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ensures your Burnham boiler operates safely and efficiently by verifying proper draft and fan operation before ignition
Industrial Build Quality: The NEMA 4X housing protects the electrical internals against moisture
Simplified Installation: Compact track-mount design with a pre-supplied MT212-4 track ensures quick integration into standard control panels
selecting the correct orifice diameter is essential to match the specific capacity requirements of the burner or furnace
Siemens Building Technology QFM3171 Sensor 322057-301 ensures your Burnham boiler operatesThe Siemens QFM3171 is a high precision duct relative humidity and temperature sensor designed for demanding HVAC applications where signal stability is paramount. Engineered for seamless integration into building automation systems (BAS), this unit provides dual 4 20mA output signals for both humidity and temperature, ensuring reliable data transmission even over long cable runs. For technicians performing retrofits, the QFM3171 serves as the direct
