MH-441D Universal Intelligent Infrared Gas Sensor NDIR For Industrial Process And Safety Protection Monitoring
Main Applications:
- HVAC (Heating, Ventilation, and Air Conditioning) and indoor air quality monitoring.
- Industrial process and safety protection monitoring.
- Agricultural and animal husbandry production process monitoring.
Product Characteristics:
- High sensitivity, high resolution, low power consumption, and fast response time.
- Multiple output modes: UART, analog voltage, etc.
- Resistance to water vapor interference, non-toxic, and can directly replace catalytic combustion principle sensors.
- Suitable for use in high-density dust environments.
- Temperature compensation function for excellent linear output.
- Long service life (≥5 years) and IP54 protection level.
| Detected Gas | Methane (CH₄) |
| Operating Voltage | 3.6~5V DC (powered by safety barrier) |
| Average Current | <85mA (peak current <100mA) @5VDC |
| Measurement Range | Selectable within 0~10%Vol |
| Interface Level | 3.0V |
| Output Signals | UART - TTL (3.3V compatible with 5V), 0.4~2V |
| Warm-up Time | 3min |
| Response Time | T₉₀ <30s |
| Operating Temperature | -20~60℃ |
| Operating Humidity | 0~95%RH (non-condensing) |
| Dimensions | Φ20×22.4mm |
| Weight | 35g |
| Service Life | >5 years |
