| Detection object | flammable/toxic/oxygen gas |
| Detection range | 0-100%LEL/0-N%vol |
| 0-N μmol/mol (The range is determined by the gas sensor) | |
| Basic error | <±5% (F..S) |
| Display type | LCD panel |
| Content displayed | Gas + measured value +recorded value + fault signal |
| Alarm type | acousto-optic alarm |
| Alarm volume | ≥80db |
| Alarm value | High/low alarm value |
| Communication signal | RS485 |
| Alarm output | Four sets of passive NORMALLY open/normally closed contacts |
| Contact capacity: 250V/AC 5A |