Surface-mounted room sensor | S+S Regeltechnik
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Surface-mounted room CO2 sensors

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

CO2 sensor for schools | CO2 traffic light, RCO2-AS NT ST, 1501-61A0-0686-231
CO2 CO2
AERASGARD® RCO2-AS NT ST
  • 0...3000ppm
  • Carbon dioxide (CO2)
  • power supply, stand
  • IP 30
starting at 248,64 €
details
CO2 sensor for schools | CO2 traffic light, RCO2-AS-UP, 1501-61A0-0686-233
CO2 CO2
AERASGARD® RCO2-AS UPNT
  • 0...3000ppm
  • Carbon dioxide (CO2)
  • Flush-mounted power supply
  • IP 30
starting at 368,61 €
details
CO2 sensor for schools | CO2 traffic light, 1501-61A0-0686-232
CO2 CO2
AERASGARD® RCO2-AS NT
  • 0...3000ppm
  • Carbon dioxide (CO2)
  • power supply
  • IP 30
starting at 252,54 €
details
CO2 sensor for schools | CO2 traffic light, RCO2-AS, 1501-61A0-0686-230
CO2 CO2
AERASGARD® RCO2-AS
  • 0...3000ppm
  • Carbon dioxide (CO2)
  • without power supply
  • IP 30
starting at 247,26 €
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 565,69 €
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 504,61 €
details
Room humidity, temperature and CO2 sensor, RFTM-LQ-CO-Modbus LCD, 1501-61B8-6021-500
CO2 CO2
VOC VOC
Temperature Temperature
Luftfeuchtigkeit Luftfeuchtigkeit
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 595,35 €
details
Room humidity, temperature and CO2 sensor, RFTM-LQ-CO2-Modbus, 1501-61B8-6001-500
CO2 CO2
VOC VOC
Temperature Temperature
Luftfeuchtigkeit Luftfeuchtigkeit
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 534,27 €
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 476,76 €
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 429,85 €
details
Room humidity, temperature and CO2 sensor, 1501-61B6-6521-271
Luftfeuchtigkeit Luftfeuchtigkeit
CO2 CO2
Temperature Temperature
AERASGARD® RFTM-CO2-Modbus P LCD
  • 0...5000 ppm
  • temperature, relative humidity, carbon dioxide (CO2)
  • potentiometer
  • Modbus RTU
  • IP 30
starting at 497,38 €
details
Room humidity, temperature and CO2 sensor, 1501-61B6-6501-271
Luftfeuchtigkeit Luftfeuchtigkeit
CO2 CO2
Temperature Temperature
AERASGARD® RFTM-CO2-Modbus P
  • 0...5000 ppm
  • temperature, relative humidity, carbon dioxide (CO2)
  • potentiometer
  • Modbus RTU
  • IP 30
starting at 436,31 €
details
Room humidity, temperature and CO2 sensor, RFTM-CO2 - Modbus with display, 1501-61B6-6021-200
Luftfeuchtigkeit Luftfeuchtigkeit
CO2 CO2
Temperature Temperature
AERASGARD® RFTM-CO2-Modbus LCD
  • 0...5000 ppm
  • temperature, relative humidity, carbon dioxide (CO2)
  • without potentiometer
  • Modbus RTU
  • IP 30
starting at 455,06 €
details
Room humidity, temperature and CO2 sensor, RFTM-CO2 - Modbus, 1501-61B6-6001-200
Luftfeuchtigkeit Luftfeuchtigkeit
CO2 CO2
Temperature Temperature
AERASGARD® RFTM-CO2-Modbus
  • 0...5000 ppm
  • temperature, relative humidity, carbon dioxide (CO2)
  • without potentiometer
  • Modbus RTU
  • IP 30
starting at 394,27 €
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 281,42 €
details
Room air quality sensor / room CO2 and air quality sensor, RLQ-CO2-W, 1501-61B1-7321-500
CO2 CO2
VOC VOC
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 521,22 €
details
Room air quality sensor / room CO2 and air quality sensor, RLQ-CO2-W, 1501-61B1-7301-500
CO2 CO2
VOC VOC
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 460,14 €
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 550,86 €
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 489,79 €
details
Room CO2 sensor and measuring transducer, RCO2 - W with display (Baldur 2), 1501-61B0-7321-200
CO2 CO2
AERASGARD® RCO2-W LCD
  • 0...2000 ppm / 0...5000 ppm
  • 0-10V / 4..20mA + Changeover contact
  • with display for displaying the actual CO2 content in ppm
  • IP 30
starting at 365,58 €
details
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