Radio Thermostat CT200 User Manual page 22

Accessory Wiring
Zoned Hot Water Heat
For Solenoid or Motor valves,
connect the wires based on the
diagrams to the correct terminal
on the CT200 When controlling a
hydronic heating system, configure
the thermostat as HVAC Type =
Normal with Heat Type = Gas
• USE ONLY IN HEAT MODE
• The CT200 must be powered by 24v ac
The third wire on your valve may be called 6, Y, or G (see the Wire
Reference Table on page 23
22
Vivint Element CT200 Installation Guide
MOTOR VALVE
CT200
W RH
RH
W A
Wiring Diagrams
SOLENOID VALVE
CT200
A W RH
RH
A W
A