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Siemens Room Sensor for Humidity and Temperature – QFM3171D

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Siemens ™ Room sensors for relative humidity  and temperature – QFM3171D

The sensors are used as:

This sensor is used 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 %.

i)  Storage and production facilities in the paper, textile, pharmaceutical, food, chemical and electronics industry, etc.
ii)  Laboratories
iii)  Hospitals
iv)  Indoor swimming-pools
v)   Computer and EDP centers
vi)  Greenhouses

Categories: ,
Operating Voltage

DC 13.5…35 V

Frequency

50/60 Hz at AC 24 V

Power Consumption

≤1 VA

Temperature Measuring Range

0…50 °C / -40…+70 °C / -35…+35 °C

Temperature Signal Output

active, 4…20 mA

Humidity Measuring range

0…100%r.h.

Humidity Signal Output

active, 4…20 mA

Protection degree of housing

Base unit IP65
Measuring tip IP40
Unit with outdoor mounting kit IP65

Protection class

III according to EN 60730-1

Display

Yes

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