| Parameters | Technical indicators |
| CO2 measurement range | 5000ppm/1%/3%/65%/100% optional |
| Measurement method | electrochemical sensor |
| CO2 measurement accuracy | ±(50ppm+3% reading) (25℃) |
| Response time | generally less than 15 seconds |
| Warranty period | The host is guaranteed for 2 years, and the gas probe is guaranteed for 1 year |
| Communication port | Analog interface (voltage type or current type) |
| Power supply | 12V-24V DC |
| Power consumption | <1.15W (@12V DC, 25℃) |
| Operating temperature | -30-50℃ (-20-40℃ continuous) |
| Working humidity environment (built-in probe) | 15-95%RH (no condensation) |
| Working humidity environment (external probe) | 0-100%RH (with condensation) |
| Dimensions | 110×85×44mm3 |
| Current output type | 4-20mA |
| Current output | load ≤600 ohm |
| Voltage output type | 0-5V/0-10V |
| Voltage output load | ≤250 ohm |