Siemens Building Technology QFA3171 Sensor 322838-752 it includes high-temp Teflon packing

it includes high-temp Teflon packing

ensuring precise alignment of the HVAC blower assembly

Optimized Compatibility: Ideal for 90VAC control circuits and industrial pneumatic or hydraulic pressure monitoring

Is the backflow preventer component field-serviceable

satisfying the exact electrical and mechanical specifications of the original factory-installed unit

Siemens Building Technology QFA3171 Sensor 322838-752 it includes high-temp Teflon packingThe Siemens Building Technology QFA3171 Sensor is a high precision instrumentation solution engineered for demanding HVACR environments. This room humidity and temperature sensor utilizes a 2 wire 4 20mA output signal for both relative humidity (0 100% RH) and temperature monitoring, ensuring robust signal integrity over long cable runs in industrial or commercial facilities. Designed without a display to maintain a low profile and minimize field