on  
page 2–5. See Table 2-14 for pin descriptions. The user lines connector  
outputs can sink a current of 5mA each. Figure 2-6 on page 2–27 shows  
the portion of the option board schematic which contains the user line  
connector. Use the schematic as a reference when making input or output  
connections.  
Table 2-14 User Signals Connector  
1
External TTL shutdown input signal (See “TTL Shutdown  
Polarity” on page 2–25)  
2
3
4
5
Polarity signal, open collector (asserted by VSET -x)  
Isolation signal, open collector (asserted by OUT OFF)  
Fault signal, open collector (asserted when bit set in fault register)  
External Vcc, 15V maximum (supplied by connecting and  
operating an external source)  
User Line  
6
External ground and shutdown return (supplied by connecting and  
operating an external source)  
Note: On some models, the  
connector is rotated 180°.  
7
8
Open collector user signal (asserted by AUXA ON)  
Open collector user signal (asserted by AUXB ON)  
2–26  
TM-XR9B-01XN  
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User Signals  
Figure 2-6 User Lines Signal Connector Circuit Block Diagram  
TM-XR9B-01XN  
2–27  
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Installation and Configuration  
User Lines Cable Connection  
Use a standard 8-position telephone jack and data cable to connect to the  
user line connector. Add a ferrite block to reduce radiated emission. The  
one inch square ferrite block with built-in housing clip is packaged and  
shipped with the power supply interface card.  
To install the ferrite block:  
1. Position the block no more than 5 cm (2 in.) from the power supply  
end of the user line connector cable.  
2. Open the ferrite block housing.  
3. Loop the cable through the ferrite block. See Figure 2-7, “User Lines  
Cable with Ferrite Block” on page 2–28.  
4. Close the housing clip.  
The ferrite block ensures that the power supply system meets radiated  
emission requirement 89/336/EEC for CE mark approval. See the power  
supply's operating manual for noise specifications.  
User Lines Cable  
Ferrite Block  
To Connector  
on XFR  
To User Custom Interface  
Figure 2-7 User Lines Cable with Ferrite Block  
2–28  
TM-XR9B-01XN  
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Operation  
3
Introduction  
This section covers Ethernet/RS-232 Interface programming, including  
an extensive set of device-dependent commands, error codes, and status  
and fault register information.  
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Operation  
RS-232 Operation  
When the Ethernet/RS-232 Interface card is configured for RS-232 you  
can send and receive data between your power supply and computer,  
relying on bit serial communication. You can use the computer controller  
to issue commands to the power supply for programming, queries,  
calibration, or status. The power supply responds to the complete  
command set of device dependent software commands shown in  
“Command Reference” on page 3–9.  
Ethernet Operation  
When the card is configured for Ethernet, you can send and receive data  
between you power supply and computer via your network. The same  
command set is used for RS-232 and Ethernet. The only difference is  
medium and protocol used.  
Command Syntax  
Manual Conventions  
The manual uses these conventions when displaying command  
information. These characters are not part of the command but are used to  
denote parameters used with the command.  
< > (angle brackets)  
Angle brackets enclose a parameter. Do not include  
the angle brackets in the command line you send to  
the computer.  
/ (slash)  
Separates two alternative parameters. When a slash  
separates two parameters, you can use either  
parameter to achieve the same result.  
Example: <1/ON>  
Entering 1 or ON will achieve the same result.  
3–2  
TM-XR9B-01XN  
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Command Syntax  
Command Format and Parameters  
The device-dependent language for the Ethernet/RS-232 Interface  
consists of commands and parameters. A command is a one word code  
which either gives instructions to the interface or asks for information  
from the interface. A command may be followed by one or more  
parameters, a short code that changes the state of the power supply or the  
state of the bit register. Table 3-1, “Command Parameters” on page 3–4  
lists the parameters that affect the command set.  
Format:  
COMMAND or  
COMMAND <parameter> or  
COMMAND <parameter>,<parameter>  
You can enter commands in upper or lower case lettering.  
Example: MASK FOLD = mask fold  
Do not further abbreviate command names or parameters.  
Example: MASK FOLD MK FOLD  
MASK FOLD MASK FD  
Use a space between the command and the first parameter. Any  
number of consecutive spaces is treated as one space. Numeric data  
may contain leading spaces. Embedded spaces between digits or  
between a digit and a decimal point are not accepted.  
Example: MASK FOLD = MASK  
VOUT 3.4 = VOUT  
FOLD  
3.4  
4
VOUT 3.4 VOUT 3.  
Use commas between parameters in those commands with more than  
one parameter, and between mnemonic parameters as in the MASK  
and UNMASK commands. Only one comma is allowed and it may be  
preceded or followed by any number of spaces.  
Example: MASK CV, OV, FOLD  
TM-XR9B-01XN  
3–3  
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Operation  
Table 3-1 Command Parameters  
<current>, <Ihi>, <Ilo> The current in amps or milliamps. If no unit is given, <float>  
the default unit is amps.  
<float>A  
<float>mA  
<time>  
The time in seconds or milliseconds. If no unit is given, <float>  
the default unit is seconds.  
<float>s  
<float>ms  
<voltage>, <Vlo>,  
<Vhi>  
The voltage in volts or millivolts. If no unit is given,  
the default unit is volts.  
<float>  
<float>V  
<float>mV  
<mnemonics>  
A combination of CV, CC, CV, OV, OT, SD, FOLD,  
See registers on  
ERR, PON, REM, ACF, OPF, and SNSP. See MASK page 3–17.  
and UNMASK commands in the command reference  
for use of the ALL and NONE parameters.  
<state>  
The state of a binary condition.  
<1/ON, 0/OFF>  
Floating Point Number <float>  
Variables sent with command parameters are floating point numbers.  
Table 3-2 defines the structure of floating point numbers for use with the  
software commands.  
Table 3-2 Floating Point Numbers  
The floating point number has four significant figures. 1.234  
It can be of either sign, positive or negative.  
-1.234  
+1.234  
A floating point number can have one decimal point. 0.123  
1.2  
123.4  
Scientific Notation  
123.0E-1  
Use E or e after the number for a base ten exponent.  
An integer of either sign must follow an exponent.  
1.2E-1  
10.00E+1  
3–4  
TM-XR9B-01XN  
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Command Syntax  
Command Strings  
If you send more than one command line, separate the commands with a  
semicolon. The semicolon may be preceded or followed by spaces.  
Example:  
ISET 2.0A; VSET 5V  
ISET 2.0A; VSET 5V  
Command Terminators  
Terminators indicate the end of a command string and tell the power  
supply to execute the command. The termination character is CR  
(Carriage Return).  
Format:  
COMMAND <parameter>; COMMAND <parameter>,  
<parameter><CR>  
Order  
You may send commands in any order, keeping in mind that only those  
commands received after a HOLD and before a TRG (trigger) will be  
released by the TRG command. In addition, only these commands  
received after a supply disable (OVP or foldback protection) and before a  
RST (reset) or OUT ON command will be released by the RST command  
or the OUT command. Commands are executed in the order they are  
received.  
TM-XR9B-01XN  
3–5  
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Operation  
Command Summary  
Use these commands to control the operation of the supply. They are  
listed here in order of function such as PROGRAMMING, QUERY,  
CALIBRATION, and STATUS commands. See “Command Reference”  
on page 3–9 for more detailed information about each command and its  
use.  
Table 3-3 Programming Commands  
AUXA  
AUXB  
Selects the state of the AUXA output signal on the Pin 7 of the  
user lines connector.  
Selects the state of the AUXB output signal on the Pin 8 of the  
user lines connector.  
CLR  
DLY  
Initializes the power supply to its Power ON (PON) state.  
Sets a programmable time delay which is executed by the supply  
before reporting fault conditions after a new output voltage or  
current is specified.  
GTL  
Sends the supply to local mode.  
Sets foldback mode for the supply.  
FOLD  
HOLD  
Enables or disables voltage/current setting hold mode for the  
supply.  
IMAX  
ISET  
Sets an upper soft limit on the programmed output current for the  
supply.  
Sets the output current of the supply in amps (default) or in  
milliamps.  
LLO  
Local Lockout. Disables the front panel LOCAL button.  
Enables or disables voltage/current output for the supply.  
OUT  
OVSET  
Sets the over voltage protection trip point for the supply in volts  
(default) or in millivolts.  
REN  
RST  
Sets remote mode or local mode.  
Resets the supply to the present voltage and current settings if the  
output is disabled by OVP or foldback protection.  
TRG  
Implements programmed voltage and current settings which had  
been in hold mode.  
VMAX  
VSET  
Sets an upper soft limit on the supply’s programmed output  
voltage.  
Sets the output voltage of the power supply in volts (default) or in  
millivolts.  
3–6  
TM-XR9B-01XN  
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Command Summary  
Table 3-4 Query Commands  
AUXA?  
AUXB?  
CMODE?  
DLY?  
Asks for the state of the set value for the AUXA command  
Asks for the state of the set value for the AUXB command  
Asks for the power supply’s calibration mode status.  
Asks for the programmable time delay setting before the supply  
reports fault conditions.  
ERR?  
Asks for the most recent remote programming error which  
occurred in the supply since the last time the error query  
command (ERR?) was used.  
FOLD?  
HOLD?  
ID?  
Asks for the supply’s present foldback setting.  
Asks for the present hold mode setting.  
Asks for the power supply’s model name and master EPROM  
version.  
IMAX?  
IOUT?  
ISET?  
OUT?  
Asks for the supply’s soft current limit setting.  
Measures the supply’s actual current output.  
Asks for the supply’s present output current limit setting.  
Asks for the present enabled/disabled status of the supply’s  
output.  
OVSET?  
REN?  
Asks for the supply’s present over voltage protection limit.  
Asks for the state of remote enable.  
ROM?  
Asks for the version number of the master and slave EPROMs on  
the interface PCB.  
VMAX?  
VOUT?  
VSET?  
Asks for the supply’s soft voltage limit setting.  
Measures the supply’s actual voltage output.  
Asks for the supply’s present output voltage setting.  
TM-XR9B-01XN  
3–7  
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Operation  
Table 3-5 Calibration Commands  
CMODE  
IDATA  
IHI  
Places the supply into calibration mode.  
Calculates the slope and intercept for current programming.  
Sets the current output to the high calibration point.  
Sets the current output to the low calibration point.  
Calculates the slope and intercept for current readback.  
Sets the current output to the high readback point.  
Sets the current output to the low readback point.  
Calibrates the over voltage protection (OVP).  
ILO  
IRDAT  
IRHI  
IRLO  
OVCAL  
VDATA  
VHI  
Calculates the slope and intercept for voltage programming.  
Sets the voltage output to the high calibration point.  
Sets the voltage output to the low calibration point.  
Calculates the slope and intercept for voltage readback.  
Sets the voltage output to the high readback point.  
Sets the voltage output to the low readback point.  
VLO  
VRDAT  
VRHI  
VRLO  
Table 3-6 Status Commands  
ASTS?  
Asks for the supply’s accumulated status register.  
FAULT?  
Asks for the supply’s fault register for the status preset operating  
conditions.  
MASK  
Prevents the supply's previously unmasked operating conditions  
from setting bits in the fault register.  
STS?  
Asks for the supply’s present status register.  
UNMASK Enables you to select those supply's operating conditions that you  
are most interested in monitoring for fault occurrence.  
UNMASK? Asks for the supply's fault conditions which are currently enabled  
(unmasked).  
3–8  
TM-XR9B-01XN  
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Command Reference  
Command Reference  
Table 3-7 Command Reference  
ASTS?  
Asks for the supply’s accumulated status register. The accumulated status register  
stores any bit that was entered in the status register since the accumulated status  
query command (ASTS?) was last used, regardless of whether the condition still  
exists. The accumulated status register has the same bits, weights, and conditions  
as the status register. A bit in the accumulated status register will be set at 1 if the  
corresponding bit in the status register has been 1 (TRUE) at any time since the  
register was last read. See “Accumulated Status, Status, and Fault Registers” on  
page 3–17. The ASTS? query clears the status register.  
Response: ASTS <status mask> where status mask is the decimal equivalent of the  
total bit weights for the operating conditions as listed in the status register.  
AUXA <1/ON>, Controls the AUXA output signal level at rear panel connector Pin 7. Active low.  
<0/OFF>  
Initial value: AUXA 0  
AUXA?  
Asks for the present set value of the AUXA output signal.  
Response: AUXA 0 (OFF) or AUXA 1 (ON)  
AUXB <1/ON>, Controls the AUXB output signal level at rear panel connector Pin 8. Active low.  
<0/OFF>  
Initial value: AUXB 0  
AUXB?  
Asks for the present set value of the AUXB output signal.  
Response: AUXB 0 (OFF) or AUXB 1 (ON)  
CLR  
Initializes the power supply to its power ON condition. If issued while in local  
mode, CLR will force power supply settings to register default values as in but  
these default settings will not come into effect until the power supply is switched to  
remote mode operation. The CLR commands will clear faults from the fault  
register. CLR will not reset CMODE.  
CMODE<1/ON>, CMODE ON places the power supply into calibration mode for processing  
<0/OFF>  
calibration commands.  
Initial value: CMODE OFF or CMODE 0  
CMODE?  
Asks for the power supply’s calibration mode status.  
Response: CMODE 0 (disabled)  
CMODE 1 (enabled)  
TM-XR9B-01XN  
3–9  
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Operation  
Table 3-7 Command Reference  
DLY <seconds> Sets a programmable time delay employed by the supply before reporting fault  
conditions. The power supply uses the time delay after receiving a new output  
voltage or current setting via VSET or ISET, or after receiving RST, TRG, or OUT  
ON commands. During the time delay, the power supply disables CV, CC, and  
FOLD conditions from generating faults, preventing possible nuisance foldback if  
the supply momentarily switches modes while changing an output setting.  
Range: 0 to 32 seconds, with 32ms resolution  
Initial value: 0.5 second  
DLY?  
ERR?  
Asks for the setting of the programmable time delay before the supply reports fault  
conditions.  
Response: DLY <seconds>  
Asks for the most recent remote programming error. When the power supply  
detects a programming error, it lights the ERR LED and sets the ERR bit in the  
accumulated status and fault registers. If the error bit has been masked using the  
MASK command, then the ERR bit in the registers will not set. Once an error is  
detected, the remaining portion of the command line is discarded. An error query  
clears the ERR bit in the accumulated status register. See “Error Codes” on page 3–  
19.  
Response: ERR <error number> Example: ERR 0 (if no error)  
FAULT?  
Asks for the state of the fault register. A bit is set in the fault register when a fault  
arises for that condition. Lists the conditions which activate a fault bit. You can use  
the MASK command to disable bits from being set in the fault register.  
When a bit is set in the fault register it also asserts a signal on the Pin 4 user signal  
line. You can tie the Pin 4 fault line signal to the power supply's own External  
Shutdown user line, Pin 1, so that the shutdown signal goes low (active) in the case  
of a user-defined fault.  
The FAULT? query clears bits in the supply's fault register and fault line.  
Response: FAULT <fault mask> where fault mask is the decimal equivalent of the  
total bit weights for the operating conditions as listed in the fault register. See  
“Accumulated Status, Status, and Fault Registers” on page 3–17.  
FOLD  
Sets foldback mode for the supply. Foldback protection disables the power supply  
<2/CC>, <1/CV>, output when the output enters the fold condition. Reset with the RST command.  
<0/OFF>  
Example: Specify FOLD 1 or FOLD CV (Constant Voltage) when you want the  
supply to operate in Constant Current mode and have foldback protection disable  
the output if the supply switches to Constant Voltage mode.  
Initial value: FOLD 0/OFF  
3–10  
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Command Reference  
Table 3-7 Command Reference  
FOLD?  
Asks for the supply’s present foldback setting.  
Response: FOLD <mode> where mode is:  
0 (OFF) or  
1 (CV or Constant Voltage mode) or  
2 (CC or Constant Current mode)  
GTL  
Go to local. Returns the power supply to local control. See LLO (Local Lockout).  
See also“Remote/Local Operation” on page 2–20.  
HOLD <1/ON>, Enables or disables voltage/current setting hold mode for the supply. When  
<0/OFF>  
HOLD ON is specified, hold mode is enabled so that all voltage and current  
settings which would normally be implemented by the supply are held until a TRG  
(trigger) command is received. This feature allows you to synchronize the  
operation of several supplies.  
Initial value: HOLD OFF or HOLD 0  
HOLD?  
ID?  
Asks for the present hold mode setting.  
Response: HOLD 0 (OFF or disabled) or HOLD 1 (ON or enabled)  
Asks for the power supply model and the master EPROM version.  
Response: ID <model name><version>  
IDATA  
<Ilo>,<Ihi>  
Calculates and records the slope and offset for programmed current using ILO and  
IHI data. Set CMODE ON before using this command. See also the calibration  
procedures in Chapter 4.  
<Ilo> and <Ihi> are in <current> format.  
IHI  
In response to this command, the power supply sends a programmed current value  
to the output terminal. This value is at the high end of the power supply’s current  
range and is read by an external device connected as part of the calibration  
procedure. Refer to this value as IHI and record it to use as input with the IDATA  
command. Set CMODE ON before using this command. See also the calibration  
procedures in Chapter 4.  
ILO  
In response to this command, the power supply sends a programmed current value  
to the output terminal. This value is at the low end of the power supply’s current  
range and is read by an external device connected as part of the calibration  
procedure. Refer to this value as ILO and record it to use as input with the IDATA  
command. Set CMODE ON before using this command. See also the calibration  
procedures in Chapter 4 .  
TM-XR9B-01XN  
3–11  
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Operation  
Table 3-7 Command Reference  
IMAX <current> Sets an upper soft limit on the supply’s programmed output current. If the soft limit  
is exceeded, or if the soft limit value is lower than the present output current  
setting, the supply will ignore the command, turn on the ERR LED, and set the  
ERR bit in the bit registers.  
Range: 0 to model maximum output current (IMAX)  
Initial value: model IMAX  
IMAX?  
IOUT?  
Asks for the supply’s soft current limit setting.  
Response: IMAX <current>  
Measures the supply’s actual current output using the built-in current readback  
circuitry.  
Response: IOUT <current>  
IRDAT  
<Ilo>,<Ihi>  
Calculates and records the slope and offset for readback voltage using IRLO and  
IRHI data. Set CMODE ON before using this command. See also the calibration  
procedures in Chapter 4.  
<Ilo> and <Ihi> are in <current> format.  
IRHI  
The power supply outputs a current value to an external device connected as part of  
the calibration procedure and records a current readback value internally. These  
values are at the high end of the programmed current range. Refer to the output  
value as IRHI and record it to use as input with the IRDAT command. Set  
CMODE ON before using this command. See also the calibration procedures in  
Chapter 4.  
IRLO  
The power supply outputs a current value to an external device connected as part of  
the calibration procedure and records a current readback value internally. These  
values are at the low end of the programmed current range. Refer to the output  
value as IRLO and record it to use as input with the IRDAT command. Set  
CMODE ON before using this command. See also the calibration procedures in  
Chapter 4.  
ISET <current>  
Sets the power supply’s output current in amps (default) or in milliamps. This  
programmed current is the actual output in CC mode or the current limit in CV  
mode.  
Range: 0 to model maximum output current (IMAX)  
Initial value: 0 amps  
ISET?  
Asks for the supply’s present output current setting. Does not apply to current  
settings which are being held. See HOLD command.  
Response: ISET <current>  
3–12  
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Command Reference  
Table 3-7 Command Reference  
LLO  
Disables the front panel LOCAL switch. When LLO is in effect you can only  
return to local mode using the GTL command. You can remove the local lockout  
with the REN command. See also “Remote/Local Operation” on page 2–20.  
MASK  
<mnemonics>  
Disables the supply's previously unmasked operating conditions from setting bits  
in the fault and status registers. See “Accumulated Status, Status, and Fault  
Registers” on page 3–17. Mnemonics are separated from each other by commas  
and may be sent in any order.  
Mnemonics: CV, CC, OV, OT, SD, FOLD, ERR, PON, REM, ACF, OPF, SNSP  
Note: UNMASK NONE = MASK ALL (Initial value)  
MASK NONE = UNMASK ALL  
OUT <1/ON>, <0/ Enables or disables the supply’s voltage/current output. The supply will continue to  
OFF>  
accept new commands while the output is disabled but these will not be  
implemented until OUT ON or OUT 1 is received. OUT ON is the default setting.  
When you start the supply in remote mode, the output is enabled.  
OUT OFF (or OUT 0) also sets the isolation signal on the rear panel user lines  
connector, line 3. You can use the to trip external relays to isolate the power supply  
from the load.  
Initial value: OUT ON (or OUT 1) for output enabled  
OUT?  
Asks for the present enabled/disabled status of the supply’s output voltage/current.  
Response: OUT 1 output enabled or  
OUT 0 output disabled  
OVCAL  
Causes the master controller to perform automatic calibration of the supply’s over  
voltage protection circuitry. Set CMODE ON before using this command. Ensure  
jumper J65 on the Ethernet/RS-232 Interface PCB is connected for remote  
operation.  
OVSET  
<voltage>  
Sets the supply’s over voltage protection trip point in volts (default) or in  
millivolts. If the trip point is exceeded, or if the trip point value is lower than the  
present output voltage setting, the supply will ignore the command, turn on the  
ERR LED, and set the ERR bit in the accumulated status register. Reset with the  
RST command.  
Range: 0 to 110% of model maximum output voltage (VMAX)  
Initial value: 110% of model VMAX  
OVSET?  
Asks for the supply’s present over voltage protection limit.  
Response: OVSET <voltage>  
TM-XR9B-01XN  
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Operation  
Table 3-7 Command Reference  
REN <1/ON>, <0/ Remote Enable. When set to REN 0, the power supply is in local mode. If a  
OFF>  
command is sent from the computer, the power supply does not respond but  
remains in local mode. When set to REN 1, the power supply will enter remote  
mode if a command is sent from the computer. See also “Remote/Local Operation”  
on page 2–20.  
REN?  
Asks for the state of the remote enable. See REN command.  
Response: REN <state>  
ROM?  
Asks for the version number of the master and slave EPROMs located on the  
interface PCB.  
Response: ROM M:<version> S:<version>  
RST  
Resets the supply to present voltage and current settings if the output is disabled by  
over voltage or foldback protection. Output values may be changed via VSET,  
ISET, and OVSET while the unit is disabled, but those values will not take effect  
until RST is applied.  
STS?  
Asks for the supply’s present status register. Status conditions are stored in the  
status register. Each bit represents a separate condition. When the condition is true,  
the corresponding bit is 1 (true). Bits remain set in the status register as long as the  
condition is true. See “Accumulated Status, Status, and Fault Registers” on page 3–  
17.  
Response: STS <status mask> where status mask is the decimal equivalent of the  
total bit weights for the operating conditions as listed in the status register.  
TRG  
Implements programmed voltage and current settings which had been in hold  
mode. The supply operates with previous values until the TRG (trigger) command  
is sent.  
UNMASK  
<mnemonics>  
Enables you to select the supply operating conditions that you are most interested  
in monitoring for fault occurrence. Mnemonics describing the conditions are  
separated from each other by commas, and may be sent in any order.  
Specifying one or more mnemonics which describe the conditions (or the decimal  
equivalent of their total bit weight) enables the selected conditions to set bits in the  
supply’s fault and status registers during operation. A bit is set in the fault register  
when the corresponding bit in the status register changes from 0 to 1 and the  
corresponding bit in the mask register is 1. See “Accumulated Status, Status, and  
Fault Registers” on page 3–17.  
Mnemonics:CV, CC, OV, OT, SD, FOLD, ERR, PON, REM, ACF, OPF, SNSP,  
ALL, NONE  
Initial value:UNMASK NONE  
3–14  
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Command Reference  
Table 3-7 Command Reference  
UNMASK?  
Asks for the supply's fault conditions which are currently enabled (unmasked).  
Response: UNMASK <fault mask> where fault mask is the decimal equivalent of  
the total bit weights for the operating conditions as listed in the status and fault  
registers See “Accumulated Status, Status, and Fault Registers” on page 3–17.  
VDATA  
<Vlo>,<Vhi>  
Calculates and records the slope and offset for programmed voltage using VLO  
and VHI data. Set CMODE ON before using this command. See also the  
calibration procedures in Chapter 4.  
<Vlo> and <Vhi> are in <voltage> format.  
VHI  
In response to this command, the power supply sends a programmed voltage value  
to the output terminal. This value is at the high end of the power supply’s voltage  
range and is read by an external device connected as part of the calibration  
procedure. Refer to this value as VHI and record it to use as input with the VDATA  
command. Set CMODE ON before using this command. See also the calibration  
procedures in Chapter 4.  
VLO  
In response to this command, the power supply sends a programmed voltage value  
to the output terminal. This value is at the low end of the power supply’s voltage  
range and is read by an external voltmeter connected as part of the calibration  
procedure. Refer to this value as VLO and record it to use as input with the  
VDATA command. Set CMODE ON before using this command. See also the  
calibration procedures in Chapter 4.  
VMAX <voltage> Sets an upper soft limit on the supply’s programmed output voltage. If the soft limit  
is exceeded, or if the soft limit value is lower than the present output voltage  
setting, the supply will ignore the command, turn on the ERR LED, and set the  
ERR bit in the accumulated status register.  
Range: 0 to model maximum output voltage (VMAX)  
Initial value: model VMAX  
VMAX?  
VOUT?  
Asks for the supply’s soft voltage limit setting.  
Response: VMAX <voltage>  
Measures the supply’s actual voltage output using the built-in voltage readback  
circuitry.  
Response: VOUT <voltage>  
VRDAT  
<Vlo>,<Vhi>  
Calculates and records the slope and offset for readback voltage using VRLO and  
VRHI data. Set CMODE ON before using this command. See also the calibration  
procedures in Chapter 4 .  
<Vlo> and <Vhi> are in <voltage> format.  
TM-XR9B-01XN  
3–15  
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Operation  
Table 3-7 Command Reference  
VRHI  
The power supply outputs a voltage value to an external voltmeter connected as  
part of the calibration procedure and records a voltage readback value internally.  
These values are at the high end of the programmed voltage range. Refer to the  
output value as VRHI and record it to use as input with the VRDAT command. Set  
CMODE ON before using this command. See also the calibration procedures in  
Chapter 4.  
VRLO  
The power supply outputs a voltage value to an external voltmeter connected as  
part of the calibration procedure and records a voltage readback value internally.  
These values are at the low end of the programmed voltage range. Refer to the  
output value as VRLO and record it to use as input with the VRDAT command. Set  
CMODE ON before using this command. See also the calibration procedures in  
Chapter 4.  
VSET <voltage> Sets the power supply’s output voltage in volts (default) or in millivolts. This  
or programmed voltage is the actual output in CV (constant voltage) mode or the  
VSET <-voltage> voltage limit in CC (constant current) mode.  
If you enter a negative voltage value, the power supply will assert a signal on Pin 4  
of the user signal line. You can use the user signal to trip external relays to switch  
the output polarity.  
Range: 0 to model maximum output voltage (VMAX)  
Initial value: 0 volts  
VSET?  
Asks for the power supply’s present output voltage setting. Does not apply to  
voltage settings which are being held. See HOLD command.  
Response: VSET <voltage>  
3–16  
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Accumulated Status, Status, and Fault Registers  
Accumulated Status, Status, and Fault Registers  
The Ethernet/RS-232 Interface card uses three separate registers which  
are always active. They are the accumulated status, status, and fault  
registers. You can use the status commands shown in Table 3-6, “Status  
Commands” on page 3–8 to activate the registers. The bit register has  
twelve conditions, each assigned a bit weight. When querying a register,  
the controller returns a response which is the sum of the weights of all  
relevant conditions.  
Example:  
ASTS?  
Query the Accumulated Status register.  
Controller response.  
ASTS 771  
771 = 512 + 256 + 2 + 1 = PON + REM + CC + CV  
The accumulated status register shows that PON, REM, CC and CV have  
all been active since the last accumulated status register query.  
Table 3-8 shows the mnemonics and bit weights which correspond to each  
register condition. You can select conditions you want to monitor in the  
fault and status register by using the MASK and UNMASK commands.  
TM-XR9B-01XN  
3–17  
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Operation  
Table 3-8 Accumulated Status, Status and Fault Registers  
Constant voltage operation  
Constant current operation  
Not used  
CV  
CC  
0
1
2
3
4
5
1
2
4
Overvoltage protection tripped  
Over temperature protection tripped  
OV  
OT  
SD  
8
16  
32  
Supply external shutdown active Pin 1 of the  
user lines connector  
Foldback mode operation  
Remote programming error  
FOLD  
ERR  
6
7
8
64  
128  
256  
Power ON  
PON  
(accumulated status, status registers only)  
Remote mode  
REM  
9
512  
(accumulated status, status registers only)  
AC fail condition  
ACF  
OPF  
10  
11  
12  
1024  
2048  
4096  
Output fail condition  
Sense protection tripped  
SNSP  
Notes:  
1. All mnemonics can be masked or unmasked.  
2. The error (ERR) bit is reset in the accumulated status, status, and serial poll registers  
with an error query (ERR?).  
3. The accumulated status register is cleared with an accumulated status query (ASTS?).  
4. A fault is cleared with a fault query (FAULT?).  
3–18  
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Error Codes  
Error Codes  
If the ERR flag in the accumulated status or fault registers has been  
activated, an ERR? query will return an error number which corresponds  
to an event described in the following table. The ERR? query will also  
clear the ERR bit in the register.  
Table 3-9 Error Codes  
0
4
No Errors  
Unrecognized Character  
Improper Number  
Received a character such as @,*,$.  
Received a numeric character but the  
characters were not a proper number.  
Example: VSET,±10.3  
Unrecognized String  
Syntax Error  
Received an invalid command.  
Received an incorrectly placed word,  
number, separator, or terminator.  
Example: OFF SRQ, VOUT 6, MASK,  
ERR  
5
6
Number Out of Range  
Specified a value for the command which  
was outside of the allowed range.  
Attempt to Exceed Soft  
Limits  
Attempted to program a voltage or  
current greater than the soft limit.  
Example: VMAX 500; VSET 550 LF  
7
8
Improper Soft Limit  
Attempted to program a soft limit less  
than the output value.  
Data Requested without a The controller requested data from the  
Query Being Sent  
power supply without first sending a  
query command.  
9
OVP Set Below Output  
Sent an OVSET command with a trip  
value lower than the output voltage.  
10  
12  
Slave Processor Not  
Responding  
The interface PCB slave processor did  
not respond.  
Illegal Calibration  
Attempted calibration when the supply  
was not in calibration mode. See  
CMODE command.  
TM-XR9B-01XN  
3–19  
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Operation  
Troubleshooting  
WARNING  
Exercise caution when using and servicing power supplies.  
High energy levels can be stored at the output voltage terminals  
on all power supplies in normal operation. In addition,  
potentially lethal voltages exist in the power circuit and the  
output connector of power supplies which are rated at 40V and  
over. Filter capacitors store potentially dangerous energy for  
some time after power is removed.  
Diagnostic LEDs  
This section describes the diagnostic LEDs found on the Ethernet/RS-232  
Interface.  
Computer Operating Properly (COP) LEDs  
The Ethernet/RS-232 Interface provides three diagnostic LEDs, located at  
CR167, CR166, and CR89 on its PCB. Refer to Figure 2-3, “Ethernet/RS-  
232 Interface PCB” on page 2–6, for their locations. At present, these  
LEDs turn on to signal COP events for the interface's microprocessors.  
Issue a RST (reset) command to turn off the diagnostic LEDs.  
The green COP LED at circuit designation CR167 indicates that the  
Ethernet/RS-232 Interface microprocessor successfully recovered from a  
timeout error due to a communications bus error. The event is transparent  
to the RS-232 communications line which continues to function normally.  
The red COP LED at CR166 indicates that a transparent restart caused by  
noise in the master processor circuitry has occurred.  
The red COP LED at CR89 indicates that a transparent restart caused by  
noise in the slave processor circuitry has occurred.  
3–20  
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Troubleshooting  
Ethernet Mode Troubleshooting Tips  
Table 3-10 Ethernet Mode Tips  
Cannot establish  
communication or  
cannot find XFR on  
network using the  
setup program from  
the CD  
Instrument is not properly  
connected to the network  
Check the four Ethernet LEDs at the back of the  
XFR. If the green Network LED is NOT  
permanently illuminated, check the connection.  
Ensure that the Ethernet cable is securely  
connected to the RJ45 Ethernet connector and  
not to the User Line (User Int) connector.  
Ensure that the network drop is live - check with  
your IT department for assistance with this.  
If you are connecting the instrument to a  
network hub, ensure that you are using a  
straight-through CAT5 network cable.  
If you are connecting the instrument directly to  
your computer, ensure that you are using a cross-  
over CAT5 network cable. You also need to  
ensure that the network settings on your  
computer have been changed so that your  
computer uses a static IP address.  
If the problem persists, press the Ethernet Reset  
button (SW1) on the back panel and wait 45  
seconds to see if the Green Network LED  
illuminates permanently.  
Trying to connect to the  
wrong IP address  
Use the Support software that came with your  
power supply to find the instrument on your  
network. If it is properly connected to the  
network, the Device Discovery program will  
locate the unit and display its IP address.  
Not waiting long enough  
Wait 30-45 seconds at power on to allow the  
after turning the power on, Ethernet Bridge to complete its start-up routine.  
or resetting the Ethernet  
Bridge  
TM-XR9B-01XN  
3–21  
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Operation  
Table 3-10 Ethernet Mode Tips  
Able to connect to  
the device server  
(Ethernet Bridge),  
but unable to  
The Ethernet/RS-232  
Reconfigure the interface card for Ethernet  
Interface card is configured communications. See page 2–12 for details.  
for RS-232 communications  
control or receive a The embedded Ethernet  
Ensure that the baud rate for the Ethernet Bridge  
is set for 9600 by connecting to its HTTP server  
and checking its Serial Port settings. This can be  
done by entering the device's IP address into a  
web browser and using the correct username and  
password to access the device server. See  
“Configuring Ethernet Bridge” on page 2–15 for  
more information.  
response from the  
power supply  
Bridge is incorrectly  
configured  
Ensure that the baud rate setting on the interface  
card is set to 9600 - see the “Baud Rate  
Selection” on page 2–18 for details.  
3–22  
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Troubleshooting  
RS-232 Mode Troubleshooting Tips  
Table 3-11 RS-232 Mode Tips  
Cannot establish  
communication  
Using straight through  
RS-232 cable instead of  
Null Modem cable  
Use a Null Modem cable  
Loose cables  
Ensure that the cables are securely connected to  
the computer and the power supply.  
Baud rate mismatch  
Select a baud rate that matches the instruments  
settings. See “Baud Rate Selection” on page 2–  
18 for details on changing this setting.  
Trying to communicate via Most computers have two COM ports, COM1  
the wrong COM port  
and COM2, so ensure you have selected the  
correct COM port.  
The interface card is  
configured for Ethernet  
communications  
Reconfigure the interface card for RS-232  
communications. See “Configuring for Ethernet  
or RS-232” on page 2–12 for details.  
RS-232 and/or Ethernet Mode Troubleshooting Tips  
Table 3-12 RS-232 and/or Ethernet Mode Tips  
Instrument not  
responding to new  
user settings  
The unit is in local mode  
Put the unit into remote mode by sending the  
command REN ON.  
The output is  
The output is off  
Send the command OUT ON  
displaying zero  
volts and zero amps, The output has tripped due Correct the condition that has caused the fault,  
but the setpoints are to an OVP, or foldback and send the command RST  
non-zero  
protection event  
TM-XR9B-01XN  
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Calibration  
4
Introduction  
WARNING  
Exercise caution when using and servicing power supplies.  
High energy levels can be stored at the output voltage terminals  
on all power supplies in normal operation. In addition,  
potentially lethal voltages exist in the power circuit and the  
output connector of power supplies which are rated at 40V and  
over. Filter capacitors store potentially dangerous energy for  
some time after power is removed.  
You can calibrate the interface in either Ethernet or RS-232 mode by  
adjusting the signal levels on the interface card so that they correspond  
to the expected signal levels on the power supply's main assembly. You  
may need to recalibrate the interface if you replace parts either on the  
interface board or on the main power supply board, or if the unit falls  
out of specification due to component aging drifts.  
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Calibration  
You can calibrate the Ethernet/RS-232 Interface for:  
Voltage program  
Voltage readback  
Current program  
Current readback  
Overvoltage protection  
The following equipment will be required to accurately calibrate your  
unit:  
Digital Voltmeter, 5 1/2 digit, 0.1% accuracy or better, with test leads  
Current sensing shunt resistor, rated for 150% of maximum output  
current, 0.25% accuracy or better  
Connection wires rated for the unit's maximum output current and  
voltage  
A network ready, or RS-232 equipped computer to send the  
calibration commands to the unit  
Calibrate the unit according to the following procedures, referring to  
“Command Reference” for more information about the calibration  
commands used.  
The calibration procedures in this section are designed to be performed at  
an ambient temperature of 25°C ± 5°C.  
4–2  
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Voltage Mode Calibration  
Voltage Mode Calibration  
Voltage Calibration Setup  
1. Disconnect the load from the power supply which is to be calibrated.  
2. Connect a voltmeter across the power supply’s output terminals.  
Power Supply  
Positive Output  
Power Supply  
Negative Output  
V
-
+
VOLTMETER  
Figure 4-1 Voltage Calibration Setup  
Voltage Program Calibration Procedure  
1. Set the power supply for calibration as in Figure 4-1.  
2. Activate calibration mode by sending command CMODE ON or  
CMODE 1 to the power supply.  
3. Send command VLO; ILO to the power supply. Measure and record  
the output shown on the external voltmeter.  
4. Send command VHI; IHI to the supply. Measure and record the  
output voltage as shown on the external voltmeter.  
5. Send the command VDATA <vlo>,<vhi> where <vlo> and <vhi> are  
the values read from the voltmeter when the VLO and VHI  
commands were sent. When the power supply is calibrated, the low to  
high voltage program calibration values are stored as constants.  
6. Program the supply at various levels using the VSET command to  
confirm that the calibration was successful and that linearity is  
observed. See the voltage program accuracy specification in  
Appendix A.  
7. Turn off calibration mode by sending the command CMODE OFF or  
CMODE 0 to the power supply.  
TM-XR9B-01XN  
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Calibration  
Voltage Readback Calibration Procedure  
1. Set the power supply for calibration as in Figure 4-1.  
2. Activate calibration mode by sending command CMODE ON or  
CMODE 1 to the power supply.  
3. Send command VRLO; IRLO to the power supply. Wait for the  
supply to settle. Measure and record the output shown on the external  
voltmeter. Send VRLO again.  
4. Send VRHI; IRHI to the supply. Wait for the supply to settle.  
Measure and record the output voltage shown on the external  
voltmeter. Send VRHI again.  
5. Send the command VRDAT <vlo>,<vhi> where <vlo> and <vhi> are  
the values read from the voltmeter after the VRLO and VRHI  
commands were sent. The processor calculates the offset value  
required to calibrate the power supply. When the power supply is  
calibrated, the low to high voltage readback calibration values  
(offsets) are stored as constants.  
6. Use commands VSET and VOUT? commands to confirm that the  
calibration was successful and that linearity is observed. Refer to the  
voltage readback accuracy specification in Appendix A.  
7. Turn off calibration mode by sending the command CMODE OFF or  
CMODE 0 to the power supply.  
4–4  
TM-XR9B-01XN  
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Current Mode Calibration  
Current Mode Calibration  
Current Calibration Setup  
1. Disconnect the load from the power supply to be calibrated.  
2. Connect a shunt across the supply's output terminals.  
3. Connect a voltmeter across the shunt.  
Power Supply  
Positive Output  
Power Supply  
Negative Output  
Current Sensing  
Resistor  
V
-
+
VOLTMETER  
Figure 4-2 Current Calibration Setup  
Current Program Calibration Procedure  
1. Connect the shunt and voltmeter to the power supply as shown in  
Figure 4-2.  
2. Activate calibration mode by sending command CMODE ON or  
CMODE 1 to the power supply.  
3. Send command ILO; VLO to the power supply. Measure and record  
the output shown on the external voltmeter.  
4. Send command IHI; VHI to the supply Measure and record the output  
voltage shown on the external voltmeter.  
5. Calculate ILO and IHI from the voltages read from the external  
voltmeter and the shunt resistance. I=V/R.  
6. Send the command IDATA <ilo>,<ihi> to the power supply. <ilo>  
and <ihi> are the current values obtained from sending the ILO and  
IHI commands to the power supply. When the power supply is  
calibrated, the low to high current program calibration values are  
stored as constants.  
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Calibration  
7. Program the supply at various levels using the ISET command to  
confirm that the calibration was successful and that linearity is  
observed. Refer to the current program accuracy specification in  
Appendix A.  
8. Turn off calibration mode by sending the command CMODE OFF or  
CMODE 0 to the power supply.  
Current Readback Calibration Procedure  
1. Connect the current shunt and voltmeter to the power supply as  
shown in Figure 4-2.  
2. Activate calibration mode by sending command CMODE ON or  
CMODE 1 to the power supply.  
3. Send command IRLO; VRLO to the power supply. Wait for the  
supply to settle. Measure and record the output voltage shown on the  
external voltmeter. Send IRLO again.  
4. Send command IRHI; VRHI to the supply. Wait for the supply to  
settle. Measure and record the output voltage shown on the external  
voltmeter. Send IRHI again.  
5. Calculate IRLO and IRHI from the voltages taken from the external  
voltmeter and the shunt resistance. I=V/R.  
6. Send the command IRDAT <ilo>,<ihi> to the power supply. <ilo>  
and <ihi> are the current values obtained from sending the IRLO and  
IRHI commands to the power supply. When the power supply is  
calibrated, the low to high current readback calibration values are  
stored as constants.  
7. Program the supply at various levels using the ISET command to  
confirm that the calibration was successful and that linearity is  
observed. Refer to the current readback accuracy specification in  
Appendix A.  
8. Turn off calibration mode by sending the command CMODE OFF or  
CMODE 0 to the power supply.  
4–6  
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Over Voltage Protection (OVP) Calibration  
Over Voltage Protection (OVP) Calibration  
We recommend that you perform OVP calibration every six months.  
Connecting a digital voltmeter as in Voltage Calibration Setup” is  
optional.  
1. Disconnect all loads from the power supply.  
2. Ensure that jumper J65 on the interface PCB is CLOSED to enable  
remote OVP calibration (Jumper J65 is closed at the factory). See  
Figure 2-3, “Ethernet/RS-232 Interface PCB” on page 2–6 for the  
location on the PCB of jumper J65.  
3. Activate calibration mode by sending command CMODE ON or  
CMODE 1 to the power supply.  
4. Send the command OVCAL to the power supply. The ADDR LED  
will light during OVP calibration. Calibration is complete when the  
ADDR LED turns off. This may take a few minutes.  
5. Use the OVSET, OVSET?, and VSET commands to trip the OVP  
level, confirming that the calibration was successful. When you trip  
the OVP level, the red OVP LED will light and the voltage will drop  
to zero. Send the command RST to clear the OVP condition. Refer to  
the OVP program accuracy specification in Appendix A.  
6. Turn off calibration mode by sending the command CMODE OFF or  
CMODE 0 to the power supply.  
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Specifications  
A
The specifications in this section are warranted at 25°C ±5°C unless  
otherwise specified. All specifications are subject to change without  
notice.  
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Specifications  
Specifications for XFR 1.2kW with Ethernet/RS-232  
Interface Installed  
Table A-1 XFR 1.2kW 7.5 V to 40 V  
Program Resolution  
Voltage  
Current  
OVP  
1.2mV  
18.3mA  
1.2mV  
3.1mV  
7.1mA  
3.1mV  
5.1mV  
4.7mA  
5.1mV  
5.4mV  
5.4mA  
5.4mV  
6.2mV  
3.6mA  
6.2mV  
a
Program Accuracy  
Voltage  
10mV  
75mV  
75mV  
75mV  
75mV  
±0.12%  
500mA  
±0.1%  
80mV  
±0.12%  
250mA  
±0.1%  
200mV  
±0.12%  
165mA  
±0.15%  
330mV  
±0.3%  
200mA  
±0.1%  
350mV  
±0.3%  
140mA  
±0.15%  
400mV  
Current  
OVP  
Readback Resolution  
Voltage  
1.2mV  
18.3mA  
3.1mV  
7.1mA  
5.1mV  
4.7mA  
5.4mV  
5.4mA  
6.2mV  
3.6mA  
Current  
a
Readback Accuracy  
30mV  
75mV  
75mV  
75mV  
±0.3%  
200mA  
±0.1%  
75mV  
Voltage  
±0.12%  
500mA  
±0.1%  
±0.12%  
250mA  
±0.1%  
±0.2%  
165mA  
±0.15%  
±0.3%  
140mA  
±0.15%  
Current  
a. Apply accuracy specifications according to the following voltage program accuracy example:  
Set a model 20-60 power supply to 10 volts.  
The expected result will be within the range of 10 volts ± 75mV ± 0.12% of the set voltage of  
10 volts.  
A–2  
TM-XR9B-01XN  
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Specifications for XFR 1.2kW with Ethernet/RS-232 Interface Installed  
Table A-2 XFR 1.2kW 60 V to 600 V  
Program Resolution  
Voltage  
9.3mV  
2.6mA  
9.3mV  
15.5mV  
1.5mA  
15.5mV  
23.2mV  
1.0mA  
23.2mV  
46.4mV  
0.5mA  
46.4mV  
92.7mV  
0.3mA  
92.7mV  
Current  
OVP  
a
Program Accuracy  
150mV  
±0.25%  
120mA  
±0.1%  
150mV  
±0.35%  
80mA  
±0.1%  
1.0V  
225mV  
±0.35%  
80mA  
±0.1%  
1.5V  
225mV  
±0.35%  
80mA  
±0.1%  
3.0V  
300mV  
±0.35%  
75mA  
±0.1%  
6V  
Voltage  
Current  
OVP  
600mV  
Readback Resolution  
Voltage  
9.3mV  
2.6mA  
15.5mV  
1.5mA  
23.2mV  
1.0mA  
46.4mV  
0.5mA  
92.7mV  
0.3mA  
Current  
Readback Accuracya  
Voltage  
150mV  
±0.25%  
120mA  
±0.1%  
150mV  
±0.35%  
80mA  
225mV  
±0.35%  
80mA  
225mV  
±0.35%  
80mA  
300mV  
±0.35%  
75mA  
Current  
±0.1%  
±0.1%  
±0.1%  
±0.1%  
a. Apply accuracy specifications according to the following voltage program accuracy example:  
Set a model 20-60 power supply to 10 volts.  
The expected result will be within the range of 10 volts ± 75mV ± 0.12% of the set voltage of  
10 volts.  
TM-XR9B-01XN  
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Specifications  
Specifications for XFR 2.8kW with Ethernet/RS-232  
Interface Installed  
Table A-3 XFR 2.8kW 7.5 V to 40 V  
Program Resolution  
Voltage  
Current  
OVP  
1.2mV  
11.3mA  
1.2mV  
3.1mV  
4.3mA  
3.1mV  
5.1mV  
2.6mA  
5.1mV  
5.1mV  
13.0mA  
5.1mV  
6.2mV  
2.2mA  
6.2mV  
a
Program Accuracy  
Voltage  
10mV  
75mV  
75mV  
75mV  
±0.3%  
425mA  
±0.1%  
330mV  
75mV  
±0.12%  
300mA  
±0.15%  
75mV  
±0.12%  
165mA  
±0.15%  
200mV  
±0.12%  
120mA  
±0.15%  
330mV  
±0.3%  
110mA  
±0.15%  
400mV  
Current  
OVP  
Readback Resolution  
Voltage  
1.2mV  
11.3mA  
3.14mV  
4.3mA  
5.1mV  
2.6mA  
5.1mV  
13.0mA  
6.2mV  
2.2mA  
Current  
a
Readback Accuracy  
10mV  
75mV  
75mV  
75mV  
±0.3%  
425mA  
±0.1%  
75mV  
Voltage  
±0.12%  
300mA  
±0.15%  
±0.12%  
165mA  
±0.15%  
±0.2%  
120mA  
±0.15%  
±0.3%  
110mA  
±0.15%  
Current  
a. Apply accuracy specifications according to the following voltage program accuracy example:  
Set a model 20-130 power supply to 10 volts.  
The expected result will be within the range of 10 volts ± 75mV ± 0.12% of the set voltage of  
10 volts.  
A–4  
TM-XR9B-01XN  
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Specifications for XFR 2.8kW with Ethernet/RS-232 Interface Installed  
Table A-4 XFR 2.8kW 60 V to 600 V  
Program Resolution  
Voltage  
9.3mV  
1.4mA  
9.3mV  
15.5mV  
0.9mA  
15.5mV  
23.2mV  
0.6mA  
23.2mV  
46.4mV  
0.3mA  
46.4mV  
92.7mV  
0.2mA  
92.7mV  
Current  
OVP  
a
Program Accuracy  
150mV  
±0.3%  
80mA  
±0.1%  
600mV  
150mV  
±0.35%  
80mA  
±0.1%  
1.0V  
225mV  
±0.35%  
80mA  
±0.1%  
1.5V  
225mV  
±0.35%  
75mA  
±0.1%  
3.0V  
300mV  
±0.35%  
75mA  
±0.1%  
6V  
Voltage  
Current  
OVP  
Readback Resolution  
Voltage  
9.3mV  
1.4mA  
15.5mV  
0.9mA  
23.2mV  
0.6mA  
46.4mV  
0.3mA  
92.7mV  
0.2mA  
Current  
a
Readback Accuracy  
150mV  
±0.3%  
80mA  
±0.1%  
150mV  
±0.35%  
80mA  
225mV  
±0.35%  
80mA  
225mV  
±0.35%  
75mA  
300mV  
±0.35%  
75mA  
Voltage  
Current  
±0.1%  
±0.1%  
±0.1%  
±0.1%  
a. Apply accuracy specifications according to the following voltage program accuracy example:  
Set a model 20-130 power supply to 10 volts.  
The expected result will be within the range of 10 volts ± 75mV ± 0.12% of the set voltage of  
10 volts  
TM-XR9B-01XN  
A–5  
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Advanced Ethernet  
Administration  
B
Appendix B details how to change your network password, view port  
statistics and interpret LED information.  
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Advanced Ethernet Administration  
Changing the Root Password  
For security reason you will want to change the root password  
immediately.  
Important: Record you new password in a secure location. If you lose  
the password you will not be able to gain access to the configuration  
menu. The unit would have to be shipped back to the manufacturer to  
have the Ethernet Bridge reset if you need to make further changes to the  
Ethernet settings.  
This procedure assumes that you are the root user and that you know the  
current root password.  
1. Open a web browser and enter the device server’s IP address in the  
URL window.  
2. When the device server prompts you to log in, enter the following:  
root as the user name  
the root password (default is dbps)  
3. Click Administration Password from the main menu.  
4. Fill in the New Password and Confirm Password fields and then click  
Apply. Record your password here:  
_________________________  
B–2  
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Resetting the Configuration to Defaults  
Resetting the Configuration to Defaults  
Introduction  
This procedure will reset the configuration to defaults by using a web  
browser. This procedure also allows you to back up the configuration  
which provides a means for restoring it after you have worked through  
configuration issues. See “Copying the Configuration to and from a  
Server” on page B–4 for more information.  
Resetting the Configuration from a Browser  
1. Open a web browser and enter the device server’s IP address in the  
URL window.  
2. When the device server prompts you to log in, enter the following:  
root as the user name  
the root password (default is dbps)  
3. Click Restore Factory Ddefault Settings from the main menu.  
TM-XR9B-01XN  
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Advanced Ethernet Administration  
Copying the Configuration to and from a Server  
This procedure shows you how to copy the configuration to a server and  
to download a configuration from a server.  
1. Open a web browser and enter the device server’s IP address in the  
URL window.  
2. When the device server prompts you to log in, enter the following:  
User name (default: root)  
Password (default: dbps)  
3. Click Backup/Restore from the main menu.  
4. Follow the instructions to complete the procedure.  
Viewing Port Statistics and Settings  
Use this procedure to view port statistics and configuration settings.  
1. Open a web browser and enter the device server’s IP address in the  
URL window.  
2. When the device server prompts you to log in, enter the following:  
User name (default: root)  
Password (default: dbps)  
3. Click System Information from the main menu.  
4. Use the on-screen links to get the desired information.  
Viewing Network Statistics  
Use this procedure to view network statistics.  
1. Open a web browser and enter the device server’s IP address in the  
URL window.  
2. When the device server prompts you to log in, enter the following:  
User name (default: root)  
Password (default: dbps)  
3. Click System Information from the main menu.  
4. Use the on-screen links to get the desired information.  
B–4  
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Interpreting LED Information  
Interpreting LED Information  
Ethernet Bridge LEDs provide information on port activity, diagnostics,  
and Ethernet activity.  
SER  
DIA  
NET  
NA  
Figure B-1 Ethernet Bridge LEDs  
Table B-1 Ethernet Bridge LEDs Interpretation  
SER  
Green  
Indicates serial  
port activity  
Off means that the serial channel is idle.  
Blinking indicates an active connection.  
NET Green  
Network link  
status  
Off means that no link has been detected.  
On means that a link has been detected.  
DIA  
NA  
Red  
Diagnostics  
Blinking 1-1-1 means starting the operating system.  
Blinking 1-5-1 means configuration has been returned to  
factory defaults.  
Steady blinking means the device is seeking an IP address  
from a DHCP server.  
Yellow Reserved  
N/A  
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Warranty and Product  
Information  
Warranty  
What does this warranty cover? This Limited Warranty is provided by Xantrex Technology, Inc.  
("Xantrex") and covers defects in workmanship and materials in your XFR 1.2kW and 2.8kW Ethernet/  
RS-232 Interface Option. This warranty lasts for a Warranty Period of 5 years from the date of purchase  
at point of sale to you, the original end user customer.  
What will Xantrex do? Xantrex will, at its option, repair or replace the defective product free of  
charge, provided that you notify Xantrex of the product defect within the Warranty Period, and provided  
that Xantrex through inspection establishes the existence of such a defect and that it is covered by this  
Limited Warranty.  
Xantrex will, at its option, use new and/or reconditioned parts in performing warranty repair and  
building replacement products. Xantrex reserves the right to use parts or products of original or  
improved design in the repair or replacement. If Xantrex repairs or replaces a product, its warranty  
continues for the remaining portion of the original Warranty Period or 90 days from the date of the  
return shipment to the customer, whichever is greater. All replaced products and all parts removed from  
repaired products become the property of Xantrex.  
Xantrex covers both parts and labor necessary to repair the product, and return shipment to the customer  
via a Xantrex-selected non-expedited surface freight within the contiguous United States and Canada.  
Alaska and Hawaii are excluded. Contact Xantrex Customer Service for details on freight policy for  
return shipments outside of the contiguous United States and Canada.  
How do you get service? If your product requires troubleshooting or warranty service, contact your  
merchant. If you are unable to contact your merchant, or the merchant is unable to provide service,  
contact Xantrex directly at:  
Phone:  
1-800-670-0707 (toll free)  
1-604-422-2777 (direct)  
1-604-420-2145  
Fax:  
Email:  
Direct returns may be performed according to the Xantrex Return Material Authorization Policy  
described in your product manual. For some products, Xantrex maintains a network of regional  
Authorized Service Centers. Call Xantrex or check our website to see if your product can be repaired at  
one of these facilities.  
In any warranty claim, dated proof of purchase must accompany the product and the product must not  
have been disassembled or modified without prior written authorization by Xantrex.  
TM-XR9B-01XN  
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Warranty and Product Information  
Proof of purchase may be in any one of the following forms:  
The dated purchase receipt from the original purchase of the product at point of sale to the end user,  
or  
The dated dealer invoice or purchase receipt showing original equipment manufacturer (OEM)  
status, or  
The dated invoice or purchase receipt showing the product exchanged under warranty  
What does this warranty not cover? This Limited Warranty does not cover normal wear and tear  
of the product or costs related to the removal, installation, or troubleshooting of the customer's electrical  
systems. This warranty does not apply to and Xantrex will not be responsible for any defect in or  
damage to:  
a) the product if it has been misused, neglected, improperly installed, physically damaged or altered,  
either internally or externally, or damaged from improper use or use in an unsuitable environment;  
b) the product if it has been subjected to fire, water, generalized corrosion, biological infestations, or  
input voltage that creates operating conditions beyond the maximum or minimum limits listed in  
the Xantrex product specifications including high input voltage from generators and lightning  
strikes;  
c) the product if repairs have been done to it other than by Xantrex or its authorized service centers  
(hereafter "ASCs");  
d) the product if it is used as a component part of a product expressly warranted by another manufac-  
turer;  
e) the product if its original identification (trade-mark, serial number) markings have been defaced,  
altered, or removed.  
Disclaimer  
Product  
THIS LIMITED WARRANTY IS THE SOLE AND EXCLUSIVE WARRANTY PROVIDED BY XANTREX IN  
CONNECTION WITH YOUR XANTREX PRODUCT AND IS, WHERE PERMITTED BY LAW, IN LIEU OF ALL OTHER  
WARRANTIES, CONDITIONS, GUARANTEES, REPRESENTATIONS, OBLIGATIONS AND LIABILITIES, EXPRESS OR  
IMPLIED, STATUTORY OR OTHERWISE IN CONNECTION WITH THE PRODUCT, HOWEVER ARISING (WHETHER  
BY CONTRACT, TORT, NEGLIGENCE, PRINCIPLES OF MANUFACTURER'S LIABILITY, OPERATION OF LAW,  
CONDUCT, STATEMENT OR OTHERWISE), INCLUDING WITHOUT RESTRICTION ANY IMPLIED WARRANTY OR  
CONDITION OF QUALITY, MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. ANY IMPLIED  
WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE TO THE EXTENT REQUIRED  
UNDER APPLICABLE LAW TO APPLY TO THE PRODUCT SHALL BE LIMITED IN DURATION TO THE PERIOD  
STIPULATED UNDER THIS LIMITED WARRANTY.  
IN NO EVENT WILL XANTREX BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, INCIDENTAL OR  
CONSEQUENTIAL DAMAGES, LOSSES, COSTS OR EXPENSES HOWEVER ARISING WHETHER IN CONTRACT OR  
TORT INCLUDING WITHOUT RESTRICTION ANY ECONOMIC LOSSES OF ANY KIND, ANY LOSS OR DAMAGE TO  
PROPERTY, ANY PERSONAL INJURY, ANY DAMAGE OR INJURY ARISING FROM OR AS A RESULT OF MISUSE OR  
ABUSE, OR THE INCORRECT INSTALLATION, INTEGRATION OR OPERATION OF THE PRODUCT.  
WA–2  
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Exclusions  
If this product is a consumer product, federal law does not allow an exclusion of implied warranties. To  
the extent you are entitled to implied warranties under federal law, to the extent permitted by applicable  
law they are limited to the duration of this Limited Warranty. Some states and provinces do not allow  
limitations or exclusions on implied warranties or on the duration of an implied warranty or on the  
limitation or exclusion of incidental or consequential damages, so the above limitation(s) or  
exclusion(s) may not apply to you. This Limited Warranty gives you specific legal rights. You may have  
other rights which may vary from state to state or province to province.  
Warning: Limitations On Use  
Please refer to your product manual for limitations on uses of the product.  
SPECIFICALLY, PLEASE NOTE THAT THE XFR 1.2kW and 2.8kW Ethernet/RS-232 Interface Option SHOULD NOT BE  
USED IN CONNECTION WITH LIFE SUPPORT SYSTEMS OR OTHER MEDICAL EQUIPMENT OR DEVICES.  
WITHOUT LIMITING THE GENERALITY OF THE FOREGOING, XANTREX MAKES NO REPRESENTATIONS OR  
WARRANTIES REGARDING THE USE OF THE XANTREX XFR 1.2kW and 2.8kW Ethernet/RS-232 Interface Option IN  
CONNECTION WITH LIFE SUPPORT SYSTEMS OR OTHER MEDICAL EQUIPMENT OR DEVICES.  
Please note that the XFR 1.2kW and 2.8kW Ethernet/RS-232 Interface Option is not intended for use as  
an uninterruptible power supply and Xantrex makes no warranty or representation in connection with  
any use of the product for such purposes.  
Return Material Authorization Policy  
Before returning a product directly to Xantrex you must obtain a Return Material Authorization (RMA)  
number and the correct factory "Ship To" address. Products must also be shipped prepaid. Product  
shipments will be refused and returned at your expense if they are unauthorized, returned without an  
RMA number clearly marked on the outside of the shipping box, if they are shipped collect, or if they  
are shipped to the wrong location.  
When you contact Xantrex to obtain service, please have your instruction manual ready for reference  
and be prepared to supply:  
The serial number of your product  
Information about the installation and use of the unit  
Information about the failure and/or reason for the return  
A copy of your dated proof of purchase  
Record these details in “Information About Your System” on page WA–4.  
TM-XR9B-01XN  
WA–3  
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Warranty and Product Information  
Return Procedure  
1. Package the unit safely, preferably using the original box and packing materials. Please ensure that  
your product is shipped fully insured in the original packaging or equivalent. This warranty will not  
apply where the product is damaged due to improper packaging.  
2. Include the following:  
The RMA number supplied by Xantrex Technology, Inc. clearly marked on the outside of the  
box.  
A return address where the unit can be shipped. Post office boxes are not acceptable.  
A contact telephone number where you can be reached during work hours.  
A brief description of the problem.  
3. Ship the unit prepaid to the address provided by your Xantrex customer service representative.  
If you are returning a product from outside of the USA or Canada In addition to the above,  
you MUST include return freight funds and are fully responsible for all documents, duties, tariffs, and  
deposits.  
If you are returning a product to a Xantrex Authorized Service Center (ASC) A Xantrex  
return material authorization (RMA) number is not required. However, you must contact the ASC prior  
to returning the product or presenting the unit to verify any return procedures that may apply to that  
particular facility.  
Out of Warranty Service  
If the warranty period for your XFR 1.2kW and 2.8kW Ethernet/RS-232 Interface Option has expired, if  
the unit was damaged by misuse or incorrect installation, if other conditions of the warranty have not  
been met, or if no dated proof of purchase is available, your inverter may be serviced or replaced for a  
flat fee.  
To return your XFR 1.2kW and 2.8kW Ethernet/RS-232 Interface Option for out of warranty service,  
contact Xantrex Customer Service for a Return Material Authorization (RMA) number and follow the  
other steps outlined in “Return Procedure” on page WA–4.  
Payment options such as credit card or money order will be explained by the Customer Service  
Representative. In cases where the minimum flat fee does not apply, as with incomplete units or units  
with excessive damage, an additional fee will be charged. If applicable, you will be contacted by  
Customer Service once your unit has been received.  
Information About Your System  
As soon as you open your XFR 1.2kW and 2.8kW Ethernet/RS-232 Interface Option package, record  
the following information and be sure to keep your proof of purchase.  
_________________________________  
_________________________________  
_________________________________  
p
p
p
Serial Number  
Purchased From  
Purchase Date  
WA–4  
TM-XR9B-01XN  
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Download from Www.Somanuals.com. All Manuals Search And Download.  
Xantrex Technology Inc.  
1 800 670 0707 Tel toll free NA  
1 360 925 5097 Tel direct  
1 800 994 7828 Fax toll free NA  
1 360 925 5143 Fax direct  
www.xantrex.com  
Printed in Canada  
TM-XR9B-01XN  
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