Room sensors
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Room VOC sensors

Our AERASGARD® air quality sensors reliably measure indoor air quality (VOC). Many devices also record CO2 concentration, humidity and temperature. This allows the entire indoor climate to be effectively monitored and controlled. Get an overview of our product range directly.

VOC VOC
AERASGARD® RLQ-W-A
  • 0...100 % Air quality - VOC sensitivities (low/medium/high)
  • Air quality (VOC)
  • active (0 -10 V / 4...20 mA), Changeover contact
  • IP 30
starting at 212,28 €
details
VOC VOC
AERASGARD® RLQ-W
  • 0...100 % Air quality - VOC sensitivities (low/medium/high)
  • Air quality (VOC)
  • active (0 -10 V / 4...20 mA), Changeover contact
  • IP 30
starting at 186,06 €
details
VOC VOC
AERASGARD® RLQ-SD-U
  • 0...100 % Air quality - VOC sensitivities (low/medium/high)
  • Air quality (VOC)
  • 0 - 10 V
  • IP 30
starting at 177,52 €
details
Room humidity, temperature, air quality and CO2 sensor, RFTM-LQ-CO2-W LCD, 1501-61B8-7321-500
Temperature Temperature
CO2 CO2
Luftfeuchtigkeit Luftfeuchtigkeit
VOC VOC
AERASGARD® RFTM-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
  • IP 30
starting at 475,37 €
details
Room humidity, temperature, air quality and CO2 sensor, RFTM-LQ-CO2-W, 1501-61B8-7301-500
Temperature Temperature
CO2 CO2
Luftfeuchtigkeit Luftfeuchtigkeit
VOC VOC
AERASGARD® RFTM-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
  • IP 30
starting at 424,04 €
details
Room humidity, temperature and CO2 sensor, RFTM-LQ-CO-Modbus LCD, 1501-61B8-6021-500
Temperature Temperature
Luftfeuchtigkeit Luftfeuchtigkeit
CO2 CO2
VOC VOC
AERASGARD® RFTM-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)
  • Modbus RTU
  • IP 30
starting at 500,29 €
details
Room humidity, temperature and CO2 sensor, RFTM-LQ-CO2-Modbus, 1501-61B8-6001-500
Temperature Temperature
Luftfeuchtigkeit Luftfeuchtigkeit
CO2 CO2
VOC VOC
AERASGARD® RFTM-LQ-CO2-Modbus
  • 0...5000 ppm
    0...100 % Air quality - VOC sensitivities (low/medium/high)
  • temperature, relative humidity,
    air quality (VOC), carbon dioxide (CO2)
  • Modbus RTU
  • IP 30
starting at 448,97 €
details
Room humidity, temperature, air quality and CO2 sensor, RFTM-CO2-W with display, 1501-61B6-7321-200
Temperature Temperature
CO2 CO2
Luftfeuchtigkeit Luftfeuchtigkeit
VOC VOC
AERASGARD® RFTM-CO2-W LCD
  • 0...2000 ppm / 0...5000 ppm
  • temperature, relative humidity, carbon dioxide (CO2)
  • active (0 -10 V / 4...20 mA), Changeover contact
  • IP 30
starting at 400,64 €
details
Room humidity, temperature, air quality and CO2 sensor, RFTM-CO2-W, 1501-61B6-7301-200
Temperature Temperature
CO2 CO2
Luftfeuchtigkeit Luftfeuchtigkeit
VOC VOC
AERASGARD® RFTM-CO2-W
  • 0...2000 ppm / 0...5000 ppm
  • temperature, relative humidity, carbon dioxide (CO2)
  • active (0 -10 V / 4...20 mA), Changeover contact
  • IP 30
starting at 361,22 €
details
Room humidity, temperature, air quality and CO2 sensor
Temperature Temperature
CO2 CO2
Luftfeuchtigkeit Luftfeuchtigkeit
VOC VOC
AERASGARD® RTM-CO2-SD-U
  • 0...2000 ppm
  • temperature, carbon dioxide (CO2)
  • 0 - 10 V
  • IP 30
starting at 236,49 €
details
Room air quality sensor / room CO2 and air quality sensor, RLQ-CO2-W, 1501-61B1-7321-500
VOC VOC
CO2 CO2
AERASGARD® RLQ-CO2-W LCD
  • 0...2000 ppm / 0...5000 ppm
    0...100 % Air quality - VOC sensitivities (low/medium/high)
  • Air quality (VOC), carbon dioxide (CO2)
  • active (0 -10 V / 4...20 mA), Changeover contact
  • IP 30
starting at 438,00 €
details
Room air quality sensor / room CO2 and air quality sensor, RLQ-CO2-W, 1501-61B1-7301-500
VOC VOC
CO2 CO2
AERASGARD® RLQ-CO2-W
  • 0...2000 ppm / 0...5000 ppm
    0...100 % Air quality - VOC sensitivities (low/medium/high)
  • Air quality (VOC), carbon dioxide (CO2)
  • active (0 -10 V / 4...20 mA), Changeover contact
  • IP 30
starting at 386,67 €
details
Room air quality sensor / room CO2 and air quality sensor, RLQ-CO2 - Modbus mit Display, 1501-61B1-6021-500
VOC VOC
CO2 CO2
AERASGARD® RLQ-CO2-Modbus LCD
  • 0...100 % Air quality - VOC sensitivities (low/medium/high)
    0...5000 ppm
  • Air quality (VOC), carbon dioxide (CO2)
  • Modbus RTU
  • IP 30
starting at 462,91 €
details
Room air quality sensor / room CO2 and air quality sensor, RLQ-CO2 - Modbus, 1501-61B1-6001-500
VOC VOC
CO2 CO2
AERASGARD® RLQ-CO2-Modbus
  • 0...100 % Air quality - VOC sensitivities (low/medium/high)
    0...5000 ppm
  • Air quality (VOC), carbon dioxide (CO2)
  • Modbus RTU
  • IP 30
starting at 411,59 €
details
Luftfeuchtigkeit Luftfeuchtigkeit
Fine dust particulate Fine dust particulate
VOC VOC
CO2 CO2
Temperature Temperature
AERASGARD® RFTM-PS-LQ-CO2 Modbus LCD
  • 0...50 / 0...100 / 0...300 / 0...500 μg/m³
    0...100 % Air quality - VOC sensitivities (low/medium/high)
    0...5000 ppm
  • Temperature, relative humidity,
    air quality (VOC), particulate matter (PM), carbon dioxide (CO2)
  • switchable metric / imperial
  • Modbus RTU
  • IP 30
starting at 631,34 €
details
Luftfeuchtigkeit Luftfeuchtigkeit
Fine dust particulate Fine dust particulate
VOC VOC
CO2 CO2
Temperature Temperature
AERASGARD® RFTM-PS-LQ-CO2 Modbus
  • 0...50 / 0...100 / 0...300 / 0...500 μg/m³
    0...100 % Air quality - VOC sensitivities (low/medium/high)
    0...5000 ppm
  • Temperature, relative humidity,
    air quality (VOC), particulate matter (PM), carbon dioxide (CO2)
  • switchable metric / imperial
  • Modbus RTU
  • IP 30
starting at 580,02 €
details