CO2 transmitters

Our AERASGARD® CO2 transmitter for measuring up to 5000 ppm reliably. Used for sustainable CO2 monitoring and to control work and living spaces, break rooms, cinemas, schools, etc. All of our sensors are available as room, outdoor, duct, flush-mounted and pendulum versions.

In-Wall sensors

Pendulum sensors, probe sensors

Outdoor sensors

CO2, Carbon Dioxide Sensors, Carbon Dioxide Transmitters

Multifunctional on-wall sensors and measuring transducers, for CO2 content and air quality (VOC), ALQ-CO2-W, 1501-7111-7301-500

VOC

CO2

AERASGARD® ALQ-CO2-W

1501-7111-7301-500

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

from $ 1,701.14

Multifunctional on-wall sensors and measuring transducers, for CO2 content and air quality (VOC), ALQ-CO2-Modbus LCD, 1501-7111-6071-500

VOC

CO2

AERASGARD® ALQ-CO2-Modbus LCD

1501-7111-6071-500

0...100 % Air quality - VOC sensitivities (low/medium/high)
0...5000 ppm
Air quality (VOC), carbon dioxide (CO2), atmospheric pressure
Modbus RTU
IP65

from $ 2,149.26

Multifunctional on-wall sensors and measuring transducers, for CO2 content and air quality (VOC), ALQ-CO2-Modbus, 1501-7111-6001-500

VOC

CO2

AERASGARD® ALQ-CO2-Modbus

1501-7111-6001-500

0...100 % Air quality - VOC sensitivities (low/medium/high)
0...5000 ppm
Air quality (VOC), carbon dioxide (CO2), atmospheric pressure
Modbus RTU
IP65

from $ 1,837.55

Multifunctional on-wall sensors and measuring transducers, for humidity, temperature, CO2 content and air quality (VOC), 1501-7110-1001-200

CO2

AERASGARD® ACO2-SD-U

1501-7110-1001-200

0...2000 ppm / 0...5000 ppm
Carbon dioxide (CO2)
0 - 10 V
IP65

Room humidity, temperature, air quality and CO2 sensor, RFTM-LQ-CO2-W LCD, 1501-61B8-7321-500

Temperature

CO2

Luftfeuchtigkeit

VOC

AERASGARD® RFTM-LQ-CO2-W LCD

1501-61B8-7321-500

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

from $ 1,675.95

Room humidity, temperature, air quality and CO2 sensor, RFTM-LQ-CO2-W, 1501-61B8-7301-500

Temperature

CO2

Luftfeuchtigkeit

VOC

AERASGARD® RFTM-LQ-CO2-W

1501-61B8-7301-500

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

from $ 1,494.99

Room humidity, temperature, air quality and CO2 sensor, RFTM-CO2-W with display, 1501-61B6-7321-200

Temperature

CO2

Luftfeuchtigkeit

VOC

AERASGARD® RFTM-CO2-W LCD

1501-61B6-7321-200

0...2000 ppm / 0...5000 ppm
temperature, relative humidity, carbon dioxide (CO2)
active (0 -10 V / 4...20 mA), Changeover contact
IP 30

from $ 1,412.51

Room humidity, temperature, air quality and CO2 sensor, RFTM-CO2-W, 1501-61B6-7301-200

Temperature

CO2

Luftfeuchtigkeit

VOC

AERASGARD® RFTM-CO2-W

1501-61B6-7301-200

0...2000 ppm / 0...5000 ppm
temperature, relative humidity, carbon dioxide (CO2)
active (0 -10 V / 4...20 mA), Changeover contact
IP 30

from $ 1,273.52

Room humidity, temperature, air quality and CO2 sensor

Temperature

CO2

Luftfeuchtigkeit

VOC

AERASGARD® RTM-CO2-SD-U

1501-61B2-1001-200

0...2000 ppm
temperature, carbon dioxide (CO2)
0 - 10 V
IP 30

VOC

CO2

AERASGARD® RLQ-CO2-W LCD

1501-61B1-7321-500

0...2000 ppm / 0...5000 ppm
0...100 % Air quality - VOC sensitivities (low/medium/high)
Air quality (VOC), carbon dioxide (CO2)
0-10V / 4..20mA + Changeover contact
IP 30

from $ 1,544.21

VOC

CO2

AERASGARD® RLQ-CO2-W

1501-61B1-7301-500

0...2000 ppm / 0...5000 ppm
0...100 % Air quality - VOC sensitivities (low/medium/high)
Air quality (VOC), carbon dioxide (CO2)
0-10V / 4..20mA + Changeover contact
IP 30

from $ 1,363.25

Room air quality sensor / room CO2 and air quality sensor, RLQ-CO2 - Modbus mit Display, 1501-61B1-6021-500

VOC

CO2

AERASGARD® RLQ-CO2-Modbus LCD

1501-61B1-6021-500

0...100 % Air quality - VOC sensitivities (low/medium/high)
0...5000 ppm
Air quality (VOC), carbon dioxide (CO2)
Modbus RTU
IP 30

from $ 1,632.05

Room air quality sensor / room CO2 and air quality sensor, RLQ-CO2 - Modbus, 1501-61B1-6001-500

VOC

CO2

AERASGARD® RLQ-CO2-Modbus

1501-61B1-6001-500

0...100 % Air quality - VOC sensitivities (low/medium/high)
0...5000 ppm
Air quality (VOC), carbon dioxide (CO2)
Modbus RTU
IP 30

from $ 1,451.09

Room CO2 sensor and measuring transducer, RCO2 - W - A with LEDs (Baldur 1), 1501-61A0-7331-200

CO2

AERASGARD® RCO2-W-A

1501-61A0-7331-200

0...2000 ppm / 0...5000 ppm
Carbon dioxide (CO2)
0-10V / 4..20mA, 1 changeover contact (24 V)
with traffic light indicator (five coloured LEDs) for displaying the air quality.
IP 30

from $ 1,060.26

Room CO2 sensor and measuring transducer, 1501-61A0-1001-200

CO2

AERASGARD® RCO2-SD-U

1501-61A0-1001-200

0...2000 ppm
Carbon dioxide (CO2)
0-10V
Without display
IP 30

Duct CO2 sensor, 1501-3160-1001-200

CO2

AERASGARD® KCO2-SD-U

1501-3160-1001-200

0...2000 ppm / 0...5000 ppm
Carbon dioxide (CO2)
0 - 10 V
IP65

Duct CO2 sensor, KCO2 - TYR1 (with display), 1501-3140-7321-200

CO2

AERASGARD® KCO2-W LCD

1501-3140-7321-200

0...2000 ppm / 0...5000 ppm
Carbon dioxide (CO2)
active (0 -10 V / 4...20 mA), Changeover contact
IP65

from $ 1,238.13

Duct CO2 sensor, KCO2 - TYR1, 1501-3140-7301-200

CO2

AERASGARD® KCO2-W

1501-3140-7301-200

0...2000 ppm / 0...5000 ppm
Carbon dioxide (CO2)
active (0 -10 V / 4...20 mA), Changeover contact
IP65

from $ 1,055.88

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