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VOC sensors
A ventilation system equipped with VOC sensors can optimize indoor air quality while minimizing energy consumption. Our AERASGARD® VOC sensors detect indoor air pollution from contaminated gases such as cigarette smoke, breathing, paints, cleaning agents, office supplies, bodily functions, etc.

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AERASGARD® RLQ-SD-U
1501-61C0-1001-500
- 0...100 % air quality - VOC sensitivities (low/medium/high)
- Air quality (VOC)
- 0 - 10 V
- IP 30
$208.62
$248.14
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AERASGARD® RLQ-W
1501-61C0-7301-500
- 0...100 % air quality - VOC sensitivities (low/medium/high)
- Air quality (VOC)
- 0-10V / 4..20mA + changeover contact
- IP 30
$218.66
$260.08
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AERASGARD® RLQ-W-A
1501-61C0-7331-500
- 0...100 % air quality - VOC sensitivities (low/medium/high)
- Air quality (VOC)
- 0-10V / 4..20mA + changeover contact
- IP 30
$249.47
$296.78
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AERASGARD® KLQ-SD-U
1501-3170-1001-500
- 0...100 % air quality - VOC sensitivities (low/medium/high)
- Air quality (VOC)
- 0 - 10 V
- IP 65
$257.24
$306.07
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AERASGARD® KLQ-W
1501-3150-7301-500
- 0...100 % air quality - VOC sensitivities (low/medium/high)
- Air quality (VOC)
- active (0 -10 V / 4...20 mA), changeover contact
- IP 65
$268.51
$319.43
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AERASGARD® RLQ-W VA
1501-61C0-7301-505
- 0...100 % air quality - VOC sensitivities (low/medium/high)
- Air quality (VOC)
- active (0 -10 V / 4...20 mA), changeover contact
- IP 30
$349.67
$415.98
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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
$454.42
$540.68
- 0...2000 ppm / 0...5000 ppm
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AERASGARD® KLQ-CO2-W
1501-8111-7301-500
- 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
- IP 65
$472.51
$562.19
- 0...100 % air quality - VOC sensitivities (low/medium/high)
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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
$483.70
$575.47
- 0...100 % air quality - VOC sensitivities (low/medium/high)
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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
$498.33
$592.95
- 0...2000 ppm / 0...5000 ppm
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AERASGARD® KLQ-CO2-Modbus
1501-8111-6001-500
- 0...100 % air quality - VOC sensitivities (low/medium/high)
0...5000 ppm - Air quality (VOC), carbon dioxide (CO2), atmospheric air pressure
- Modbus RTU
- IP 65
$512.97
$610.25
- 0...100 % air quality - VOC sensitivities (low/medium/high)
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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
$514.74
$612.40
- 0...2000 ppm / 0...5000 ppm
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AERASGARD® KLQ-CO2-W LCD
1501-8111-7371-500
- 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
- IP 65
$543.91
$647.08
- 0...100 % air quality - VOC sensitivities (low/medium/high)
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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
$544.02
$647.38
- 0...100 % air quality - VOC sensitivities (low/medium/high)
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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
$558.65
$664.67
- 0...2000 ppm / 0...5000 ppm
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AERASGARD® KFTM-LQ-CO2-W
1501-8118-7301-500
- 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 65
$566.31
$673.85
- 0...2000 ppm / 0...5000 ppm
We also manufacture individually
Do you have special requirements?As a manufacturer with our own production facilities in Germany, we are always in a position to produce products outside the standard range.
Contact us
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Mo. - Fr. 7.00am - 5.00pm CEST