MH-Z19B/MH-Z19C infrared co2 sensor for co2 monitor carbon dioxide sensor

MH-Z19 Infrared CO2 Sensor for CO2 Monitor Applications It is widely used in HVAC refrigeration and indoor air quality monitoring. Note: Please tell us the measurement range you need in the remarks. If no remark, we will ship 0 ~ 5000ppm by default. Please check the optional measuring range: Target gas | Formula | Measuring range Accuracy | Note Carbon dioxide (CO2) | CO2 | 0 ~ 2000 ppm ± (50ppm + 5% Reading value) | Temperature compensation | | 0 ~ 5000 ppm | Temperature compensation Main technical parameters Product model: MH-Z19 Target gas: CO2 Working voltage: DC 3.6 ~ 5.5V Average current: <18 mA Interface level: 3.3V Measuring range: VOL optional 0 ~ 0.5% Output signal: UART PWM Warm-up time: 3 min Response time: T90 <60 s Operating temperature: 0 ~ 50 ° C Working humidity: 0 ~ 95% RH (no condensation) Dimension: 33mm × 20mm × 9mm (L × W × H) Weight: 21g Lifespan:> 5 years Main functions and characteristics High sensitivity, high resolution Low energy consumption Output modes: UART and PWM wave Temperature compensation, excellent linear output Good stability · Long life expectancy Anti-water vapor interference No poisoning