ST-KT702 series is popular digital thermostat. It is stand-alone microprocessor based thermostats with LCD display. The thermostat are designed to on/off control fans, motorized valves, or dampers in fan coil units and AC.
Cool/ heat/ ventilating modes are changed for 2-pipe or 4-pipe fan coil units. 3-speed fan sets.
RS485 Modbus optional.
WiFi function is optional.
Double-core wire control compares to Integral wire control as below:
