QD6330 with display gas detector can be applied to flammable and explosive gas leakage sites and toxic and harmful chemical plant area. The instrument adopts the latest foreign catalytic combustion sensor and imported electrochemical sensor technology from the United States. Stable and high precision, the instrument shell is made of cast aluminum one-time explosion-proof design, wiring is suitable for all kinds of dangerous places.
| QD6330 gas detector | |
| Detection principle | catalytic / electrochemical |
| Sampling mode | Natural diffusion |
| Display method | LCD display, digital display |
| Working power | DC24V±25% |
| Output signal | Three-wire 4-20mA analog signal or four-wire RS485 output |
| Explosion-proof method | Flameproof type |
| switching value | 2 (secondary alarm points normally open) |
| Debugging mode | Infrared remote control |
| Environment temperature | -20℃-70℃ |
| Power | ≤3W |
| Relative humidity | <95% |
| Explosion proof grade | Ex d II C T6 GB |
| Explosion proof number | CNEx17.4511 |
| Weight | ≤1500g |
| Cable used | 1.5mm2×3 split line, 1.5mm2×4 Bus interface, 2.5mm2×2 Bus interface |
| Maximum distance between detector and main engine | ≤1000m |
| Pressure limit | 86kPa~106kPa |
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