Siemens QFA41 Certified Room Sensor

Manufacturer: Siemens

The QFA41.. sensor is used in ventilation and air conditioning plants requiring very high accuracy and reliability for measuring relative humidity and temperature where calibration certificates are needed.

More+

Features Applications Model Document

Version: r.h.; r.h./T
Humidity: 0…100%
Temperature: -40...70 °C
Supply: AC 24 V / DC 13.5…35 V
Output: DC 0...10 V / DC 4...20 mA
Protection class: IP65

Very high accuracy and reliability for measuring relative humidity and temperature
Regular recalibration and readjustment of the sensors

Mfr. Part No.	Description
QFA4160	Room sensor for humidity (DC 0..10V) and temperature (DC 0..10V) with calibration certificate
QFA4171	Room sensor for humidity (4..20mA) and temperature (4..20mA) with calibration certificate