MH-Z19B Infrared CO2 Sensor PWM Module


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Product Model: MH-Z19B
Target Gas: CO2
Working voltage: 3.6 ~ 5.5 V DC
Average current: < 18 mA
Interface level: 3.3 V
Measuring range: 0 ~ 0.5% VOL optional
Output signal: UART or PWM
Preheat time: 3 min
Response Time: T90 < 60 s
Working temperature: 0 ~ 50°C
Working humidity: 0 ~ 95% RH (No condensation)
High sensitivity, high resolution
Low power consumption
Output modes: UART and PWM wave
Temperature compensation, excellent linear output
Good stability
Long lifespan
Anti-water vapor interference
Package Includes:
1 X MH-Z19B NDIR CO2 Sensor

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