Add to Cart
Miniature Infrared Carbon Dioxide Sensor KGD-SRH-200
Product Introduction
The KGD-SRH-200 series of miniature infrared carbon dioxide sensors is a miniature gas sensor used for real-time measurement of gas concentration changes. It employs the Non-Dispersive Infrared (NDIR) detection technology and has remarkable characteristics and advantages such as a good signal-to-noise ratio, strong selectivity, immunity to cross-gas interference, high precision, excellent long-term stability, and a long lifespan. The sensor features a digital serial port output function, meeting various usage requirements in industrial sites, laboratory measurements, etc., and is widely applied in fields like environmental monitoring and healthcare.

Product Features
Technical Parameters
| Detection Range | 0 to 20% by volume (vol) |
| Detection Accuracy | 0 to 5% vol: ≤ ±0.5% vol; 5 to 20% vol: ≤ ±10% of the reading |
| Resolution | 0.01% |
| Operating Temperature | -10℃~50℃ |
| Storage Temperature | -40℃~70℃ |
| Operating Humidity | 0 to 95% Relative Humidity (non-condensing) |
| Warm-up Time | 10s |
| Response Time | <25s |
| Operating Voltage | 3.3~5.5VDC |
| Average Operating Current | <40mA |
| Serial Port Baud Rate | 9600bps |
| Product Dimensions | Φ20 x 16.6 millimeters (excluding pins) |
| Weight | 5 grams |
| Service Life | More than 10 years |