西門子 QFM21系列 風管型溫濕度感測器 Siemens QFM21… Duct Sensor for Rel. Humidity/Temperature

請來信詢價

  • 德國品牌
  • 溫濕度感測器
  • 溫度精度:±1 K
  • 溫度感測範圍:0…50 °C,  -35…35 °C,  -40…70 °C
  • 濕度精度:±3~5 %
  • 濕度感測範圍:0…100 % RH
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描述

  • Siemens HVAC Products
  • Symaro™ Duct sensors
  • For relative humidity and temperature
  • Operating voltage AC 24 V / DC 13.5…35 V
  • Signal output DC 0…10 V / 4…20 mA for relative humidity
  • Signal output DC 0…10 V / 4…20 mA / T1 / LG-Ni 1000 for temperature
  • Measuring accuracy ± 3 % r. h. within the comfort range
  • Range of use -15…+60 °C / 0…95 % r. h. (non-condensing)

 

額外資訊

Measurement range humidity

0…95 % R.H.

Measurement accuracy

Humidity at 30…70 % r.h. and 23 °C: ±3 % r.h.,
Temperature, at 15…35 °C: ±0.8 K,
Temperature, at 35…50 °C: ±1.0 K

Time constant

Humidity: <20 s,
Temperature in with 2 m/s moved air: <3.5 min

Connection, electrical

Screw terminals

Type of fixing

Flange

Analog output signal

DC 0…10 V,
DC 4…20 mA

Degree of protection

IP54

Product No.

QFM2100, QFM2101, QFM2120, QFM2160, QFM2171