2 Pipe Modulating Digital Room Thermostat T6865

T6865 digital thermostats are designed for the application of a 3-speed fan and modulating valves in the 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, fans only support the manual speed control. 

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