Melfi Home Digital Air Condition Manual Fcu Ac Thermostats With R Sense, 2 Pipe Heat/Cool Manual Or Auto 3-Speed Fan Control | Suitable For Chiller/Compressor Hvac System 230V Ac (Green Backlight)

Melfi Connect Series wall modules are designed for indoor temperature control. It has a large LCD display providing real-time display of room temperature or set temperature. With temperature set, it will provide on/off control signal to the fan coil valve for temperature regulation to the occupant’s desired comfort. The wall module reads indoor temperature through an integrated temperature sensor and commands the valve to be opened or closed to achieve set temperature. There are three fan speeds which can be set manually or automatically. Under manual mode, fan speed is adjusted by FH, FM, and FL outputs. Under automatic mode, the fan speed will depend on the difference between the room temperature and set temperature. The fan will shut down when the valve is not operating in Auto Mode. The comfort mode is included in individual cooling, individual heating, and manual operation of cooling/heating interchange. In ventilation mode, the fan will operate on the manually set fan speed. The valve stops. Anti-freeze mode is an option under the heating mode. The thermostat has 0.5 DegC Accuracy, Snap-In Easy Installation, Fashion Sense of Science and Technology, Fire Proof Materials, 2 pipe, cooling or heating, Easy UI interface could be used even by a child. This thermostat meets EU standards, RoHS CE and FC, IP20 Rating and all products are Individually QC Passed.