MH-Z19B NDIR Infrared CO2 Sensor Module Applications
MH-Z19B NDIR infrared gas module is widely used in
* HVAC refrigeration
* Indoor air quality monitoring.
* Smart home appliances
* School
* Air cleaner

MH-Z19B NDIR Infrared CO2 Sensor Module Technical parameters
* Main Functions and Features
* High sensitivity, high resolution
* Low power consumption
* Output modes: UART and PWM wave
* Temperament compensation, excellent linear output
* Good stability
* Long lifespan
* Anti-water vapor interference
* No poisoning

MH-Z19B NDIR Infrared CO2 Sensor Module Technical Parameters
* Target Gas: CO2
* Working voltage: 4.5~ 5.5 V DC
* Average current: < 60mA(@5V)
* Peak current: 150mA (@5V)
* Interface level: 3.3 V(Compatible with 5V)
* Preheat time: 3 min
* Response Time: T90 < 120s
* Working temperature: 0 ~ 50 deg C
* Working humidity: 0~ 90% RH (No condensation)