Radio Thermostat CT80 Install Manual page 8

14
Zoned Systems Reference
Your Wires Radio Thermostat Terminal
2 wire Zoned Hot Water
R
W
3 Wire Zoned Hot Water
Motor Driven Valves
R or 5
W or 4
Y or G or 6 (the 3rd wire) A (heat OFF)
3 Wire Zoned Hot Water
Solenoid Valves
R
W
Y or G (the 3rd wire)
15
Notes on your system
Customer support: 877-602-5028 or www.radiothermostat.com
RH
W
RH (power)
W (heat ON)
RH (power)
A (heat ON)
W (heat OFF)
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PG
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PG