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ensuring a tight fit that prevents bypass air from compromising system efficiency
Precise Monitoring: Built-in 2-10Vdc feedback and two SPDT auxiliary switches provide superior system status oversight
20 and UL 372 standards
Can this switch be used in vacuum applications
Can this module replace the older Kriwan INT69TM protectors
Siemens Building Technology QFM2171 326058-756 ensuring a tight fit thatThe Siemens Building Technology QFM2171 is a high performance duct relative humidity and temperature sensor designed for integration into commercial HVAC systems. This Q Series duct sensor utilizes a 4 20mA output signal for both RH and temperature, providing stable and precise data transmission even over long wire runs. Engineered for 5% accuracy, the QFM2171 is ideal for BAS (Building Automation Systems) that require reliable monitoring of supply,
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