



| Item | Specification |
|---|---|
| Type | Combustible Gas Detector, Oxygen Detector, Toxic Gas Detector |
| Alarm Mode | Sound & Light Alarm |
| Target Gas | Flammable Gas, Toxic Gas |
| Accuracy Class | Standard Accuracy |
| Place of Origin | Henan, China |
| Customization | OEM, ODM |
| Model | GTQ-BS02 |
| Brand | HANWEI |
| Material | Aluminum Alloy / Stainless Steel |
| Power Supply | DC 24V±6V, ≤3.0W |
| Warranty | 1 Year |
| Measured Gas | Combustible Gas, Toxic Gas |
| Sampling Method | Natural Diffusion |
| Response Time | LEL: T90 ≤ 15s; Toxic Gas: T90 ≤ 30s |
| Electrical Output | 4-20mA or RS485 Bus |
| Relay | 2 Relays |
| Explosion-proof Grade | Flameproof Ex d IIC T6 Gb / Flameproof tD A21 IP67 T80℃ |
| Protection Grade | IP67 |
| Operating Temperature | Flammable: -40℃ ~ +60℃; Others: -20℃ ~ +50℃ |
| Thread | Internal Thread NPT 3/4" |
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