QFM2120 - Siemens Duct sensor for humidity (0...10 V) and temperature (Ni1000)

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The Siemens QFM2120 is a Sensor that is util ised in HVAC systems and a tool that provides Humidity and Temperature readings.

This type of Sensor is used to measure values within ducts.

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If you have questions about size or installation, consult the Siemens custom datasheet above or send an email to iacs to get personal ised guidance.

Introducing the Siemens QFM2120 Duct Sensor for Humidity and Temperature, a high-quality industrial-grade sensor that accurately measures both humidity and temperature in duct systems. With its 0-10V output for humidity and LG-Ni1000 output for temperature, this sensor provides reliable and precise readings.

With an operating voltage of AC 24V and DC 13.5…35V, this duct sensor is highly versatile and can be used in a variety of settings. Its sensing element for temperature is LG-Ni1000, and its measuring range for temperature is 0…50 °C, -35…35 °C, -40…70 °C. For humidity, the measurement range is 0…95% r.h. The sensor's accuracy is impressive, with an accuracy of ±0.6K at 15…35 °C and 23% r.h., and ±3% r.h. at 30…70% r.h.

The QFM2120 Duct Sensor has a humidity time constant of 20 seconds and an air velocity of 2 m/s. The immersion length of the sensor is 90…154 mm, and it has screw terminals for electrical connections. Its flange type of fixing ensures secure installation, and it has a degree of protection of IP54.

With dimensions of 80 x 88 x 39 mm, this duct sensor is compact and easy to install in any duct system. Choose the Siemens QFM2120 Duct Sensor for Humidity and Temperature with 0-10V output for reliable and precise readings in industrial settings.