20
Terminal Definition
L
C
G
Y
Y2
W
W2/E
W3/O/B
RH
RC
Terminal Convectional Heat
Cool
System
Heat Pump
System
L
No Use
System Monitor
C
24VAC Common for control ciruit and thermo-
stat power input
G
FAN
Y
1st stage cooling
1st stage
compressor
Y2
2nd stage cooling
2nd stage
compressor
W
1st stage heating
Auxiliary heating
W2/E
2nd stage heating
Emergency
heating
W3/O/B
3rd stage heating
Changeover Valve
RH
24VAC Power supply for Heating side
RC
24VAC Power supply for Cooling side
Summary of Contents for PROGRAMMABLE THERMOSTAT
Page 1: ...49 50276 03 11 GE PROGRAMMABLE THERMOSTAT Operating Instructions and Limited Warranty ...
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