Raypak LONMARK Y 200 User Manual

INSTALLATION & OPERATING  
INSTRUCTIONS  
Y-200 Series  
Electronic Boiler Sequencer & Outdoor  
Reset Control System  
Catalog No. 5000.62H  
Effective: 09-28-09  
Replaces: 11-25-08  
P/N 241125 Rev. 9  
CONTENTS  
IMPORTANT SAFETY  
INSTRUCTIONS  
INTRODUCTION  
Concept of Operation  
Y-200 Controller Configurations  
Y-200 Options  
INSTALLATION  
Mechanical Installation  
Electrical Installation  
23 Water Temperature Limits  
29  
30  
31  
31  
31  
32  
32  
33  
33  
33  
33  
34  
34  
36  
37  
38  
39  
4
4
4
5
5
6
6
6
8
9
9
24 Master Unit  
25 Slave Unit  
26 LonWorks  
27 Factory Defaults  
28 User Defaults  
29 Modem Password  
30 Alarm Call Telephone  
31 Alarm Call ID  
32 Alarm Call Retry  
33 Alarm Call Events  
34 PID  
Master Unit with Slaves  
Y-200 Master/Slave Diagram  
Sensor Resistance  
Illustrated Parts List  
WARRANTY  
Controller Field Wiring  
Communication Field Wiring  
Air Temperature Sensor Installation  
Water Temperature Sensor Installation 10  
Power Test  
11  
12  
Installation Verification Procedure  
CONTROLLER  
FAMILIARIZATION  
Control Screens  
Circuit Board Layout  
Keypad  
12  
13  
15  
16  
Control Screen Displays &  
Programming  
17  
17  
17  
18  
19  
20  
20  
22  
23  
23  
23  
24  
24  
25  
25  
26  
26  
27  
27  
28  
28  
29  
29  
01 Initial Screen  
02 Primary Parameters  
03 Control Band  
04 Offset  
05 Holiday  
06 Reset Ratio  
07 System Status  
08 Water Temperature  
09 Outdoor Cut-Off Temperature  
10 Outdoor Cut-Off Deadband  
11 System Monitor  
12 System Temperatures  
13 Auxiliary Delay  
14 Boiler/Stage On Delay  
15 Boiler/Stage Off Delay  
16 PID  
17 System Temperatures  
18 Lead Change Time  
19 Password  
20 Setup  
21 System Test  
22 Set Password  
3
Y–200 SERIES ELECTRONIC  
BOILER CONTROL  
INTRODUCTION  
The Y-200 Series Electronic Boiler Control (controller)  
is a microprocessor-based boiler management system  
designed to control either single or multiple stage-fired  
boilers. Ideally suited for use in hydronic heating and  
domestic hot water supply applications, this controller  
has been engineered with the flexibility and raw power  
to tame the most demanding control situations.  
Utilizing state-of-the-art control algorithms, the Y-200  
Series minimizes operating costs by maximizing ener-  
gy efficiency.  
SAFETY INSTRUCTIONS  
NOTE: These instructions are intended for use by  
qualified personnel who are specifically trained and  
experienced in the installation of this type of  
equipment and related system components.  
Installation and service personnel may be required  
by some states to be licensed. If your state requires  
certification, be sure your contractor bears the  
appropriate license. Only qualified persons shall  
attempt to repair this equipment. Repair must be  
according to these instructions.  
Concept of Operation  
The controller is an outdoor reset control that is perfect  
for managing hydronic heating systems. Two tempera-  
ture sensors are used to control system response.  
One sensor is used to monitor the outdoor tempera-  
ture, the other sensor is used to regulate the  
temperature of the system water. By varying the tem-  
perature of the heating medium in response to  
changes in the outdoor temperature, the Y-200 Series  
provides the ultimate in personal comfort and efficien-  
cy of operation.  
WARNING: Improper installation, adjustment,  
alteration, service or maintenance may damage the  
equipment, create  
a
hazard resulting in  
asphyxiation, explosion, fire, electric shock, personal  
injury or property damage, and will void the warranty.  
CAUTION: MORE THAN ONE (1) SUPPLY  
SOURCE. THIS APPLIANCE HAS PROVISIONS  
TO BE CONNECTED TO MORE THAN ONE (1)  
SUPPLY SOURCE. TO REDUCE THE RISK OF  
ELECTRIC SHOCK, DISCONNECT ALL SUCH  
CONNECTIONS BEFORE SERVICING.  
The controller is also well adapted to domestic hot  
water supply duty. By disabling the outdoor reset func-  
tion, the Y-200 behaves as an energy-wise boiler  
sequencer. With the ability to control multiple firing  
stages, and such features as a revolutionary selec-  
table lead-lag protocol, the Y-200 redefines  
"controllability" in domestic water applications.  
CAUTION: RISK OF ELECTRIC SHOCK. MORE  
THAN ONE (1) DISCONNECT SWITCH MAY BE  
REQUIRED TO DE-ENERGIZE THE EQUIPMENT  
BEFORE SERVICING.  
The controller is equipped with an energy-saving  
warm-weather shutdown capability. When the outdoor  
temperature rises above an adjustable "Outdoor Cut-  
off Temperature," the system automatically transitions  
to a dormant state. This prevents the system from  
wasting energy trying to heat a building that is already  
at a comfortable temperature.  
Thank you for selecting the Raypak Y–200 Series  
Electronic Boiler Control. It is our sincere hope that  
you will enjoy its outstanding design, ease of use and  
energy-saving features.  
Once the outside temperature has fallen to the point  
that the system requires heat input to maintain the  
building temperature, the Y-200 is reactivated and will  
hold the system temperature at the required point.  
Please Register  
Before proceeding any further, please take a moment  
to complete the enclosed user registration form and  
mail a copy to: Raypak, Inc., Department Y–200, 2151  
Eastman Avenue, Oxnard, CA 93030.  
For replacement items, see page 38.  
4
Y-200 Controller Configurations  
Model No.  
Y-241  
Description  
4-Stage Controller - Includes main controller assembly, air temperature sen-  
sor assembly (P/N 068634), water temperature assembly (P/N 068635) and  
one (1) stage contact board. Main controller includes one (1) mounted auxiliary  
contacts board.  
Y-281  
8-Stage Controller - Includes main controller assembly, air temperature sen-  
sor assembly (P/N 068634), water temperature assembly (P/N 068635) and  
two (2) stage contact boards. Main controller includes one (1) mounted auxiliary  
contacts board.  
Table A: Y-200 Controller Configurations  
Y-200 Options  
Option No.  
Description  
Y-300  
Y-301  
Alarm bell, 3” diameter. Shipped loose for field installation.  
Alarm bell, 4” diameter. Shipped loose for field installation.  
Second 4-stage Expansion Board. Converts Y-241 to Y-281. Ships  
Y-302  
Y-303  
Y-304  
loose for field installation.  
Auxiliary Relay Board. Adds control functions for external equip-  
ment such as combustion air louvers. Ships loose for field installation.  
Slave Cable. Connects slave units to the master controller. Ships  
loose for field installation.  
4-20 mA/2-10 VDC Control Board. Accepts 4-20 mA or 2-10 VDC  
input from external system such as a BMS to force a specific setpoint.  
Ships loose for field installation. Separate instruction manual; see  
5000.64.  
Y-305  
Inlet/Outlet Sensors. Provides a PAIR of sensors for the inlet and  
outlet temp. sensing ports. Displays temp. but does not affect control  
algorithm.  
Y-306  
Y-307  
LonWorks Module. Provides full communication between a Y-200  
series controller and a LonWorks-enabled system. Cannot have  
BOTH this AND a modem. Shipped loose for field installation.  
Separate instruction manual; see 5000.63.  
Modem Module. Provides full communication between a Y-200  
series controller and an external system. Cannot have BOTH this  
AND a LonWorks. Shipped loose for field installation. Separate  
instruction manual; see 5000.65.  
Y-308  
Table B: Y-200 Options  
5
NOTE: Shielded 18 (AWG) gauge stranded wire  
must be used to connect the sensors to the  
controller. The shielded cable should be protected by  
conduit whenever possible.  
INSTALLATION  
If the controller was not mounted on the boiler by the  
factory, care should be taken to select a suitable  
mounting location. The controller should be mounted  
on a solid and permanent base. The unit should be  
readily accessible for maintenance and installation  
purposes, and should be mounted so that the display  
is at a height and location convenient for viewing.  
NOTE: Minimum 18 AWG, 105°C, stranded wire  
must be used for all low voltage (less than 30 volts)  
external connections to the unit. Solid conductors  
should not be used because they can cause  
excessive tension on contact points. Install conduit  
as appropriate. All high voltage wires must be the  
same size (105°C, stranded wire) as the ones on the  
unit or larger.  
Mechanical Installation  
Install the controller within 30 feet of the boiler(s). It  
must be mounted vertically with the conduit holes fac-  
ing downward. The conduit holes are sized to  
accommodate standard 1/2" conduit fittings. If addi-  
tional or larger conduit fittings are required, locate the  
conduit connections on the bottom of the module.  
Check Your Power Source  
Using a Volt-ohm meter, check the following voltages  
at the terminal block inside the unit:  
Slave units, if present, should be installed adjacent to  
the master unit. (Y-304 slave cable is approximately  
five feet long.)  
Mount the controller using the mounting bracket and  
appropriate hardware in four (4) places.  
BLACK  
CIRCUIT  
VOLT-OHM  
BREAKER  
METER  
WHITE  
A minimum of eighteen (18) inches clearance from the  
front, and six (6) inches clearance on all other sides is  
required for service access. The hinged right side of  
the box should be installed with sufficient clearance  
(minimum 3” from bolt hole on the right side) to open  
the cover.  
GREEN  
GROUND  
A
B
C
An electrical distribution sub-panel containing appro-  
priate disconnect switches and surge suppressors is  
required at or near the equipment location(s).  
Fig. 1: Volt-ohm Meter  
Electrical Installation  
AC = 108 Volts AC Minimum, 132 Volts MAX  
AB = 108 Volts AC Minimum, 132 Volts MAX  
BC = Must be less than .6 Volts AC  
Requires: 120 VAC, Draws 0.5 amp; 60 Hz.  
120 VAC Feeder Circuits: Install a surge protection  
device sized appropriately for your installation at each  
module.  
Install a separate disconnect means for each load.  
Use appropriately sized wire for equipment as defined  
by NEC and/or local code. All primary wiring should be  
no less than 125% of minimum rating.  
It is strongly recommended that the controller and the  
boiler(s) be supplied from the same power source.  
Install conduit as appropriate.  
6
Power to the Controller  
Controller Field Wiring  
Observe (follow proper) polarity.  
For Single-Stage (ON/OFF) Boilers  
Observe proper wire colors while making electrical  
connections.  
All stage connections on the control board are con-  
nected at the {TH} (Thermostat) location on the boiler  
wiring diagram.  
Provide an external surge suppressor capable of  
maintaining system integrity.  
Provide overload protection and a disconnect  
means for equipment serviceability as required by  
local and state code.  
Conduit cannot be used as the ground. (There  
must be a “WIRED” ground.)  
Very Important: A grounding electrode con-  
ductor shall be used to connect the equipment  
grounding conductors, the equipment enclosures,  
and where the system is grounded, the grounded  
service conductor to the grounding electrode.  
For Multiple-Stage Boilers  
First stage connections on the control board are con-  
nected at the {TH} (Thermostat) location on the boiler  
wiring diagram. Second (or third, etc.) stage connec-  
tions on the control board are connected at the  
locations shown on the boiler wiring diagram.  
Fig. 2: Wiring Diagram  
7
Notes:  
4. For external building control or thermostat control,  
remove wiring to J6 (CHF) connector and activate  
with 12 to 28 VAC.  
1. Tighten terminal strip clamping screws to 2.5 in-  
lbs. Breakage from over-torquing is not covered  
under warranty.  
2. Use stranded copper conductors only. For supply  
connections, use wires sized on the basis of 60°C  
(140°F) ampacity and rated a minimum 90°C  
(194°F).  
3. Install disconnect for each control unit.  
Fig. 3: Wiring Diagram  
8
Communication (RS485) Wiring Air Temperature Sensor  
Required for Optional Slave  
Unit(s)  
Installation  
Y-304 Slave Cable Installation from  
System Control Module  
Y-304 slave cable or equivalent shielded commu-  
nications cable (Belden #9842, Belden #8132 or  
Alpha 3492C) must be used. Maximum cable  
length 100 ft. Correct polarity must be observed.  
Make use of wire color coding to ensure polarity.  
The shielding [foil wrapper-bare wire (drain)]  
MUST be grounded. Grounding is done at the  
Master Y-200 Control only. DO NOT ground the  
shield at the slave unit end of the cable.  
Fig. 5: Typical Outdoor Air Temperature Sensor  
Note: Equivalent shielded cable must be suitable  
for RS485 communication applications; must have  
100-140 ohm impedance and less than 30 pico-  
farad per foot capacitance.  
Locate the sensor on the coldest side of building,  
usually the north side.  
Must be installed in conduit that does not contain  
any other wiring.  
Install the sensor in a shaded area, out of direct  
sunlight.  
Port J18 (see Fig. 4) is used for the interconnec-  
tion between the master controller and slave units.  
Locate no higher than 2/3 way up the side of the  
building, or between the 2nd and 3rd floor if the  
building is more than 3 stories tall.  
Master/Slave interconnection should be wired  
from Master to Slave #1, Slave #1 to Slave #2,  
Slave #2 to Slave #3, and Slave #3 to Slave #4.  
Do not locate under an overhang, near wall cor-  
ners, near drafts from stacks, air moving devices,  
windows, doors, or balconies.  
Shielded twisted pair (18 AWG) must be used for  
sensor connections. Polarity must be observed.  
Cable length shall not exceed 300 feet, and the  
shielding must be grounded.  
Grounding is done at the Master Y-200 control  
ONLY. Do Not ground the Slave units or  
Temperature Sensor enclosure.  
Must be installed with properly-sized conduit that  
contains no other wiring.  
The outdoor air temperature and water tempera-  
ture sensor are identical and interchangeable.  
Fig. 4: Master RS485 Communications Cable  
Schematic  
9
Water Temperature Sensor  
Installation  
Hydronic Heating Applications  
4 OR MORE STAGES OR  
4:1 TURN DOWN OR HIGHER  
5’ MAX  
5’ MAX  
12”  
MAX  
Fig. 6: Typical Water Sensor  
Hydronic installations may require outdoor reset  
function. See page 11, and screen 02.  
Locate the water sensor as shown in Fig. 6.  
NOTE: When the system involves a variable-speed  
pump, it is recommended that the temperature  
sensor be installed in the tee connecting boiler outlet  
piping to the system. This is to ensure the control  
can respond to the changing conditions of the  
system by placing the sensor as close to the blend  
location as possible and then provide an appropriate  
and measured response to maintain desired system  
delivery temperature.  
Ensure shielded cable length does not exceed 300  
feet. Use 18 AWG shielded wire for sensor con-  
nections.  
Must be installed in properly-sized conduit with no  
other wiring.  
NOTE: Piping diagrams in this manual are not  
intended to replace an engineered piping system.  
10  
Domestic Hot Water Supply  
Applications  
Fig. 7: Domestic Hot Water Supply  
Outdoor reset function should be disabled. See  
screen 06 and 24.  
From  
To  
Indication  
108 VAC to 132  
VAC  
108 VAC to 132  
VAC  
TB pin 1  
TB pin 2  
Power Test  
Single Point  
Ground  
Single Point  
Ground  
TB pin 1  
TB pin 2  
Check Power  
Less than 0.6 VAC  
Utilizing a Volt-ohm meter (VOM) monitor the following  
on the controller for proper voltage levels. Check at the  
Terminal Block (TB-1).  
Table C: Voltage Measurements  
11  
Installation Verification  
Procedure  
CONTROLLER  
FAMILIARIZATION  
Register  
This system is configured utilizing a LCD display (2  
lines, 20 characters each) with keypad for data entry.  
Open the front cover of the Control Box for access to  
J Before proceeding any further, please verify that  
the user registration form has been completed and the LCD display and keypad. Open the control panel to  
mailed.  
gain access to the interface connections.  
REFER TO THE TABLES ON THE FOLLOWING  
PAGES AND THE DISPLAY SCREENS FOR  
DETAILED CONFIGURATION INSTRUCTIONS.  
Mechanical Installation  
J Verify that the mechanical installation has been  
completed in accordance with the instructions.  
NOTE: Controller is shipped with factory defaults.  
your system may require different program settings.  
Outdoor Air Temperature Sensor  
J Verify that all Outdoor Air Temperature Sensor  
installation parameters have been met.  
Water Temperature Sensor  
J Verify that the Water Temperature Sensor installa-  
tion parameters have been met.  
Optional Equipment  
J Verify that optionally ordered equipment installa-  
tion parameters have been met.  
System Module Installation  
J Verify electrical power wiring connections.  
J Verify electrical connection torque requirements.  
J Verify Outdoor Air Temperature Sensor wiring.  
J Verify Water Temperature Sensor wiring.  
J Verify Power Test has been completed successful-  
ly.  
12  
Control Screens  
NOTE: Once programming is finished, go to  
Screen 28 to program the USER DEFAULT  
SET_UP. Then open the front panel and press  
the SW3 reset button on the motherboard to save  
the new programming.  
To access programming mode: Press and hold the  
"MODE" button for 4 seconds. When in Program  
mode, cursor is blinking on first settable parameter.  
UP/DOWN arrows change parameter. LEFT/RIGHT  
arrows move to next selectable parameter.  
SCREEN  
DESCRIPTION  
Displays the product identification and version of software.  
The present month, day, year and time in a 24-hour clock  
format; setpoint temperature.  
FACTORY DEFAULT  
Initial Screen  
Calendar, Time, Initial  
Setpoint  
01  
02  
02  
Temperature can be displayed in degrees Fahrenheit or  
Celcius  
°F or °C  
Default value = ° F  
40 to 220 °F (4.4 to 104.4 °C); the system output  
temperature desired when the outdoor temperature is 70 °F  
(21.1°C); or in domestic hot water applications, the desired  
water temperature.  
Default = 140 °F  
(60°C)  
Setpoint  
02  
1 to 10°F; the temperature above and below the Target  
Temperature at which the boiler turns off and on. NOTE: The  
Control Band is disabled in PID operation. If the Control  
Band is adjusted during PID operation, it disables the PID  
function.  
Default = 3° F. No  
value when in PID  
Control Band  
Offset  
03  
04  
Degrees of offset added to or subtracted from the initial set  
point at the date and time selected.  
Default = OFF  
Setting Holiday  
05 Data from screen 04 is combined with these screen settings. Default = 00-00-RH  
None (for Domestic Hot Water Application ONLY) or 0.01:1 to  
8:1; determines how much the internally-calculated Target  
Temperature will change for a given outdoor temperature  
change.  
Default value =  
200°F@10°F  
(93.3°[email protected]°C)  
Reset Ratio  
System Status  
06  
07  
Shows the status of the system.  
Max default value=  
180°F / 82.2°C  
Maximum "USER" water temperatures 235°F (112.7°C) and  
Min default value=  
105°F / 40.5 °C  
Changes: Screen 23.  
Water Temperature  
Limits  
Minimum water temperatures 40°F (4.4°C)  
Only.  
Display  
08  
32 to 200°F (0 to 93.3°C), a warm-weather shutdown feature.  
When the outdoor temperature exceeds this setting, the  
boiler will not fire unless placed in manual override mode.  
-01 to -10°F; the number of degrees below the Outdoor Cut-  
off Temperature which causes the Outdoor Cut-off  
Temperature to reset.  
Outdoor Cut-off  
Temperature  
Default value = 75 °F  
(23.8°C)  
09  
10  
Outdoor Cut-off  
Deadband  
Default value = -3°F  
This screen is  
Displays the Pump, Boiler, Stage and Auxiliary contact  
status. If flashing, contacts are closed (ON).  
System/Network Monitor 11  
DISPLAY only.  
Displays the current Outdoor Air, System Water and Target  
Temperature in degrees °F or °C.  
000 to 600 seconds; determines when the pump shuts off  
after entering Outdoor Cut-off mode.  
Outdoor Water TAR  
AUX Delay  
12  
13  
Default = °F  
Default = 180 seconds.  
0 to 600 seconds; sets the time interval between sequential  
boiler start-ups.  
0 to 600 seconds; Default = 10 seconds.  
Disabled in PID.  
Boiler/Stage On Delay  
14  
sets time interval between stages turning on.  
Table E: Control Screens  
13  
0 to 600 seconds; sets the time interval between sequential  
boiler start-ups. 0 to 600 seconds; Default = 10 seconds.  
sets time interval between stages turning off.  
Selects either Standard or PID operation.  
is selected then PID & Interval is programmable using screen  
34.  
Boiler/Stage Off Delay  
Standard or PID  
15  
16  
Disabled in PID.  
Default = PID  
If PID  
Displays the boiler inlet and outlet temperature in °F or °C  
and the difference (delta) between them. (Requires 4-  
sensor installation, option Y-306.)  
The lead change time in hours, the lead and last boiler  
numbers and the mode (either Auto or Manual).  
Boiler Inlet/ Outlet Delta  
(Optional)  
INLET / OUTLET  
Delta T  
Manual: Default = 100  
hours.  
=
17  
18  
Auto Lead-Last  
Password  
Used to enter a password.  
access to screens 20 through 34.  
Sets up the pump, boiler and stage configuration for the  
System Monitor (Screen 11). Preset =  
2 boilers / 4 stages.  
This allows Default = AAA  
To  
change: screen 22.  
Default =  
PBSSSBSSSAAA  
Note: See Table J.  
19  
20  
Unit Set-up / Network  
When ACTIVE, initiates auto system test and displays all  
screens.  
System Test  
21  
22  
Default = Not Active  
Set Password  
Changes the current user password.  
Default = AAA  
Min. Default = 105°F  
(40.5°C), Max. Default  
= 210°F (98.8°C)  
Water Temperature  
Limits  
Sets Maximum and Minimum water tempterature limits  
allowed by the user in the Water Temperature Screen  
Displays the number of sensors utilized, relays (stages or  
boilers) and Aux contacts.  
Selects the number of slave units connected, if any.  
If ON, the LonWorks network will be active.  
If YES selected, the factory defaults will be restored.  
If YES is selected, the User Defaults can be stored or  
invoked.  
23  
Master/Slave Unit  
Slaves Conneted  
LonWorks  
24  
25  
26  
27  
Default = Master  
Default = 00  
Default = OFF  
Default = NO  
Factory Defaults  
User Defaults  
Terminal Password  
28  
29  
Default = None  
Default = AAA  
Used to enter a password for modem operation.  
Modem system telephone number to be called when a fault  
occurs.  
Alarm Call Tele  
30  
None  
Modem system ID person or place to be called when a fault  
occurs.  
Alarm Call ID  
Alarm Call Retry  
Alarm Call Events  
31  
32  
33  
None  
None  
None  
Modem system error call retries.  
Modem system error indications.  
Default =  
Interval = 05  
KP = 06  
KI = 05  
PID Settings  
34  
Configures PID operation.  
KD = 01  
Table F: Control Screens Continued  
Manual Override  
Internal switches have been provided on each of the stage modules that can be used to manually override the  
microcontroller. See switch SW1 on each stage board, page 15.  
14  
Circuit Board Layout  
SW3  
Reset Switch  
Main Circuit Board  
Manual Override Switch  
1
Manual Override Switch  
4-Stage Relay Board  
Auxiliary Board  
Fig. 8: Circuit Board Layout  
15  
Keypad  
Normal Mode  
Move to next screen  
Push the "MODE" button to turn off  
the alarm horn  
Not active except in special modes  
Move to previous screen  
Not active except in special modes  
Program Mode  
To access programming mode: Press and hold  
"MODE" button for 4 seconds. If no button is  
pressed while in PROGRAM mode for 30 seconds,  
screen returns to normal mode  
Increase selected parameter  
Move to next programmable  
parameter  
Move to previous programmable  
parameter  
Decrease selected parameter  
When in PROGRAM mode, cursor is blinking on first  
settable parameter. If no button is pressed for 30  
seconds, screen returns to NORMAL mode. Press  
"MODE" button to store change and return to NOR-  
MAL mode  
Once programming is finished, press the SW3 reset button on the motherboard to save the new  
programming.  
16  
Control Screen Displays &  
Programming  
Screen number  
Initial Screen:  
R
Y
A
-
Y
S
P
E
A
R
K
I
I
N
C
V
0
1
E
S
E
R
X
X
.
X
X
X
Product identification  
Version number of software  
This is the initial screen displayed after system start-up, provided that there are no faults.  
Fahrenheit or Celsius  
Screen number  
Primary Parameters:  
I
N
I
T
I
A
-
L
Y
S
E
H
T
P
O
M
I
N
X
T
X
°
F
.
0
2
°
M
M
-
D
D
Y
H
M
X
X
Calendar:  
Month-Day-Year  
Current time:  
24 hour clock  
System water temperature desired at  
outdoor temperature of 70°F (21.1°C)  
Range: 40°F to 220°F(4.4°C to 104.4°C)  
Default Value: 140°F (60°C)  
17  
Control Band:  
Screen number  
C
O
N
T
R
O
L
B
.
A
X
N
°
D
F
0
3
X
X
Fahrenheit or Celsius  
Control Band is a range of temperature above and  
below the target temperature.  
Range: 1°F to 10°F (.5°C to 5.5°C)  
Default value is 3°F  
Control Band (Proportional Only)  
The Control Band sets the maximum temperature above and below the Target Temperature (which is determined  
by the embedded microcontroller) between which the system temperature may deviate.  
This provides a control dead-band that prevents the boiler from short-cycling in proportional mode.  
NOTE: The above settings are recommended at  
initial installation. For maximum performance and  
system efficiency, these settings should be modified  
as required to meet such parameters as system  
capacity, location and usage.  
NOTE: The Control Band is disabled when the unit  
is operating in PID mode.  
NOTE: PID mode will be disabled if you adjust the  
control band.  
18  
Screen number  
Offset:  
O
F
F
S
E
T
O
F
F
0
4
Default "OFF" screen  
Press "MODE" to select "OFF" or "ALL" or "FULL WEEK"  
Screen number  
"ALL" means every day has the same parameters.  
O
F
F
S
E
X
T
:
A
H
L
L
0
°
4
F
H
M
M
+
X
X
.
X
Fahrenheit or Celsius  
There are six offset adjustments  
allowed for each calendar day.  
+, blank or –  
Time in 24-hour  
clock mode.  
-99 to 99 degrees of offset.  
(+) adds to or (-) subtracts from the  
initial setpoint (screen 02) to become  
active at selected time.  
Screen number  
"FULL WEEK" screen  
O
X
F
X
F
X
S
E
X
T
:
F
U
H
L
L
W
E
+
E
X
K
X
0
°
4
F
H
M
M
.
X
Fahrenheit or Celsius  
+, blank or –  
There are eight days of selectable offsets:  
MON FRI  
TUE SAT  
WED SUN  
THU HOL (Holiday)  
To set an offset, select the day or choose "ALL" for all days. Set the values in degrees. A positive (+) OFFSET  
will increase the Water Target Temperature. A negative (-) OFFSET will decrease it. An offset value of 00.0 will  
return it to its original value.  
-99 to 99 degrees of offset are available.  
19  
Holiday:  
Screen number  
S
H
E
T
L
T
#
I
N
X
G
H
X
O
X
L
I
D
X
A
Y
X
0
5
O
X
X
X
Thirty two holidays are  
selectable (01-32)  
Month:  
01 thru 12  
Day:  
01 thru 31  
Year:  
01 to 99; Below 01 is  
Repeating Holiday (RH) setting  
NOTE: Previous screen (04) is used for entering the  
offset value in degrees.  
Reset Ratio:  
Ratio of outdoor temperature to water system  
temperature. Range: . 01:1 to 8:1 or "None" for  
constant water temperature  
Screen number  
(then TARGET=SETPOINT). Default value is 1.00:1.  
R
X
S
X
T
X
R
X
A
T
7
I
O
X
.
X
X
X
X
:
.
1
0
6
.
@
0
X
X
@
X
X
Default:  
System temperature at °F  
This value is 200°F @ 10°F (93.3°C @ -12.2°C)  
Default:  
System temperature at 70°F (21.1°C)  
140°F @ 70°F (60°C @ 21.1°C)  
and the second number refers to the degree(s) of  
change for the water temperature, e.g., a ratio of 2:1  
means for every 2° change in outdoor temperature,  
the System Temperature will change 1°. (The reset  
temp cannot exceed the temp limits set on screen  
#08.)  
NOTE: The reset ratio can be modified by changing  
either the ratio value in line #1 or the system  
temperature value in line #2.  
NOTE: When the reset ratio selected is "NONE",  
line 2 disappears.  
Example: Setpoint = 135°F  
NOTE: Use reset ratio "NONE" when using this  
Temperature °F  
Ratio  
controller for domestic hot water or pool applications.  
Outdoor  
System  
135  
70  
60  
40  
20  
The Reset Parameter  
140  
2:1  
Sets the desired change in system. Water temperature  
increases as the outdoor temperature decreases. The  
reset ratio selector is used to determine the rate of  
change of the boiler(s) output water temperature rela-  
tive to a change in the outdoor temperature. The first  
number of the ratio refers to the outdoor temperature  
150  
160  
Table G: Outdoor to System Temperature Ratio  
20  
Fig. 10: System to Outdoor Temperature  
Typical  
Temp@ Temp@  
Design Cond. 70°F  
Reset Ratio Setpoint at Design Temp:  
Radiation  
40°F  
0.3:1  
20°F  
0.6:1  
0°F  
-20°F  
1.1:1  
Standing  
190  
200  
190  
140  
120  
120  
105  
105  
105  
105  
105  
105  
0.8:1  
Convection or  
Baseboard  
0.3:1  
0.3:1  
0.9:1  
2.0:1  
2.0:1  
0.5:1  
0.6:1  
1.4:1  
3.3:1  
3.3:1  
0.7:1  
0.8:1  
2.0:1  
4.7:1  
4.7:1  
0.9:1  
1.1:1  
2.6:1  
6.0:1  
6.0:1  
Fan coil  
Heating  
Fan Coil  
Heat and Cool  
Radiant  
Floor  
Radiant  
Ceiling  
Table H: Suggested Guidelines  
21  
The selection of the correct ratio depends on the initial  
temperature Set Point set on screen 02 and the  
desired system water temperature. If the building is  
too cold, increase the ratio value. After changing the  
ratio, wait several days and evaluate the comfort level  
before making another change.  
Advanced Programming  
Feature  
Line 2 may be modified by inserting the building  
design characteristics into the formula. The Reset  
Ratio will be modified to reflect those characteristics.  
NOTE: This information works the same in °C (not  
shown for clarity).  
System Status:  
To show the status of other boilers in the system, push either the "LEFT" or "RIGHT" button. If the controller is  
in a fault condition, the boiler number can be displayed automatically.  
NOTE: The alarm horn can be silenced by pushing  
the mode button.  
Screen number  
S
S
Y
Y
S
S
T
T
E
E
M
M
S
N
T
A
R
T
U
A
S
L
0
7
O
M
If more than one ERROR, all errors will be displayed in sequence.  
ERROR Indications:  
Meaning  
Message  
NO SAFETY SIGNAL  
NO CFH SIGNAL  
WATER TEMP>MAX  
ILS>OLS  
SYS IS OPEN  
SYS IS SHORT  
OLS IS OPEN  
OLS IS SHORT  
ILS IS OPEN  
Safety signal (24VAC) not present on J7 connector  
Call-for-heat signal (24VAC) not present on J6 connector  
System water temp > Maximum allowed temp  
Inlet water temp > Outlet water temp  
System water sensor or cable/connector is open  
System water sensor or cable/connector is shorted  
Outlet water sensor or cable/connector is open  
Outlet water sensor or cable/connector is shorted  
Inlet water sensor or cable/connector is open  
Inlet water sensor or cable/connector is shorted  
Outdoor air sensor or cable/connector is open  
Outdoor air sensor or cable/connector is shorted  
ILS IS SHORT  
OSS IS OPEN  
OSS IS SHORT  
Table I: Error Indications  
22  
Water Temperature:  
Screen number  
W
M
A
A
T
X
E
:
R
X
T
X
E
.
M
X
P
0
.
8
X
M
I
N
:
X
X
X
X
Displays the maximum water temperature  
for the boiler. Range is determined by  
screen number 23. Factory default is  
180°F (82.2°C) Maximum.  
Displays the minimum water temperature  
for the boiler. Range is determined by  
screen number 23. Factory default is  
105°F (40.5°C) Minimum.  
Outdoor Cut-Off Temperature:  
Screen number  
O
T
U
E
T
D
P
O
O
R
C
X
U
X
T
.
O
X
F
°
F
F
0
9
M
X
Fahrenheit or Celsius  
The outdoor cut-off sets the maximum outdoor temperature at which heat is desired. This control sets the  
outdoor temperature above which the boiler bank is disabled. If the outdoor temperature increases beyond the  
outdoor cut-off setting, there is no call for heat and the pump turn off delay becomes active. If the outdoor  
temperature falls below the outdoor cut-off minus the outdoor cut-off Deadband the boiler bank will again be  
enabled.  
The Outdoor cut-off Temperature is from 32°F to 200°F (0°C to 93.3°C).  
Recommended Initial Setting for outdoor cut-off Temperature is 75°F (23.8°C).  
Factory default is 75°F (23.8°C).  
Note: This function is disabled when the control is configured for a single sensor.  
Outdoor Cut-Off Deadband:  
Screen number  
O
D
U
E
T
D
D
O
B
O
A
R
N
C
U
T
O
F
X
F
X
1
0
A
D
.
X
°
F
Fahrenheit or Celsius  
The Outdoor cut-off deadband sets the number of degrees below the outdoor cut-off where the outdoor cut-off  
reset occurs. The outdoor cut-off deadband limit is -1 degree F to -10 degrees F. Default is -3 degrees F.  
Note: This parameter can only be set in °F, but will display in °C if °C is chosen.  
Note: This function is disabled when the control is configured for a single sensor.  
23  
System Monitor:  
Screen number  
S
Y
A
S
S
T
T
E
E
M
R
M
O
P
N
B
I
T
S
O
S
R
B
1
1
M
S
S
S
S
A
A
A
This screen is only a display.  
Total # of stages available is set on screen 24.  
Staging control is set on screen 20.  
P=  
SYSTEM PUMP MODULE  
Rule: Always on before boiler. Always off after last boiler off + programmed delay, or  
outdoor sensor reading is above cut off temperature setting. P is relay #1 as supplied.  
B=  
S=  
A=  
INDICATES BOILER - 1st Stage  
Rule: Always B before S  
INDICATES BOILER STAGE - 2nd Stage and Subsequent Stages  
Rule: Must have "B" for that boiler ON and prior stages ON for that boiler.  
AUXILIARY RELAY MODULE  
Optional: A1 - User-defined function. (e.g. powered louvers, boiler pump, draft fan)  
A2 - User-defined function. (e.g. alarm light)  
A3 - User-defined function. (e.g. alarm bell)  
Table J: Definitions  
System Pump: "NO SCREEN"  
The System Pump Relay works in conjunction with the "OUTDOOR CUT-OFF TEMPERATURE".  
System Temperatures:  
Screen number  
O
U
X
T
X
D
X
O
.
O
X
R
W
X
A
X
T
X
E
.
R
X
T
X
A
X
R
X
1
2
.
X
Current outdoor air  
temperature  
Current System  
Target temperature  
Water Temperature  
System design temperature  
Displays 000.0  
if no sensor is  
present  
If system has reached "Outdoor  
Cut-off" temp [TAR=OFF]  
24  
Auxiliary Delay:  
Screen number  
A
U
X
D
E
L
X
A
X
Y
X
1
3
S
E
C
Auxiliary Delay  
When CFH signal is "ON" the relay contact of the A1 Auxiliary module stays closed. When the CFH signal  
changes to "OFF", the contacts of the relay stay closed as long as the delay is set up.  
The AUX contacts operate on a delay after CFH.  
AUX turnoff range is 0 to 600 seconds. The default value is 180 seconds.  
NOTE: If the "Call-for-Heat" (CFH) or "Safety"  
signal is removed from the Y-200, the pump delay  
will time out and open the auxiliary contact.  
INSTALLERS NOTE: If the end user requires the "System Pump" to be turned off if the "CFH" or "Safety" signal  
is removed, it is recommended that the system pump be operated from the "Aux 1 Relay", to provide a delay on  
turn off.  
Boiler/Stage ON Delay:  
NOTE: Refer to screen number 16 (standard)  
Screen number  
B
X
O
X
I
L
R
S
/
S
C
T
G
O
N
X
D
X
L
Y
S
1
4
X
E
X
E
C
Stage Turn-On Delay  
Boiler Turn-On Delay  
The Stage Turn-On Delay sets the time delay before a  
new stage in a multi-stage boiler configuration is  
turned on. This delay starts when the stage or boiler  
preceding the next stage is turned on.  
In a multiple boiler system: The boiler Turn-On Delay  
sets the amount of delay before each additional boiler  
is turned on in response to a call for heat. This delay  
starts when the preceding boiler is turned on.  
The Stage Turn-On Delay range is from 0 to 600 sec-  
onds.  
The Boiler Turn-On Delay range is from 0 to 600 sec-  
onds. Recommended Initial Setting for Boiler Turn-On  
Delay is 30 seconds.  
Recommended Initial setting stage for Turn-On Delay  
is 10 seconds.  
Factory default is 30 seconds.  
Factory default is 10 seconds.  
25  
Boiler/Stage Off Delay:  
Screen number  
B
X
O
X
I
L
R
S
/
S
C
T
G
O
F
X
F
X
D
L
S
Y
E
1
5
X
E
X
C
Stage Turn-Off Delay  
Boiler Turn-Off Delay  
The Stage Turn-Off Delay sets the time delay before a  
stage in a multi-stage boiler configuration is turned off.  
This delay starts when the stage or boiler preceding  
the next stage is turned off.  
In a multiple boiler system: The boiler Turn-Off Delay  
sets the amount of delay before each additional boiler  
is turned off. This delay starts when the preceding boil-  
er is turned off.  
The Stage Turn-Off Delay range is from 0 to 600 sec-  
onds.  
The Boiler Turn-Off Delay range is from 0 to 600 sec-  
onds.  
Recommended Initial setting stage for Turn-Off Delay  
is 10 seconds.  
Recommended Initial setting for Boiler Turn-Off Delay  
is 30 seconds.  
Factory default is 10 seconds.  
Factory default is 30 seconds.  
Proportional Integral Derivative (PID)  
Screen number  
=
P
P
I
D
X
C
X
=
X
X
D
X
=
S
X
X
X
I
1
6
=
=
X
X
X
X
X
X
NOTE: PID mode is logic control for  
microprocessor; disables screens 3, 14 and 15.  
Standard:  
This is the factory default screen.  
Screen number  
S
T
A
N
D
A
R
D
1
6
Standard mode is controlled by:  
Screen 3: Control Band  
Screen 14: Time On Delay  
Screen 15: Time Off Delay  
26  
System Temperatures:  
These screen parameters are only available if the inlet and outlet sensors have been installed and selected. See  
screen 24.  
Screen number  
This screen is only a display.  
I
N
X
L
X
E
X
T
.
O
U
X
T
X
L
X
E
.
T
X
D
X
E
X
L
X
T
.
A
X
1
7
X
Current boiler inlet or system  
temperature*  
Current boiler outlet or system  
temperature*  
Boiler or System delta.*  
NOTE: 1. These values are currently reserved for  
viewing actual and delta temperatures. 2. If the  
sensors are not selected or used, dashes (-) will be  
displayed.  
Lead Change Time:  
Auto or Manual  
Screen number  
A
1
U
0
T
0
O
L
E
#
A
X
D
X
L
A
#
S
X
T
X
1
8
0
4
4
If manual lead  
change hours  
Run time  
Lead boiler  
Last boiler  
(Displayed in manual)  
For Manual Only:  
Lead Change Hours  
Designated lead boiler will change when remaining hours reaches 0. Range 0-999 hours. Default value is 100  
hours. If set at 0 hours lead will not change. Hours remaining will automatically total. Enter the desired number  
of hours for the lead boiler operation before change. Hours remaining are automatically calculated.  
For Auto Only:  
On multiple boiler systems and on each new firing cycle, the lead boiler will change. If a "Last Boiler" is select-  
ed, it will always be the last boiler to be called for during a heating cycle.  
27  
Password:  
Screen number  
P
A
S
S
W
O
R
D
1
9
A
A
A
Used by maintenance personnel to change settings.  
In display mode shows AAA or current password.  
To enter the password:  
1.Push the mode key. The cursor under the first A should start flashing.  
2.Change the first letter by using the up or down key to the desired letter. Use the right key to go to  
the next letter and change it with the up or down key. Do the same to the last letter then push the  
mode key when done.  
• If the password is valid, the screen will allow the user to change to the first setup screen.  
Setup:  
Screen number  
U
N
A
I
T
T
S
R
E
T
P
U
B
P
S
2
0
M
S
E
B
S
B
S
S
S
A
A
A
P=  
SYSTEM PUMP MODULE  
Rule: Always on before boiler. Always off after last boiler off + programmed delay.  
P is relay #1 as supplied. Not Programmable.  
NOTE: B represents the boiler and stage one of that boiler.  
Example: A 4-Stage boiler = BSSS  
B=  
S=  
INDICATES BOILER  
Rule: Always B before S  
INDICATES BOILER STAGE  
Rule: Must have "B" for that boiler ON and prior stages ON for that boiler.  
See example above.  
A=  
AUXILIARY RELAY MODULE  
Optional: A1 - User defined function. (i.e. powered louvers, boiler pump, draft fan)  
A2 - User defined function. (i.e. alarm light)  
A3 - User defined function. (i.e. alarm bell)  
NOTE: Piezo-electric alarm horn can be silenced by pressing the "MODE" switch.  
Table K: Definitions  
28  
System Test:  
Screen number  
S
Y
S
T
E
N
M
O
T
E
A
S
C
T
T
2
1
T
I
V
E
or ACTIVE  
This display will cycle between turning all LCD segments on for four (4) seconds then off for four (4) seconds.  
To stop this cycling push any button. Self-diagnostics are initiated at 0900 and 1900 hours.  
NOTE: 1) When system test is running, this will not  
affect control or boiler operation. 2) If system test is  
running, it can be terminated by pushing any button.  
Set Password:  
Screen number  
S
E
T
P
A
S
S
W
A
O
A
R
A
D
2
2
In display mode shows AAA or current password.  
To change the default password AAA to a new password:  
1. Push the mode key. The cursor under the first A should start flashing.  
2. Change the first letter by using the up or down key to the desired letter.  
3. Use the right key to go to the next letter and change it with the up or down key.  
4. Do the same to the last letter then push the mode key when done.  
Water Temperature Limits:  
Screen number  
W
M
A
A
T
X
E
:
R
X
T
X
E
.
M
X
P
L
I
I
M
N
I
T
X
S
X
2
.
3
X
M
:
X
X
Maximum programmable setting is 235°F (112.7°C).  
Factory default value is 210°F(98.8°C).  
Minimum programmable setting is 40°F (4.4°C).  
Factory default value is 105°F (40.5°C).  
NOTE: This screen sets the maximum and  
minimum values allowable by the user. The values  
entered in user screen number 8 cannot exceed the  
maximum and minimum values programmed here.  
29  
Master Unit:  
Screen number  
M
S
A
N
S
S
T
:
E
X
R
2
4
R
E
L
A
Y
:
X
A
U
X
:
X
0, 1, 2 or 4  
1 thru 8  
0, 1, 2 or 3  
Number of temp. sensors.  
Number of staging contacts in  
use. See screen 25.  
Number of auxiliary boards  
in use.  
If SNS:0  
This unit is a slave unit (No sensors required or active)  
If SNS:1  
If SNS:2  
If SNS:4  
Water (System) - Turn outdoor reset ratio to "NONE" on screen 06.  
Water & Outdoor (Activates outdoor reset function on screens 6, 9 and 10)  
Water, Outdoor, Inlet, Outlet (Activates screen 17)  
This screen limits the programmable parameters available to the user. The information provided is determined  
by boiler and control construction.  
Stage/Sensor Connections for Y-200 Master/Slave Systems  
Master unit  
Slave 1  
Relay  
boards  
Slave 2  
Relay  
boards  
Stave 3  
Relay  
boards  
Total no.  
Relay  
sensors  
sensors  
sensors  
sensors  
of stages boards  
01 - 04  
05 - 08  
09 - 12  
13 - 16  
17 - 20  
21 - 24  
25 - 28  
29 - 32  
33 - 36  
37 - 40  
1
*
*
*
*
*
*
*
*
*
*
1 & 2  
1 & 2  
1 & 2  
1 & 2  
1 & 2  
1 & 2  
1 & 2  
1 & 2  
1 & 2  
1
1 & 2  
1 & 2  
1 & 2  
1 & 2  
1 & 2  
1 & 2  
1 & 2  
1
1 & 2  
1 & 2  
1 & 2  
1 & 2  
1 & 2  
none  
1
none  
1 & 2  
1 & 2  
1 & 2  
none  
* As required for the installation. See above section.  
Table L: Connections for Master/Slave Systems  
NOTE: The unit with sensors installed is identified  
as the master unit.  
NOTE: The maximum is 4 sensors and 4 slave  
controllers.  
30  
Slave Unit:  
See Staging Table  
Screen number  
S
L
A
V
E
S
#
C
X
O
N
N
E
C
T
E
D
2
5
X
Number of slaves connected: 01 thru 04  
A unit with no sensors attached to it defines itself as the SLAVE unit.  
In program mode (see page 32) you identify which SLAVE unit you want it to be.  
SLAVE units are numbered from 1 to 4.  
Connect the master unit to each slave unit in parallel using RS485 wiring as noted in the Communications  
(RS485) Wiring section of this manual.  
LonWorks (Optional):  
Screen number  
L
O
F
N
F
W
O
R
K
S
2
6
O
OFF  
ON  
If ON, the LonWorks network is active.  
Factory Defaults:  
Screen number  
F
A
C
T
O
R
Y
D
N
E
F
A
U
L
T
S
2
7
O
Press MODE button to get into program mode.  
Press UP arrow key to select YES.  
Press MODE button to load Factory Defaults and to exit program mode.  
NOTE: If unit times out the factory defaults will not be set.  
31  
Screen number  
User Defaults:  
Program this screen when all other parameters have been entered.  
U
E
S
T
E
U
R
P
D
F
E
A
F
A
L
U
T
L
S
T
S
2
8
S
D
E
U
Press MODE button to get into program mode. Press UP or DOWN key to select “Setup Defaults”.  
Screen number  
U
I
S
N
E
I
R
S
D
E
F
A
U
L
T
S
2
8
F
E
H
D
Press MODE button. Open panel and press SW3 to complete programming.  
Screen number  
U
N
S
V
E
R
K
D
F
E
A
F
A
L
U
T
L
S
T
S
2
8
I
O
E
D
E
U
If parameters have been changed and original user defaults are required: Press UP or DOWN key to select  
"Invoke Defaults".  
Press MODE button to exit program mode.  
Screen number  
U
O
S
N
E
E
R
D
O
E
F
A
E
U
F
L
T
S
L
2
2
8
9
N
N
D
A
U
T
Display before and after programming user default setup.  
Modem Password:  
T
E
R
M
I
N
A
L
P
A
S
X
S
X
W
X
D
X
Press MODE button to get into program mode.  
Enter password  
Press MODE button to exit program mode.  
32  
Alarm Call Telephone:  
Screen number  
A
X
L
X
A
X
R
X
M
X
C
X
A
X
L
X
L
X
T
X
E
X
L
X
E
X
3
0
X
X
X
Used to enter telephone number to be called when a fault occurs.  
Alarm Call ID:  
Screen number  
A
X
L
X
A
X
R
X
M
X
C
X
A
X
L
X
L
X
I
D
3
1
X
X
X
Used to identify person or place to be called when a fault occurs.  
Alarm Call Retry:  
Screen number  
A
X
L
X
A
R
M
S
C
S
A
T
L
E
L
R
I
E
D
T
L
R
E
Y
.
3
2
Y
M
.
.
Used to set the number of times (00 to 20) you want the unit to keep calling out when a fault occurs.  
Alarm Call Events:  
Screen number  
A
A
L
A
A
R
A
M
A
C
A
A
A
L
L
E
A
V
A
E
N
X
T
X
S
X
3
3
A
A
A
A
A
X
X
X
Enable or disable system error indications.  
Factory default: Enable  
Press and hold MODE button to access system error indications.  
33  
PID  
Proportional - Integral - Derivative Control  
Interval - time in seconds that the PID updates  
KP - Proportional control (01 - 30) - Band in degrees above and below setpoint  
KI - Integral control (01 - 99) - Adjustable in % 0.0 - 1.0  
KD - Derivative control (01 - 99) - Adjustable in % 0.0 - 10.0  
PID Interval:  
Screen number  
NOTE: Refer to screen number 34 (PID)  
P
K
I
D
I
N
T
E
I
R
V
X
A
X
L
X
K
X
D
3
4
P
X
X
K
X
X
Default Values: Interval=05; KP=06; KI=05; KD=01  
NOTE: DO NOT change the default values unless  
directed to do so in consultation with factory  
technical support. Changing of these parameters  
may create adverse operating conditions.  
Master Unit with Slaves  
Refer to page 36 for the Master/Slave diagram.  
Screen number  
Press MODE button to get into program mode.  
Go to screen number 25 and select the number of slaves you wish to use, 01 thru 04.  
S
L
A
V
E
S
#
C
X
O
N
N
E
C
T
E
D
2
5
X
Screen number  
Go to screen number 24 and select the number of sensors, relays and auxiliaries.  
M
S
A
N
S
S
T
:
E
X
R
2
4
R
E
L
A
Y
:
X
A
U
X
X
X
:
X
Screen number  
Go to screen number 20 and set up your Network master and slave operations.  
(Setup slave operations prior to Network Set-up on Master Controller.)  
N
E
A
T
S
W
T
O
E
R
R
K
S
P
E
B
T
X
-
U
X
P
X
2
0
M
X
X
X
X
X
34  
Screen number  
N
S
E
L
T
W
V
O
E
R
:
K
1
S
R
E
:
T
X
-
-
U
X
P
X
2
0
A
X
X
X
X
X
X
X
X
X
Screen number  
N
S
E
L
T
W
V
O
E
R
:
K
2
S
R
E
:
T
X
U
X
P
X
2
0
A
X
X
X
Screen number  
Go to screen number 11 and it should cycle thru your complete setup.  
N
X
E
X
T
X
M
X
O
X
N
X
C
X
B
X
0
9
C
X
5
0
3
1
1
X
X
X
X
X
X
X
X
X
X
X
Slave Unit:  
Screen number  
Press MODE button to get into program mode.  
Go to screen number 25 and display should read.  
S
L
A
V
E
S
C
O
N
N
E
C
T
E
D
2
5
Go to screen number 24 and select the number of sensors, relays and auxiliaries.  
Screen number  
NOTE: On slave unit select 0 for number of sensors.  
Select which slave number you wish it to be, 01 through 04.  
S
S
L
A
S
V
:
E
0
#
L
X
A
X
Y
2
4
N
R
E
:
X
X
A
X
U
X
X
X
:
X
Screen number  
Go to screen number 20 and set up your unit operations.  
U
S
N
L
I
T
V
S
E
T
-
U
B
P
X
2
0
A
E
P
X
X
X
X
X
Ignore screen number 11 on the slave units.  
35  
Y-200 Master/Slave Diagram  
36  
Sensor Resistance at Various  
Temperatures  
If a sensor error is suspected, perform the following:  
1. Examine the wiring, ensuring continuity from con-  
troller to sensor(s).  
2. Using a multimeter, measure resistance of sen-  
sor(s) and compare the value with the Table M  
below.  
3. If all okay, replace main control board.  
Temperature (°F)  
Resistance (K Ohms)  
-20  
-10  
0
1666.3  
1193.1  
863.6  
631.7  
466.7  
348.0  
262.0  
199.0  
153.6  
119.4  
93.5  
73.8  
58.6  
46.9  
37.7  
30.5  
24.9  
20.5  
16.9  
14.1  
11.7  
10  
20  
30  
40  
50  
60  
70  
80  
90  
100  
110  
120  
130  
140  
150  
160  
170  
180  
190  
200  
210  
220  
9.9  
8.3  
7.0  
6.0  
Table M: Sensor Resistance at Various Temperatures  
37  
Y-200 Illustrated Parts List  
Item No.  
Description  
Part No.  
008846F  
008847F  
008848F  
008705F  
008849F  
008850F  
010792  
1-C  
2-C  
3-C  
4-C  
5-C  
6-C  
7-C  
8-C  
9-C  
1-J  
1-S  
2-S  
3-S  
4-S  
1-M  
PC Board Assy, Y-200  
Expansion Board Assy, 4-Stage  
Auxiliary Board Assy  
Transformer Assy  
LCD Display Assy  
Control Keypad  
Modem Module  
Lon Works Module  
010791  
009823  
4-20 MA/2-10 VDC Module  
Wire Bonding Connector  
Air Temp Sensor Assy  
Water Temp Sensor Assy  
Air/Water Temp Sensor  
Well Assy  
007155F  
008828F  
008829F  
008845F  
004821F  
006744F  
011715F  
Retainer and Screw  
10-M Ribbon Cable Display  
38  
LIMITED WARRANTY  
Y-200 Series  
SCOPE OF WARRANTY :  
Raypak, Inc. ("Raypak") warrants to the original owner the Control System to be free from defects in materials and  
workmanship under normal use and service for the applicable warranty period. In accordance with the terms of this Limited  
Warranty, RAYPAK will furnish a replacement or repair, at our option, any defective part which fails in normal use and service  
during the applicable warranty period. The replacement or repair will be warranted for only the unexpired portion of the original  
Warranty Period.  
APPLICABLE WARRANTY PERIOD  
The effective date of warranty coverage is the date of original installation, of the Control System, by a qualified electrician  
or by a RAYPAK authorized service technician. The Applicable Warranty Period is one (1) year from the effective date.  
WARRANTY EXCLUSIONS  
This Limited Warranty does not apply:  
1. if the control system is not properly installed by a qualified technician in accordance with manufacture's installation  
instructions, applicable codes, ordinances and good trade practices,  
2. to damage or malfunctions resulting from failure to properly install, operate or maintain the system in accordance  
with the manufacture's instructions;  
3. if the rating plate(s) or serial number(s) are altered, defaced or removed;  
4. if the System is modified in any way or used with any non-factory authorized accessories or components;  
5. to damage or failure from abuse, accident, act of nature, fire, flood, freezing or the like;  
6. to accessories, rubber or plastic parts, light bulbs or glass parts;  
7. if the System is moved from its original installation site; or if the original owner no longer owns the site or the System.  
LABOR AND SHIPPING COSTS  
This Limited Warranty does not cover labor costs for service, removal or reinstallation of any part nor shipping charges  
to or from RAYPAK'S designated repair center or to or from the installation site. All such costs are your responsibility.  
HOW TO MAKE A WARRANTY CLAIM  
To make a warranty claim, promptly ship (postage prepaid) or carry the defective part to a designated RAYPAK Service  
Dealer or Service Station in the United States, supplying proof of purchase and date of installation and the model and serial  
numbers. If you cannot locate a dealer, contact RAYPAK'S Service Department at the address/telephone listed below.  
Raypak reserves the right at all times to inspect the claimed defect and verify warranty coverage at its factory.  
EXCLUSIVE WARRANTY - LIMITATION OF LIABILITY  
This is the only warranty given by RAYPAK. No one is authorized to make any other warranties on Raypak's behalf. ANY  
IMPLIED WARRANTIES, INCLUDING MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, SHALL NOT  
EXTEND BEYOND THE APPLICABLE WARRANTY PERIOD SPECIFIED ABOVE. RAYPAK'S SOLE LIABILITY WITH  
RESPECTTOANYDEFECTSHALLBEASSETFORTHINTHISLIMITEDWARRANTY. ANYCLAIMSFORINCIDENTAL  
OR CONSEQUENTIAL DAMAGES (INCLUDING DAMAGE FROM WATER LEAKAGE) ARE EXCLUDED. Some states do  
not allow limitations on how long an implied warranty lasts, or for the exclusion of incidental or consequential damages, so  
the above limitation or exclusion may not apply to you.  
THIS LIMITED WARRANTY GIVES YOU SPECIFIC LEGAL RIGHTS, AND YOU MAY ALSO HAVE OTHER RIGHTS  
WHICH VARY FROM STATE TO STATE.  
We suggest you immediately complete the information below and retain this Limited Warranty Certificate in case warranty  
service is needed.  
RAYPAK, INC. SERVICE DEPARTMENT  
2151 Eastman Avenue, Oxnard, California 93030  
Telephone: (805) 278-5300  
FAX (805) 278-5468  
The following information must be provided when you write or call:  
________________________________________________  
Original Owner  
_______________________________________________  
Daytime Telephone Number  
__________________________________________________________________________________________________  
Complete Mailing Address  
_____________________________________________  
City State Zip Code  
_____________________________________________  
Installation Site  
_____________________________________________  
Model Number  
_____________________________________________  
Contractor/Installer  
______________________________________________  
Date of Installation  
_____________________________________________  
Serial Number  
39  
Raypak, Inc., 2151 Eastman Avenue, Oxnard, CA 93030 (805) 278-5300 Fax (805) 278-5468  
Litho in U.S.A.  

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