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The GTYQ-AT0505 is a high-stability explosion proof combustible gas detector with rich output interfaces, designed for complex industrial safety monitoring systems. It features complete explosion and dust ignition proof performance, meeting the safety requirements of Zone 1 and Zone 2 hazardous areas.
| Parameter | Details |
| Model | GTYQ-AT0505 |
| Measuring Gas | Combustible gases (Methane, propane, isobutane, hydrogen, etc.) |
| Measuring Type | Diffusion type |
| Measuring Method | Catalytic |
| Measuring Range | 0–100% LEL |
| Response Time | < 15 sec / 90% scale |
| Accuracy | ±3% / Full Scale |
| Operation Mode Display | Normal / Alarm / Trouble LED |
| Power | 24V DC nominal, 18 to 31V DC |
| Alarm Signal Output | Light and sound output / 50mA |
| Output Signal | XBUS 2/4 wire |
| Relay Output | Two-channel 24V / 1A |
| Conduit Connection | Standard: 2×M26×1.5P | Option: FPT3/4', NPT3/4'' |
| Mounting Type | Wall / Pole / Ceiling mount |
| Operating Temperature | -40°C ~ +70°C |
| Operating Humidity | 5 to 95% RH (Non-condensing) |
| Housing Material | Aluminum alloy |
| Dimensions | 150(W) × 152.6(H) × 71(D) mm |
| Explosion Proof | Ex db IIC T6 Gb |
| Certification | Refer to certification documents |
| Sensor Type | Measuring Gas | Measuring Range | Operating Temperature | Typical Life | Response Time |
| Catalytic Type | Combustible gases | 0–100% LEL | -40 ~ +70°C | 36 months | <15 sec / 90% scale |
