MAMAC Systems EP-321 Tristate Pneumatic Transducer Freon Common Questions: What happens if

Common Questions: What happens if my pressure switch is stuck open

this component is engineered to withstand the rigorous thermal cycling of modern gas-fired furnaces

allowing you to replace the motor assembly without removing the valve body or using specialized tools

The 5-foot capillary tube provides sufficient length for flexible sensing bulb placement on the suction line

Adjust this screw to set the adjustable threshold between 1

MAMAC Systems EP-321 Tristate Pneumatic Transducer Freon Common Questions: What happens ifThe MAMAC Systems EP 321 is a high performance tri state to pneumatic transducer designed for precise HVAC pneumatic control. This unit effectively bridges the gap between digital controllers and pneumatic actuators by converting a 24VAC VDC tristate signal into a stepped pressure output. Engineered for reliability in building automation systems, the EP 321 features a 0 20 PSIG output range and a sophisticated pulse train mechanism that allows any