INIR-CD5%-CN1 Carbon Dioxide Gas Sensor Digital NDIR Infrared CO2 Sensor
Typical Applications
- Industrial CO₂ detection, confined spaces, mines, cold chain, fermentation tanks
- Portable gas detectors, fixed alarm systems
> Advantages: Infrared-based technology—**immune to sensor poisoning, long lifespan, unaffected by oxygen levels**; not suitable for indoor air quality monitoring at extremely low ppm levels.
Specification:
| Interface | TTL-UART (digital); also includes analog voltage output |
| Operating current | Typical 35 mA |
| Operating temperature | -40°C to +75°C |
| Response time (T90) | Approx. 20–30 s |
| Accuracy | 0–5% FS; maximum error ±0.2% Vol |
