5 2days weekly programmable thermostat central air conditioner temperature controller remote control

AC331 is an Internet WIFI Thermostat which allows user to control room temperature locally or remotely via Mobile App. By comparing between measured temperature (by internal temperature sensor) and preset desired temperature, it realizes the auto control of motorized valves and fan motor to keep a constant room temperature. It applies to the control of 2-pipes and 4-pipes Fan Coil Unit.