Automation Components Inc (ACI) EPW2GFS Control 318973-401 you can measure the resistance

you can measure the resistance (Ohms) across the sensor leads and compare the value to the standard Carrier thermistor resistance chart for the corresponding ambient temperature

Built to monitor negative pressure produced by the induced draft blower

Direct OEM Compatibility: Verified 21-inch replacement part for specific Amana Goodman condensing furnaces

it is installed in series with the load

Applications:Ideal for use in commercial refrigeration systems

Automation Components Inc (ACI) EPW2GFS Control 318973-401 you can measure the resistanceThe Automation Components Inc (ACI) EPW2GFS Control is a high performance PWM to pneumatic transducer designed to convert pulse width modulation or digital signals into a proportional pneumatic output (0 to 20 psig). This dual valve pneumatic interface is engineered with a fail safe 3 way branch exhaust valve that automatically depletes branch line air during a power failure, ensuring system safety. The unit features jumper selectable input timing and