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| Product Name | HuiRuiPu HRP-T1000-O2 Oxygen gas Detector (no display with light) | Bosean GTQ-DX401-O2 Gas Detector |
| Product Price | $191.00 | In coming |
| Details | Details | |
| Model comparison | ||
| Usage Type | Fixed Online | Fixed Online |
| Gas Quantity | Single gas | Single gas |
| Sensor Principle | Electrochemical | Electrochemical |
| Sampling Method | Diffusion | Diffusion |
| Detection gas | O₂ | O₂ |
| T90 Response Time | Others | |
| Explosion-proof | Ex d (Flameproof) | Ex d (Flameproof) |
| IP Rating | IP66 | |
| Data Output | 4-20mA RS485 | RS485 |
| Parameter comparison | ||
| Sensor principle | Electrochemistry | |
| Detect gas | O2 | O2 |
| sampling method | natural diffusion | diffusion |
| debugging method | Infrared remote control | |
| Ambient Temperature | －20℃~50℃ | |
| relative humidity | ＜95% | |
| Explosion-proof method | flameproof Type | |
| Explosion-proof grade | Ex dⅡC T6 Gb | |
| power supply | DC24V±15% | |
| output signal | Current: (4~ 20) mA | |
| switching quantity | 1 (the first alarm point is always open) | |
| power consumption | ≤3W | |
| Use cable | ≥1.5mm²*3；≥1.5mm²*4 | |
| The maximum distance between the detector and the host | ≤1000m | |
| Machine weight | ≤1500g | |
| pressure limit | 86kPa~106kPa | |
| Size | 190*150*95mm | |
| Range (detection Range) | 0-30%VOL | |
