This modulating FCU thermostat is designed for regulating temperature in Fan Coil Units (FCUs). It is an electronic device that accurately controls the heating or cooling system in a room by communicating with the HVAC system. The thermostat can be programmed to adjust the temperature settings at specific times, and it also has manual controls for immediate changes.  They are commonly used in commercial buildings, offices, and residential complexes to maintain a comfortable indoor temperature. Item No.:FT-08 For 2- or 4-pipe fan coil units Valve control via 2-point(on/off output) or 0…10 V output Supports 3-speed fans or fans with EC motor Non-Volatile memory to keep program settings and setpoints during a power outage  Modbus/RTU management control (Optional) 7 days 4 perioods programmable (Optional) Child Lock (Optional) External Sensor  (Optional)  Keycard  (Optional)  WIFI Remote Control (Optional)