CO2 Transmitter & measuring devices | S+S Regeltechnik
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CO2 Transmitter & measuring devices

Our AERASGARD® air quality sensors offer CO2 measurement ranges of up to 5000 ppm for reliable and sustainable CO2 monitoring and control of work and living spaces, break rooms, cinemas, schools, etc. The sensors are available as tabletop, room, outdoor, duct, flush-mounted and pendant units.

Room sensors
In-Wall sensors
Pendulum sensors, probe sensors
Outdoor sensors
Duct sensors
on-wall sensors for humidity, temperature and CO2 content, AFTM-LQ-CO2-W LCD, 1501-7118-7371-500
Temperature Temperature
Luftfeuchtigkeit Luftfeuchtigkeit
CO2 CO2
VOC VOC
AERASGARD® AFTM-LQ-CO2-W LCD
  • 0...2000 ppm / 0...5000 ppm
  • temperature, relative humidity,
    air quality (VOC), carbon dioxide (CO2)
  • active (0 -10 V / 4...20 mA), changeover contact
  • IP65
starting at 864,44 €
details
on-wall sensors for humidity, temperature and CO2 content, AFTM-LQ-CO2-W, 1501-7118-7301-500
Temperature Temperature
Luftfeuchtigkeit Luftfeuchtigkeit
CO2 CO2
VOC VOC
AERASGARD® AFTM-LQ-CO2-W
  • 0...2000 ppm / 0...5000 ppm
  • temperature, relative humidity,
    air quality (VOC), carbon dioxide (CO2)
  • active (0 -10 V / 4...20 mA), changeover contact
  • IP65
starting at 722,16 €
details
on-wall sensors for humidity, temperature and CO2 content, AFTM-CO2-W display, 1501-7116-7371-200
Temperature Temperature
Luftfeuchtigkeit Luftfeuchtigkeit
CO2 CO2
VOC VOC
AERASGARD® AFTM-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 661,75 €
details
on-wall sensors for humidity, temperature and CO2 content, AFTM-CO2-W, 1501-7116-7301-200
Temperature Temperature
Luftfeuchtigkeit Luftfeuchtigkeit
CO2 CO2
VOC VOC
AERASGARD® AFTM-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 551,46 €
details
Multifunctional on-wall sensors and measuring transducers, for CO2 content and air quality (VOC), ALQ-CO2-W LCD, 1501-7111-7371-500
CO2 CO2
VOC VOC
AERASGARD® ALQ-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 648,24 €
details
Multifunctional on-wall sensors and measuring transducers, for CO2 content and air quality (VOC), ALQ-CO2-W, 1501-7111-7301-500
CO2 CO2
VOC VOC
AERASGARD® ALQ-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 574,19 €
details
Room humidity, temperature and CO2 sensor or measuring transducer, 1501-9226-6501-282
CO2 CO2
Temperature Temperature
Luftfeuchtigkeit Luftfeuchtigkeit
AERASGARD® FSFTM-CO2-Modbus P
  • 0...5000 ppm
  • temperature, relative humidity, carbon dioxide (CO2)
  • potentiometer
  • Modbus RTU
  • IP 20
starting at 566,75 €
details
Room humidity, temperature and CO2 sensor or measuring transducer, 1501-9226-6001-162
CO2 CO2
Temperature Temperature
Luftfeuchtigkeit Luftfeuchtigkeit
AERASGARD® FSFTM-CO2-Modbus
  • 0...5000 ppm
  • temperature, relative humidity, carbon dioxide (CO2)
  • without potentiometer
  • Modbus RTU
  • IP 20
starting at 459,21 €
details
Room CO2 and temperature sensor or measuring transducer, D501-9120-0000-000
CO2 CO2
Temperature Temperature
Luftfeuchtigkeit Luftfeuchtigkeit
AERASGARD® FSTM-CO2-U
  • 0...2000 ppm
  • temperature, carbon dioxide (CO2)
  • 0-10V
  • IP 20
starting at 419,97 €
details
Room CO2 and temperature sensor or measuring transducer, D501-9120-0000-000
CO2 CO2
Temperature Temperature
Luftfeuchtigkeit Luftfeuchtigkeit
AERASGARD® FSCO2-U
  • 0...2000 ppm
  • Carbon dioxide (CO2)
  • 0-10V
  • IP 20
starting at 414,17 €
details
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 645,75 €
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 573,44 €
details
Duct humidity, temperature and CO2 sensor, KFTM-LQ-CO2-Modbus LCD, 1501-8118-6071-500
Temperature Temperature
Luftfeuchtigkeit Luftfeuchtigkeit
CO2 CO2
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 725,45 €
details
Duct humidity, temperature and CO2 sensor, KFTM-LQ-CO2-Modbus, 1501-8118-6001-500
Temperature Temperature
Luftfeuchtigkeit Luftfeuchtigkeit
CO2 CO2
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 617,26 €
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 501,13 €
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 457,17 €
details
Duct humidity, temperature and CO2 sensor, KFTM-CO2 - Modbus with display, 1501-8116-6071-200
Temperature Temperature
Luftfeuchtigkeit Luftfeuchtigkeit
CO2 CO2
VOC VOC
AERASGARD® KFTM-CO2-Modbus LCD
  • 0...5000 ppm
  • Temperature, relative humidity, carbon dioxide (CO2), atmospheric pressure
  • Modbus RTU
  • IP65
starting at 575,76 €
details
Duct humidity, temperature and CO2 sensor, KFTM-CO2 - Modbus, 1501-8116-6001-200
Temperature Temperature
Luftfeuchtigkeit Luftfeuchtigkeit
CO2 CO2
VOC VOC
AERASGARD® KFTM-CO2-Modbus
  • 0...5000 ppm
  • Temperature, relative humidity, carbon dioxide (CO2), atmospheric pressure
  • Modbus RTU
  • IP65
starting at 472,00 €
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 373,83 €
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 550,77 €
details
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