T6865H2WB Honeywell Home Halo Series FCU Modulating Thermostat Horizontal Blue Backlight
Application:
T6865 digital thermostats are designed for application of 3-speed fan and modulating valves in fan coil system.
Including:
2-pipe cool only/heat only/manual changeover
Ventilation mode
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.