Room Mount Humidity Sensors

Siemens room humidity controls are for use in ventilation and air conditioning plants where high accuracy for measuring relative humidity is required.humidity-control

Features:

  • single output 0..10Vdc or optional 4..20mA for relative humidity
  • second output 0..10Vdc or optional 4..20mA for temperature
  • 24Vac/dc
  • QFA20.. for standard applications
  • QFA31.. for demanding industrial or swimming pool applications

 

QFA2000 room sensor, humidity, 0..95%RH, 24Vac/dc, 0..10Vdc output, IP30 Download Datasheet
QFA2060 room sensor, humidity & temperature, 0..95%RH, 24Vac/dc, 0..10Vdc output, IP30 Download Datasheet
QFA3160 room sensor, humidity & temperature, 0..100%RH, 24Vac/dc, 0..10Vdc analog output, IP65 Download Datasheet
QFA2060D room sensor, humidity & temperature, 0..95%RH, 0..10Vdc output, display, IP30 Download Datasheet
QFA3100 room sensor, humidity, 0..100%RH, 0..10Vdc analog output, IP65 Download Datasheet
QFA3160D room sensor, humidity & temperature, 0..100%RH, 0..10Vdc outputs, display, IP65 Download Datasheet
AQF3100 sensor accessory, sun shield

Duct Mount Humidity Sensors

Siemens duct mount humidity controls are for use in air ducts of ventilation and air conditioning plants for acquiring relative humidity and temperature.

Features:QFM2160

  • single output 0..10Vdc or optional 4..20mA for relative humidity
  • second output 0..10Vdc or optional 4..20mA for temperature
  • 24Vac/dc
  • QFM21.. for standard applications
  • QFM31.. for demanding applications such as swimming pools

 

QFM2100 duct sensor, humidity, 0..95%RH, 24Vac/dc, 0..10Vdc output, IP54 Download Datasheet
QFM2160 duct sensor, humidity & temperature, 0..95%RH, 24Vac/dc, 0..10Vdc output, IP54 Download Datasheet
QFM3160 duct sensor, humidity, 0..100%RH, 24Vac/dc, 0..10Vdc outputs, IP65 Download Datasheet
QFM3100 duct sensor, humidity, 0..100%RH, 0..10Vdc output, high demand Download Datasheet

HumidistatsQFA1000

The Siemens humidistats are used for controlling and monitoring relative humidity in ventilation or air conditioning facilities.

Features:

  • humidity measuring element made of stabilised plastic
  • setpoint for the upper switching point
  • relay output
QFA1000 room hygrostat, 30..90%RH, 230Vac, 5A, concealed setpoint Download Datasheet
QFA1001 room hygrostat, 30..90%RH, 230Vac, 5A, setpoint adjuster Download Datasheet
QFM81.2 hygrostat, duct mount, on-off, mounting flange, setpoint adjuster Download Datasheet
QFM81.21 hygrostat, duct mount, on-off, mounting flange, concealed setpoint Download Datasheet