| Technical indicators | |
| Oxygen measurement range | 0-30% |
| Measurement method | electrochemical sensor |
| Oxygen accuracy | <±3% of reading (25℃) |
| Warranty period: | Two to two years for the whole machine (1 year warranty for probes) |
| Response time | generally less than 15 seconds |
| Communication port | Analog quantity interface (voltage type or current type) |
| Power supply | 12V-24V DC |
| Power consumption | ≤0.3W (@12V DC, 25℃) |
| Operating temperature | -30-50℃ (-20-40℃ continuous) |
| Working humidity environment | 0-100%RH (15-95%RH) |
| Pressure range | 0.9-1.1atm |
| 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 |