Crestron CHV-TSTAT Operation And Installation Manual page 14

Thermostats
10 • Thermostats: CHV-TSTAT and CHV-THSTAT
Crestron CHV-TSTAT and CHV-THSTAT
Three-wire Heat Only with Fan
Jumper between
RH and RC
W
G
Fan relay
R H
Single Stage Heat/Cool
TOP
Jumper between
RH and RC
Compressor Relay
Backplate
TOP
NETWORK
C
Heating relay
or valve coil
24 VAC
R
Backplate
NETWORK
Heat Relay
Fan Relay
Operations and Installation Guide – DOC. 8163
120 VAC
Heat System
Transformer
C
24 VAC
120 VAC
R
Cooling System
Transformer
C
24 VAC
120 VAC
R