西門子 QFM31系列 高精度 風管型溫濕度感測器 Siemens QFM31… Duct Sensor for Rel. Humidity/Temperature

請來信詢價

  • 德國品牌
  • 高精度(2%RH, 0.3K Temperature)
  • 風管型溫濕度感測器
  • 溫度精度:±0.3 K
  • 溫度感測範圍:0…50 °C,  -35…35 °C,  -40…70 °C
  • 濕度精度:±2 %
  • 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 and temperature
  • Very high measuring accuracy across the entire measuring range
  • Function test
  • Capacitive humidity measurement
  • Range of use -40…+70 °C / 0…100 % r. h.
  • with LCD display -25…+70 °C / 0…100 % r.h.

 

額外資訊

Measurement range humidity

0…100 % R.H.

Measurement accuracy

Humidity at 0…100 % r.h. and 23 °C: ±2 % r.h.,
Temperature, at 23 °C: ±0.3 K,
Temperature, at 15…35 °C: ±0.6 K
Temperature, at -35…+70 °C: ±0.8 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

IP65

Product No.

QFM3100, QFM3101, QFM3160, QFM3160D, QFM3171, QFM3171D