| Detect gas | Oxygen O2 |
| Range | 0~30%vol |
| detection Accuracy | <±1.5%F.S |
| resolution | 0.1%Vol |
| Response time | ≤15s |
| Sensors Life | 24 months |
| Sensors principle | electrochemistry |
| Power Supply | Explosion-proof 10-30V DC Power Supply |
| Sampling method | diffusion |
| Operating Mode | Long-term continuous work |
| Output signal | 3-Wire 4-20mA analog output, RS485 output (optional) |
| Alarm mode | Sound, light. |
| transmission distance | ≥ 1000 meters |
| Connectivity | G1/2 male thread explosion-proof hose |
| structural material | die casting aluminum |
| Protection level | IP65 |
| Operating temperature | -20~50℃ |
| Environmental humidity | 0~90%RH |
| Low alarm point | 19.5%vol |
| High alarm point | 23.5%vol |
Warranty days: 365 days