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The Siemens QFA4171 is a room temperature and humidity sensor designed for HVAC applications. This unit provides accurate readings with a 2% accuracy rating. It features a 4 to 20 mA output for both temperature and humidity measurements. The sensor can operate within temperature ranges of 0 degrees Celsius to 50 degrees Celsius, -40 degrees Celsius to 70 degrees Celsius, or -35 degrees Celsius to 35 degrees Celsius.
The QFA4171 is suitable for controlling climate in buildings by measuring humidity and temperature accurately.
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