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| Product Name | HuiRuiPu HRP-T1000-EX Combustible gas Detector (with display and lamp) | Bosean GTQ-DX401-EX Combustible gas Gas Detector |
| Product Price | $143.00 | In coming |
| Details | Details | |
| Model comparison | ||
| Usage Type | Fixed | Fixed Online |
| Gas Quantity | Single gas | Multi-gas |
| Sensor Principle | Catalytic Bead | |
| Sampling Method | Diffusion | Diffusion |
| Detection gas | Ex | Ex |
| T90 Response Time | Others | |
| Explosion-proof | Ex d (Flameproof) | |
| IP Rating | IP66 | |
| Data Output | 4-20mA RS485 | RS485 |
| Parameter comparison | ||
| Sensor principle | Catalytic | |
| Detect gas | EX | EX |
| sampling method | natural diffusion | diffusion |
| display mode | 4 LED digital tube display concentration value | |
| status indication | 3 LED lights indicating power supply, secondary alarm | |
| debugging method | push button operation | |
| Ambient Temperature | －20℃~70℃ | |
| 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 | |
