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Duct VOC Sensors

Our maintenance-free AERASGARD® duct sensors for determining air quality (VOC) are primarily used on ventilation and air ducts in offices, hotels, meeting rooms, apartments, stores, etc. Get an overview of our product range directly.

Duct humidity, temperature, air quality and CO2 sensor, KFTM-LQ-CO2-W LCD, 1501-8118-7371-500
Temperature Temperature
CO2 CO2
Luftfeuchtigkeit Luftfeuchtigkeit
VOC VOC
AERASGARD® KFTM-LQ-CO2-W LCD
  • 0...2000 ppm / 0...5000 ppm
    0...100 % Air quality - VOC sensitivities (low/medium/high)
  • temperature, relative humidity,
    air quality (VOC), carbon dioxide (CO2)
  • active (0 -10 V / 4...20 mA), Changeover contact
  • IP65
starting at 542,65 €
details
Duct humidity, temperature, air quality and CO2 sensor, KFTM-LQ-CO2-W, 1501-8118-7301-500
Temperature Temperature
CO2 CO2
Luftfeuchtigkeit Luftfeuchtigkeit
VOC VOC
AERASGARD® KFTM-LQ-CO2-W
  • 0...2000 ppm / 0...5000 ppm
    0...100 % Air quality - VOC sensitivities (low/medium/high)
  • temperature, relative humidity,
    air quality (VOC), carbon dioxide (CO2)
  • active (0 -10 V / 4...20 mA), Changeover contact
  • IP65
starting at 481,88 €
details
Duct humidity, temperature and CO2 sensor, KFTM-LQ-CO2-Modbus LCD, 1501-8118-6071-500
CO2 CO2
Temperature Temperature
Luftfeuchtigkeit Luftfeuchtigkeit
VOC VOC
AERASGARD® KFTM-LQ-CO2-Modbus LCD
  • 0...5000 ppm
    0...100 % Air quality - VOC sensitivities (low/medium/high)
  • temperature, relative humidity,
    air quality (VOC), carbon dioxide (CO2),
    atmospheric pressure
  • Modbus RTU
  • IP65
starting at 609,62 €
details
Duct humidity, temperature and CO2 sensor, KFTM-LQ-CO2-Modbus, 1501-8118-6001-500
CO2 CO2
Temperature Temperature
Luftfeuchtigkeit Luftfeuchtigkeit
VOC VOC
AERASGARD® KFTM-LQ-CO2-Modbus
  • 0...5000 ppm
    0...100 % Air quality - VOC sensitivities (low/medium/high)
  • temperature, relative humidity,
    air quality (VOC), carbon dioxide (CO2),
    atmospheric pressure
  • Modbus RTU
  • IP65
starting at 518,71 €
details
Duct humidity, temperature, air quality and CO2 sensor, KFTM-CO2-W with display, 1501-8116-7371-200
Temperature Temperature
CO2 CO2
Luftfeuchtigkeit Luftfeuchtigkeit
VOC VOC
AERASGARD® KFTM-CO2-W LCD
  • 0...2000 ppm / 0...5000 ppm
  • temperature, relative humidity, carbon dioxide (CO2)
  • active (0 -10 V / 4...20 mA), changeover contact
  • IP65
starting at 421,12 €
details
Duct humidity, temperature, air quality and CO2 sensor, KFTM-CO2-W, 1501-8116-7301-200
Temperature Temperature
CO2 CO2
Luftfeuchtigkeit Luftfeuchtigkeit
VOC VOC
AERASGARD® KFTM-CO2-W
  • 0...2000 ppm / 0...5000 ppm
  • temperature, relative humidity, carbon dioxide (CO2)
  • active (0 -10 V / 4...20 mA), changeover contact
  • IP65
starting at 384,18 €
details
Duct humidity, temperature and CO2 sensor, KFTM-CO2 - Modbus with display, 1501-8116-6071-200
CO2 CO2
Temperature Temperature
Luftfeuchtigkeit Luftfeuchtigkeit
VOC VOC
AERASGARD® KFTM-CO2-Modbus LCD
  • 0...5000 ppm
  • Temperature, relative humidity, carbon dioxide (CO2), atmospheric pressure
  • Modbus RTU
  • IP65
starting at 483,83 €
details
Duct humidity, temperature and CO2 sensor, KFTM-CO2 - Modbus, 1501-8116-6001-200
CO2 CO2
Temperature Temperature
Luftfeuchtigkeit Luftfeuchtigkeit
VOC VOC
AERASGARD® KFTM-CO2-Modbus
  • 0...5000 ppm
  • Temperature, relative humidity, carbon dioxide (CO2), atmospheric pressure
  • Modbus RTU
  • IP65
starting at 396,64 €
details
Duct humidity, temperature, air quality and CO2 sensor
Temperature Temperature
CO2 CO2
Luftfeuchtigkeit Luftfeuchtigkeit
VOC VOC
AERASGARD® KTM-CO2-SD-U
  • 0...2000 ppm / 0...5000 ppm
  • temperature, carbon dioxide (CO2)
  • 0 - 10 V
  • IP65
starting at 314,14 €
details
VOC VOC
CO2 CO2
AERASGARD® KLQ-CO2-W LCD
  • 0...100 % Air quality - VOC sensitivities (low/medium/high)
    0...2000 ppm / 0...5000 ppm
  • Air quality (VOC), carbon dioxide (CO2)
  • active (0 -10 V / 4...20 mA), changeover contact
  • IP65
starting at 462,83 €
details
VOC VOC
CO2 CO2
AERASGARD® KLQ-CO2-W
  • 0...100 % Air quality - VOC sensitivities (low/medium/high)
    0...2000 ppm / 0...5000 ppm
  • Air quality (VOC), carbon dioxide (CO2)
  • active (0 -10 V / 4...20 mA), changeover contact
  • IP65
starting at 402,07 €
details
Duct air quality (VOC) and CO2 sensor, 1501-8111-6071-500
VOC VOC
CO2 CO2
AERASGARD® KLQ-CO2-Modbus LCD
  • 0...100 % Air quality - VOC sensitivities (low/medium/high)
    0...5000 ppm
  • Air quality (VOC), carbon dioxide (CO2), atmospheric pressure
  • Modbus RTU
  • IP65
starting at 509,98 €
details
Duct air quality (VOC) and CO2 sensor, 1501-8111-6001-500
VOC VOC
CO2 CO2
AERASGARD® KLQ-CO2-Modbus
  • 0...100 % Air quality - VOC sensitivities (low/medium/high)
    0...5000 ppm
  • Air quality (VOC), carbon dioxide (CO2), atmospheric pressure
  • Modbus RTU
  • IP65
starting at 436,50 €
details
VOC VOC
AERASGARD® KLQ-SD-U
  • 0...100 % Air quality - VOC sensitivities (low/medium/high)
  • Air quality (VOC)
  • 0 - 10 V
  • IP65
starting at 218,89 €
details
VOC VOC
AERASGARD® KLQ-W
  • 0...100 % Air quality - VOC sensitivities (low/medium/high)
  • Air quality (VOC)
  • active (0 -10 V / 4...20 mA), changeover contact
  • IP65
starting at 228,48 €
details