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Ships within 48 hours · Estimated delivery Aug 23 - Aug 28
Key Benefits: Factory-Calibrated Precision: Features an optimized 130 degree opening temperature to prevent thermal damage to the heat exchanger during restricted airflow events
When servicing or replacing the unit
it delivers stable operation with CCW lead end rotation
Fail-Safe Design: Integrated spring return mechanism ensures the valve returns to its original position during power loss
Siemens Building Technology QAC3171 Sensor R-410A Key Benefits: Factory-Calibrated Precision: FeaturesThe Siemens QAC3171 is a professional grade active outdoor temperature sensor designed for high performance environmental monitoring in commercial HVAC and building automation systems. Engineered with a Pt1000 sensing element, this unit provides high measurement stability and linear signal transmission. It features a versatile 4 20mA output signal, making it compatible with a wide range of controllers for applications like outdoor air reset, chiller
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