Channel CO2 sensors

Our maintenance-free duct sensors for determining the CO2 content or air quality are primarily used in ventilation shafts in offices, hotels, conference rooms, apartments, stores, etc. Get a direct overview of our product range.

CO2
Duct CO2 sensor | CO2 sensor

AERASGARD® KCO2-SD-U

1501-3160-1001-600
0...2000 ppm or 0...5000 ppm
Carbon dioxide (CO2)
0 -10 V (fixed setting)
IP 65
$307.31
CO2
Duct CO2 Sensor | CO2 Sensor

AERASGARD® KCO2-SD-U 120mm

1501-3160-1001-601
0...2000 ppm or 0...5000 ppm
Carbon dioxide (CO2)
0 -10 V (fixed setpoint)
IP 65
$338.48
CO2
Duct CO2 Sensor | CO2 Sensor

AERASGARD® KCO2-AW

1501-3140-E301-600
0...2000 ppm or 0...5000 ppm
Carbon dioxide (CO2)
automatic 0 -10 V / 4...20 mA
potential-free changeover contact (24 V / 1 A)
IP 65
$373.39
°C + CO2
Duct sensor for temperature and CO2

AERASGARD® KTM-CO2-SD-U

1501-8112-1001-200
0...2000 ppm / 0...5000 ppm
Temperature, carbon dioxide (CO2)
0 - 10 V
IP 65
$391.67
CO2
Duct CO2 Sensor | CO2 sensor

AERASGARD® KCO2-AW 120mm

1501-3140-E301-601
0...2000 ppm or 0...5000 ppm
Carbon dioxide (CO2)
automatic 0 -10 V / 4...20 mA
potential-free changeover contact (24 V / 1 A)
IP 65
$404.56
CO2
Duct CO2 Sensor | CO2 Sensor

AERASGARD® KCO2-AW LCD

1501-3140-E321-600
0...2000 ppm or 0...5000 ppm
Carbon dioxide (CO2)
automatic 0 -10 V / 4...20 mA
voltage-free changeover contact (24 V / 1 A)
IP 65
$437.85
CO2
Duct CO2 sensor | CO2 sensor

AERASGARD® KCO2-AW LCD 120mm

1501-3140-E321-601
0...2000 ppm or 0...5000 ppm
Carbon dioxide (CO2)
automatically 0 -10 V / 4...20 mA
potential-free changeover contact (24 V / 1 A)
IP 65
$469.02
°C + % RH + CO2
Duct sensors for humidity, temperature and CO2

AERASGARD® KFTM-CO2-W

1501-8116-7301-200
0...2000 ppm / 0...5000 ppm
Temperature, relative humidity, carbon dioxide (CO2)
active (0 -10 V / 4...20 mA), changeover contact
IP 65
$479.00
CO2
Duct sensor

AERASGARD® KCO2-Modbus

1501-8110-6001-200
0...5000 ppm
Carbon dioxide (CO2), atmospheric air pressure
switchable metric / imperial
Modbus RTU
IP 65
$482.09
°C + % RH + CO2
Duct sensors for humidity, temperature, air quality and CO2

AERASGARD® KFTM-CO2-Modbus

1501-8116-6001-200
0...5000 ppm
Temperature, relative humidity, carbon dioxide (CO2), atmospheric air pressure
Modbus RTU
IP 65
$494.53
CO2 + VOC

KLQ-CO2-W

1501-8111-7301-600

$501.28
KLQ-CO2-AW

1501-8111-E301-600

$501.28
°C + % RH + CO2

KFTM-CO2-AW LCD

1501-8116-E371-600

$525.03
KLQ-CO2-Modbus

1501-8111-6001-600

$544.22
CO2
Duct sensor

AERASGARD® KCO2-Modbus LCD

1501-8110-6071-200
0...5000 ppm
Carbon dioxide (CO2), atmospheric air pressure
switchable metric / imperial
Modbus RTU
IP 65
$559.43
CO2 + VOC

KLQ-CO2-W LCD

1501-8111-7371-600

$577.03

We also manufacture individually

Do you have special requirements? As a manufacturer with our own production facilities in Germany, we are also able to produce products outside of the standard range at any time.

Contact us

Secure payment methods

Do you have a question? We are at your disposal:

+49 911 519 470

Mo. - Fr. 7.00am - 5.00pm CEST

e-mail FAQ