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Infrared Carbon Dioxide Gas Detector RHB Series

Infrared Carbon Dioxide Gas Detector RHB SeriesRHB Series

RHB series infrared carbon dioxide alarm detector is used in concentration detection of carbon dioxide and concentration excess alarm. It adopts international advanced NDIR non-dispersed gas analysis technique, CO2  measurement can not be interfered by other gases, it is simple to operate and convenient for carry.

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  • Proprietary infrared gas analysis technology, with high accuracy, high resolution, long life and easy maintenance.
  • High and low alarm settings, two levels of audio and light alarms.
  • Automatic zero calibration with air.
  • Diffusion-type sampling methods.
  • Real-time displaying gas concentration with LED.
  • High-capacity rechargeable lithium battery.
  • Dual-range setting with high concentrations of CO2 gas leak detection and alarm function.
  • Small size, simple operation.


CO2 Sensor CM1106-C
Measurement method NDIR
Range CO2: 0-5000ppm up to 0-20% vol
Warm-up time 30s
Accuracy For range -5000ppm to 0-20000ppm: ±25ppm/±10% of reading
For range 0-1%vol: ±0.1%
For range 1-5%vol: ±(0.05%± 5% of reading)
For range 5-20%vol: ±10% of reading
Response time T90<25s at 20℃
Working voltage DC 3.7V; 1300mAh lithium battery
Signal output LED display, audible-visual alarming
Woking temperature -20~55℃
Dimension 100*68*31.5mm
Stand-by time ≥10 hrs
Lifespan ≥10 years
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