Siemens QFM3171 Temperature-Humidity Duct Sensor

Siemens QFM3171 Temperature and humidity duct sensor can be use in ventilation and air conditioning plants where high accuracy and short response times for measuring relative humidity are required. The measuring range covers the entire humidity range of 0…100 %.

Applications: Storage and production facilities in the paper, textile, pharmaceutical, food, chemical and electronics industry, Laboratories, Hospitals, Computer and EDP centers Indoor swimming pools, Greenhouses etc.

Quantity

$334.62
Tax /GST included

Siemens QFM3171 Temperature and Humidity Sensor is used as a x control sensors in the supply or extract air x limit sensor for maximum limitation of supply air humidity after a steam humidifier x limit sensor, e.g. for measured value indication or for connection to a building automation and control system x sensor for enthalpy and absolute humidity, together with the SEZ220.

Features:

Operating voltage AC 24 V / DC 13.5...35 V

Signal output DC 0...10 V / 4…20 mA for relative humidity and temperature

Very high measuring accuracy across the entire measuring range

Function test

Capacitive humidity measurement

249 Items

Data sheet

Manufacturer
Siemens
Model
QFM3171
Accuracy
Temp: +/-0.8 K ; RH: +/-2 % r. h
Temperature Range
0 to 50 °C / -40 to +70 °C / -35 to 35°C
Humidity Range
0...100 % RH
Immersion length
90...206 mm
Type of fixing
Flange
Frequency
50/60 Hz at AC 24 V
Protection class
IP 65
Calibration
Provided alongwith and valid for 1 year, traceable to National Standards
Dimensions
80 x 88 x 39 mm
Sensing element, temperature
DC 4 to 20 mA
Connection, electrical
Screw terminals
Signal output temperature
DC 4 to 20 mA
Time constant
Humidity:
Warranty
1 Year

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