HTW-WF01-FC series FCU room thermostat is widely used in Fan Coil Unit system Which to control fans and motorized zone valves of heating/cooling central air-conditioning, it main include 2 pipe system and 4 pipe system applications. There are availble options includes Wifi, Modbus or keycard, external sensor etc.
>> Typical Wiring
n Make sure the power is OFF! Try turning ON your heating/cooling system by changing the temperature. If you can’t get the system to turn ON in 5 minutes, you’ll know the power is OFF.
n Take off the installation faceplate by rotating and gently pulling, then connect voltage supply/load output/external sensor(if with) wires respectively to appropriate terminals.
n Fix the installation plate onto the electric junction box with screws packed in the box.
n Fasten the thermostat display part and the installation faceplate through the groove.(Installation process completed)
>> Display & Dimensions
Remote control Thermostat | Wifi Thermostat | Chinese Thermostat Manufacturer