Specifications
| Detection gas | H2S、O3、NH3、NO2 |
| range | 0~100ppm |
| resolution | 0.01ppm |
| temperature and humidity | Optional accessories, temperature detection range: -40~120 ℃, humidity detection range: 0-100% RH |
| Sampling method | Pump suction |
| Detection Accuracy | ≤±3% |
| Response time | ≤20s（T90） |
| recovery time | ≤20s |
| linearity error | ≤±1% |
| Zero drift | ≤±1%(F.S/年) |
| Sexual repeability | ≤±1% |
| data storage | Real-time storage and Timer storage can be set; single channel can store 30800 groups of data |
| Explosion-proof sign | Ex ia IIC T4 Ga |
| Protection class | IP66 |
| Power | 4000mA Rechargeable Polymer Battery |
| Shell material | ABS+PC |
| Operating Temperature | -30 ~ 50℃ |
| Environment humidity | ≤ 95% RH, no condensation |
| Operating Pressure | -30Kpa ~ 200Kpa |
| Execution standards | GB3836.1-2010 |
| Sensors principle | Imported Electrochemistry /PID/Catalytic combustion Gas Sensors |
Packing list
After-sales instructions
Warranty days: 365 days
Non-artificially caused product quality problems, the manufacturer provides 1 year free warranty service
[Note] For after-sales services outside the Chinese mainland, if the instrument requires repair, the shipping and possible associated taxes shall be borne by the sender. Generation address of the manual: http://en.nbchao.com/p/29843/Specification.html , which is only used by users who purchase commodities from the NBCHAO.