This 230Vac surface wall mounted thermostat is designed to control the fans, valves, dampers or electric heater in fan coil units and heating applications in industrial, commercial or residential environment.   ltem No.:FT-70 · Valve control via 2-point(on/off output) or 0-10 V output · Supports 3-speed fans or fans with EC motorNon-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) · WIFl Remote Control (Optional)