Common Questions Is the S1-331-03742-000 compatible with older York heat pump models

With a Maximum Operating Pressure (MOP) of 660 PSI and an anti-hunt bulb charge

For compressor protection after a burnout

a specific conversion kit or a dedicated LP valve must be used to ensure safe manifold pressure

Red for 200V

Siemens Building Technology 192-224 Thermostat 320819-301 Common Questions Is the S1-331-03742-000The Siemens 192 224 Powerstar room thermostat is a specialized pneumatic temperature control solution designed for large scale building automation and commercial HVAC energy management. This dual setpoint thermostat features two pipe, high capacity air logic to provide precise day night (D N) control, allowing for efficient temperature setback during unoccupied hours. Operating as a direct acting (DA DA) controller, it utilizes a sensitive bimetal