Crestron CHV-TSTATEX - Heat Pump Wiring; Heat Pump System with Integrated Controller; Dual-Fuel Heat Pump Application

Crestron CHV-TSTATEX infiNET EX™ Thermostat
CHV-TSTATEX in Heat Pump System Application with Integrated Controller
RS2 RS1 RSR RSR
W2
W/W1
RH
B
O G Y2 Y/Y1
RC 24C
G
R
C
Transformer
R
C
Y
Compressor
Relay
Optional, for power
Fan Relay
E-U-W
AUX Heat
Relay
O
Changeover
Valve
NOTE: Heat pump and dual-fuel heat pump systems require an outdoor temperature
sensor (e.g. Crestron’s CHV-RTS, sold separately) to function properly.
CHV-TSTATEX in Dual-Fuel Heat Pump Application
RS2 RS 1 RS R RS R
W2
W/W1
RH
B
O G Y2
Y/Y1
RC 24C
G
R
C
Transformer
R
C
Y
Compressor
Relay
Optional, for power
Fan Relay
O
Changeover
Valve
Transformer
R
C
Fossil
Heat
System
NOTE: The diagram above applies where furnace control is not integrated into the
heat pump system.
Operations & Installation Guide – DOC. 6989A infiNET EX™ Thermostat: CHV-TSTATEX • 15