Feature

●MH-Z19B use non-dispersive infrared (NDIR) principle to detect CO2 in air, with high sensitivity, low power consumption and excellent stability.
●MH-Z19B use non-dispersive infrared (NDIR) principle to detect CO2 in air, with high sensitivity, low power consumption and excellent stability.
●The air chamber is gold-plated, waterproof and anti-corrosion, and has a long service life.
●Built-in temperature compensation, with serial UART TTL output and PWM output, easy to use
●Suitable for HVAC equipment, air quality monitoring equipment, fresh air system, air purification equipment, smart home, school air detection equipment


Description

MH-Z19B MH-Z19B

MH-Z19B Infrared Carbon Dioxide Sensor Air Quality Monitoring CO2 Concentration Detection Module 4.5～5.5VDC 0-10000ppm with Terminals Cable

  • MH-Z19B use non-dispersive infrared (NDIR) principle to detect CO2 in air, with high sensitivity, low power consumption and excellent stability.
  • The air chamber is gold-plated, waterproof and anti-corrosion, and has a long service life.
  • Built-in temperature compensation, with serial UART TTL output and PWM output, easy to use
  • Suitable for HVAC equipment, air quality monitoring equipment, fresh air system, air purification equipment, smart home, school air detection equipment

MH-Z19B Infrared Carbon Dioxide Sensor Air Quality Gas Sensor module

MH-Z19BMH-Z19B

Product description:

MH-Z19B carbon dioxide gas sensor is a general intelligent small sensor. It uses non-dispersive infrared (NDIR) principle to detect CO2 in the air. It has the characteristics of good selectivity, no oxygen dependence, and long life. Built-in temperature compensation; At the same time, it has serial port output and PWM output, which is convenient to use. The sensor is a high-performance sensor that combines mature infrared absorption gas detection technology with precision optical path design and sophisticated circuit design. Sensor features: The air chamber is gold-plated, waterproof and anti-corrosion High sensitivity, low power consumption Excellent stability Temperature compensation, excellent linear output Provide output modes such as serial port (UART) and PWM waveform Long service life Anti-water vapor interference, no poisoning Main applications: HVAC equipment, air quality monitoring equipment, fresh air system, air purification equipment, smart home Product model: MH-Z19B Detection gas: carbon dioxide Power supply voltage: 4.5~5.5V DC Average current:<20mA(@ 5V power supply) Peak current: 150 mA(@ 5V power supply) Interface level: 3.3V (compatible with 5V) Measurement range: 0 ~ 5000ppm Output signal: serial port (UART)(TTL level 3.3V) PWM Preheating time: 3mins Response time: T90 <120s Operating temperature:-10 ℃ ~ 50 ℃ Working humidity: 0 ~ 95% RH (no condensation)

Product information