It is developed by the tight integration of mature infrared absorbing gas detection technology, precision optical circuit design, and superior circuit design.
Applications
HVAC refrigeration, Air cleaner device, Indoor air quality monitoring, Smart home, Ventilation system
Features
Chamber is Gold-plated
High sensitivity, low power consumption
Good stability
Temperature compensation, excellent linear output
Multiple output modes: UART, PWM
Long lifespan
Anti-water vapor interference, anti-poisoning
Specification
| Model No. | MH-Z19C |
| Detection Gas | CO2 |
| Working voltage | 5.0±0.1V DC |
| Average current | <40mA (@5V power supply) |
| Peak Current | 125mA (@5V power supply) |
| Interface Level | 3.3 V (Compatible with 5V) |
| Detection Range | 400~5000ppm(optional) |
| Output Signal | UART (TTL level 3.3V), PWM |
| Preheat Time | 1 min |
| Response Time | T90 < 120 s |
| Length (mm) | 33 |
| Width (mm) | 19.7 |
| Height (mm) | 8.5 |
| Weight (gm) | 5 |
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