>24Volt 2-Pipe T6865 0-10v Output Fan Coil Unit Digital Room Thermostat
T6865 digital thermostats are designed for application of 3-speed fan and modulating valves in fan coil system.
§ 2-pipe cool only/heat only/manual changeover
Manual or automatic 3-speed fan control modulating valve control
§ Fan speed can be selected to automatic or manual 3-speed control mode.
§ In ventilation mode, fan only support manual speed control.