
MH-Z19D NDIR CO2 Module
SKU: ENV-01207
NDIR principle, 400-10000ppm optional, UART/PWM output modes.
- Model No.
- MH-Z19D
- Detection gas
- CO2
- Working Voltage
- 5.0+/-0.1V DC
- Average Current
- <40mA (@5V power supply)
- Peak Current
- 125mA (@5V power supply)
- Interface Level
- 3.3V (Compatible with 5V)
- Detection range
- 400~10000ppm (optional)
- Output Signal
- Serial Port (UART) (TTL level 3.3V), PWM
- Preheat Time
- 1 min
- Response Time
- T90 <120s
- Working Temperature
- 0~50C
- Working Humidity
- 0~95% RH (No condensation)
- Storage Temperature
- -20~60C
- Weight
- 5g
- Life Span
- >5 years
- Resolution and accuracy
- 1ppm+/-(50ppm+5% reading value)








