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CO2 Sensor CM1107BN

CO2 Sensor CM1107BN


CM1107BN is a dual beam (single light source, dual channel) NDIR CO2 sensor, based on non-dispersive infrared (NDIR) technology, which can detect CO2 concentration of indoor air. With higher accuracy, superior long term stability, it is widely used for boiler, ventilation system, air purifier, air conditioner, intelligent agriculture, storage and cold-chain, etc
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    ▪ NDIR technology with independent intellectual property

    ▪ Dual beam detection for superior stability and better accuracy

    ▪ Wide range, max up to 12000ppm

    ▪ Long term stability, long life (>10years)

    ▪ Unique matrix calibration technology to ensure accuracy within the operating temperature range

    ▪ Small size and compact structure, easy to install


    Condensing gas boiler

    ▪ IAQ monitor

    ▪ VRV

    ▪ HVAC industry

    ▪ IoT devices

    ▪ Intelligent agriculture

    ▪ Storage and cold-chain


Measurement range 0-12000ppm
Working temperature -10°C ~ 70°C
Working humidity 0-95%RH (non-condensing)
Storage temperature -20°C ~ 75°C
Storage humidity 0-95%RH (non-condensing)
Accuracy 0~10000ppm±(100ppm+5% reading)(@20~60℃)
0~10000ppm±(100ppm+10% reading)(@-10~-20℃,60~70℃)
10000~12000ppm±(100ppm+10% reading)(@-10~70℃)
Sampling frequency 1s
Response time 15s
Power supply DC 3.5V~5.5V
Ripple wave <50mV
Working current <70mA
Dimensions 33x21.7x12.7mm (pin is not included)
Weight 6.3g
Signal output 1、UART_TTL(3.3V) 2、PWM
Life span ≥10 years


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Test Instruction Download

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