Eco-POWER METER
Simple Watt-Hour Meter
KW4S
On the lookout for wasted electricity!
Now even more powerful
with communication function
and easy PLC connection!
CT
Building
Plant
Air conditioner
PC
Line process
Lights
Elevator
Constant-temperature oven
Eco-3 Brothers
Integrated
electrical
energy
For maintenance and
control in applications
involving energy
Electricity
charge
Voltage
Current
Eco-POWER METER
Eco-COUNT METER
Keeping a watchful eye.
saving and environmental protection
Eco-HOUR METER
KW4S
Eco-POWER METER
ARCT1B247E ’05.1
Panasonic...the new name for
Matsushita Electric Works, Ltd.
01/2005
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Always on the lookout for wasted electricity, Eco-POWER METER is
there to assist in the energy-saving activities of all customers.
Configuration Examples
(Alone and as system)
Eco-POWER METER
1. Standalone measurement
4. Gathering data with PLC
Dedicated CT
MEWTOCOL
Pulse output
2. Data management with PLC
5. Managing data
with Web Datalogger Unit
3. Data management with computer
(Using data collection software)
Gathering power consumption data from each manufacturing machine
Example
3
Automatic gathering of electrical power
Using spreadsheet software such as Excel, data
2
can be freely edited (turned into graphs) and
saved. Daily and monthly reports can be
created.
Data from each machine is
collected using the Eco-POWER
METER dedicated data collection
software (AKW4805) and then
saved as a CSV file.
1
Using RS485 (reduced wiring with two twisted pair cables), up to 31 Eco-POWER METERs can be connected.
Shrink-
wrapping
machine
01/2005
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Eco-POWER METER KW4S
Electric power watching in manufacturing lines
Example
Electric power watching using PLC with Eco-POWER METER
4
Email function also included
Have your mobile phone
notified by email if there is
a significant increase in
electric power usage.
PCWAY
(Operation Data Managing Software)
FPΣ
Using RS485 (reduced wiring with two twisted pair cables),
up to 99 Eco-POWER METERs can be connected.
Pie graph
Line graph
Electric power data collection and remote watching of plants and buildings
Example
Electric power watching using Web Datalogger Unit with Eco-POWER METER
5
Gathering of logged data
• Power meter
• Water meter
• Dynamometer • Gas meter
Air conditioner
Remotely manage collected data on the Web.
Lights
Supermarket
Office automation
Internet
Telephone infrastructure
All types of networks
Web
Datalogger
Unit
Outlets
Supermarket
Building
Web
Datalogger
Unit
Web
Datalogger
Unit
Food warehouse
Plant
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01/2005
Eco-POWER METER KW4S
System Diagram
Web
Datalogger
Unit
Up to
99
Eco-POWER METERs can be connected!
or
FP-e
PC used for data
gathering and management
Installation is easy using a CT even
for the power lines of existing equipment
and machinery.
Power line
Shrink-wrapping
machine
CT
• Please see the catalog (ARCT1E208E) for details on the Web Datalogger Unit.
• Please see the “FP series Programmable Controllers” catalog (ARCT1B230E) for details on the FP-e and FP0 PLC.
Dimensions
●Eco-POWER METER
mm inch
KW4S
1) Pin type
5.5
2) Screw terminal type
Ⅺ48
Ⅺ1.890
87.5
3.445
Display: Integrated electrical
14.5
.571
5.5
.217
energy, Voltage, Current
and Electricity charge
.217
Eco-POWER METER KW4S
(Ⅺ44.5)
(Ⅺ1.752)
(Ⅺ44.5)
(Ⅺ1.752)
MODE
SET
V
kWh
CHARGE
A
73
2.874
81.9
3.224
Types and Specifications
●Types
Current
Changes
Communication protocol
Features added
Only dedicated protocol
Dedicated protocol and MEWTOCOL
1 to 99 (Note)
Station number setting
1 to 31
Setting start →
Communication format change
Setting start → Protocol switch (dedicated or MEWTOCOL) →
Communication format setting
Change
Communication format change
—
Above content and communication procedure added.
Instruction Manual
Note:You must use 1 to 31 when selecting the dedicated protocol (Eco-POWER METER data collection software: AKW4805).
●Communication specifications
●MEWTOCOL-COM commands
The Eco-POWER METER supports five commands.
Interface
Conforming to RS485
Our method
Protocol
RD: Data area read command
Isolation status
No. of connected units
Transmission distance
Isolated with internal circuit
99 units*
WD: Data area write command
MD: Monitor data save and save reset command
MG: Monitor execute command
RT: Status read command
1,200m
Transmission speed (Baud rate) 2,400, 4,800, 9,600, 19,200 bps (In each setting mode, settings can be made with front panel keys.)
Data length
Parity
7-bit/8-bit (In each setting mode, settings can be made with front panel keys.)
Transmission
data format
Not available/Odd/Even (In each setting mode, settings can be made with front panel keys.)
*We recommend the SI-35 of Lineeye Co., Ltd., for the
RS485 converter on the PC side. (When using SI-35,
FP2-CB485 (for FP2-MCU), FPΣ (COM3 and COM4) or
FP-e, the maximum number you can connect is 99. When
using with devices other than these, the maximum
number will be limited to 31.)
Stop bit
1 bit (Fix)
Communication method
Synchronous method
Terminating resistor
Half duplex
Start-stop synchronous method
Approx. 120Ω (internal)
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01/2005
Eco-POWER METER KW4S
KW4S Eco-POWER METER
1. Electricity meter that acts like an
3. Log and track data of integrated
industrial component (DIN size: 48×48)
Eco-POWER METER is both compact and
inexpensively priced. It is easy to install on your
existing equipment and machinery.
electrical energy usage
It is easy to load the power usage pulse output into a
PLC or counter.
4. Centrally manage integrated electrical
2. Digitally display integrated electrical
energy, voltage, and current
Adopts the RS485 for communication specification.
This allows you to log data (integrated
electrical energy, voltage, and current)
from up to 99 units on a PC and PLC.
energy and electricity charges
You can digitally display integrated electrical energy,
voltage, current, and electricity charges. This is
handy for managing energy-saving.
Eco-POWER METER
Dedicated CT
●Product types
Product name
Phase and wire system
Rated input
Current transformer
Terminal type
Part No.
Screw terminal AKW4111
Single-phase two-wire system
Single-phase three-wire system
Three-phase three-wire system
Dedicated CT type
100 to 120/
200 to 240V AC
11-pins
AKW4211
Eco-POWER METER Main unit
Screw terminal AKW4121
Commercial CT type
11-pins
AKW4221
AKW4801
AKW4805
Only used for AKW4111, AKW4211
Dedicated current transformer (CT)
Data collection software for Eco-POWER METER
KC2S Eco-COUNT METER/KE2S Eco-HOUR METER
1. Easy to install on existing
5. Two installation methods available
machinery
(Separate models)
Just attach the dedicated CT to your existing
cables. There is no need to install any additional
cabling.
Two installation methods are available: The extremely
easy-to-use one-touch installation, and the installation
frame installation, used for timers/counters (protective
construction IP66). Select the installation type that
suits the location.
2. Built-in battery
The built-in battery allows the units to be installed
anywhere.
6. Letter's height is 8.7 mm
A large LCD panel is used, with a highly legible 8.7
mm letter’s height.
3. Economically priced
Eco-COUNT METER
Eco-HOUR METER
4. Compact size doesn't take up
7. Conform to CE marking (EMC
directive)
space (DIN 24 x 48)
Easy to install even in cramped spaces.
●Product types
KC2S Eco-COUNT METER
Product Name
Installation type
Front reset
Available
Measurement count range
0 to 99999999
Part No.
AKC2421
AKC2621
AKE2811
Installation frame type*2
Eco-COUNT METER main unit*1
Intermediate power cable*3
One-touch installation type
KE2S Eco-HOUR METER
Product Name
Installation type
Front reset
Available
Measurement count range
0 to 99999.9h
Part No.
AKE2421
AKE2621
AKE2811
Installation frame type*2
Eco-HOUR METER main unit*1
Intermediate power cable*3
One-touch installation type
Notes: 1. Eco-HOUR METER (AKE2421/AKE2621) is a product package consisting of the main unit, an exclusive use current transformer (CT), and trunk cable.
2. Only the installation frame installation type includes rubber gasket and installation frame.
3. The maximum allowable current of the intermediate power cable is 15 A.
These materials are printed on ECF pulp.
These materials are printed with earth-friendly vegetable-based (soybean oil) ink.
Please contact ..........
Matsushita Electric Works, Ltd.
Automation Controls Business Unit
Head Office: 1048, Kadoma, Kadoma-shi, Osaka 571-8686, Japan
Telephone: +81-6-6908-1050
Facsimile: +81-6-6908-5781
All Rights Reserved © 2005 COPYRIGHT Matsushita Electric Works, Ltd.
Specifications are subject to change without notice. Printed in Japan.
ARCT1B247E 200501-3YT
01/2005
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