Calibration is performed via the adjustment screw to align the beginning of the stroke with the desired psi control signal

where it can accurately monitor the internal air temperature passing over the heat exchanger

vital for the longevity of the secondary condensing coil

Professional Layout: Offers a spacious platform for organizing wiring and circuit management

it will likely trigger a lockout

Schneider Electric (Barber Colman) 2212-118 Thermostat 30067439-890 Calibration is performed via theAs a veteran HVACR technician, I know that when you're looking for a reliable pneumatic room thermostat, consistency and ease of field calibration are paramount. The Schneider Electric 2212 118 (formerly Barber Colman) is a heavy duty direct acting thermostat engineered for precise proportional control of pneumatic actuators and damper control systems. This two pipe thermostat features a highly sensitive bimetal sensing element and a pilot operated