Siemens Building Technology AQF3150 Replacement Element 318172-701 the SPDT switch allows you

the SPDT switch allows you to wire the common-normally open circuit to shut down or signal a boiler if the pipe temperature exceeds the setpoint

The 20-micron internal filtration media ensures the protection of expansion valves and capillary tubes from particulate contamination

Common Technical Questions Can this TXV be used with R22 systems

and proportional control inputs

The metal-to-metal seat ensures ANSI Leakage Class IV compliance

Siemens Building Technology AQF3150 Replacement Element 318172-701 the SPDT switch allows youAs a veteran HVACR technician, you know that maintaining precise environmental control hinges on the accuracy of your sensors. The Siemens Building Technology AQF3150 Replacement Element is the essential service part for restoring peak performance to your QFA31XX and QFM31XX series humidity and temperature sensors. Specifically engineered for 2 percent duct and outdoor air relative humidity sensing, this exchangeable measuring tip eliminates the need