Manual 2100-790
Page
26 of 49
FIGURE 9
Thermostat Connections
CO2 OUT
Optional CO2 Controller
Bard Part #8403-096
6
5
4
3
2
1
TEMP-OUT
24VAC
W3
6
5
4
2
1
R
Unit Low
Voltage
Term. Strip
W2
C
G
RT
Y1
Y2
B/W1
L
D
A
3
CLIMATE JUMPER IN ECONOMIZER, REFER TO ECONOMIZER MANUAL. THE JUMPER IS
Y1 Y2 JUMPER
NOT PRESENT IF ECONOMIZER IS FACTORY INSTALLED. UNITS WITH ECONOMIZERS HAVE BALANCED
FACTORY REMOVED IN THE UNIT AND ON JADE FOR C**HY MODELS
HUMIDISTAT 8403-100 WILL NEED TO BE CONFIGURED FOR DEHUMIDIFICATION IN THE MENU.
FACTORY INSTALLED JUMPER. REMOVE JUMPER TO ACTIVATE BALANCED CLIMATE™ MODE.
A 2-STAGE THERMOSTAT IS RECOMMENDED FOR BALANCED CLIMATE MODE.
9
5 DO NOT ADD THESE WIRES IF SETTING UP FOR MODULATING CONTROL. SEE NOTE 6.
JUMPER NEEDS ADDED.
7
0-10 VDC MODULATING CO2 CONTROL SIGNAL FOR MODULATING VENTILATION CONTROL
(OPTIONAL FOR ECON ONLY) - SEE VENT INSTALLATION MANUAL.
6
FOR VENT OPERATION, ADD JUMPER IF OPTIONAL CO2 CONTROLLER IS NOT USED.
VENT WILL RUN WHILE BLOWER IS ENERGIZED.
FOR ECON & CRV-V, AN ADDITIONAL WIRE CHANGE IS REQUIRED.
SEE INSTALL MANUAL
4
FACTORY INSTALLED JUMPER. REMOVE JUMPER AND CONNECT
TO N.C FIRE ALARM CIRCUIT IF EMERGENCY SHUTDOWN REQUIRED.
3
WIRE NOT NEEDED BELOW 15KW.
2
WIRE REQUIRED FOR DEHUMIDIFICATION MODELS ONLY.
1
THERMOSTAT WILL NOT WORK WITH UNITS EQUIPPED WITH ECONOMIZERS. T4 PRO NOT COMPATIBLE WITH C**HY MODELS
8
10 SEE USER'S MANUAL
6
10
12
11
9
4
12-Pin
Vent Plug
2
3
5
7
AUX
or 8403-092
6
E
7
ALL VENT OPTIONS PLUG IN HERE
U/DEH
4
O/B
Rc
C
R
G
Y
G
AUX
U/DEH
R
2
3
1
8403-100
Y
T4 Pro 8403-095
Y2
Rc
C
R
ELECTRONIC HUMIDISTAT
C
MIS-4064 H
Mechanical Humidistat
8403-038
Units With Dehumidification
If not equipped with a ventilation option to plug in, a jumper plug must be installed.
T6 Pro 8403-090
OR
ELECTRONIC HUMIDISTAT
8403-047
8
E
O/B
5
9
10
