| Detection gas | O2、CO、H2S、Ex |
| range | Oxygen: 0~30% vol Carbon monoxide: 0~999ppm Hydrogen sulfide: 0~500ppm Combustible gas: 0~100% LEL |
| Intrinsic error | <±0.1% |
| Response time | <50s |
| recovery time | <50s |
| Sensors principle | Electrochemistry |
| Alarm method | Sound, light |
| Operating Temperature | -10~50℃ |
| Environment humidity | 15~95%RH |
| Power | 3.7V lithium battery |
| Weight | 200g |
| Standard outer box Capacity | 24 |
| Packaging Dimensions | 46*45.5*55mm |
| Gross Weight | 19.5kg |
| pump | optional |
| Sampling pump flow rate | 0.5SCFH |
| Battery model | KXD-N3310 |
| Display | Segment LCD |
| Maximum open circuit Voltage | ≤4.2V |
| short circuit current | ≤3A |
| Operating Current | 160mA |
| Dimensions | 120.20mmx64.50mmx38.30mm |
Warranty days: 365 days
1. For product quality problems caused by non-human products of instruments and equipment, the manufacturer will provide free warranty services during the warranty period;
2. There is no warranty period for fragile and consumable parts, and if you find product quality problems after receiving the goods, please apply for return and exchange within 7 days, and you will not wait for the overdue ones;