Specifications
| Detect gas | CO、H2S、O2、EX |
| Range | 0~100ppm，0~1000ppm、0~30%vol、0~100%LEL |
| resolution | 0.01ppm，0.1ppm，0.01%vol，0.01%vol |
| Humidity | Optional accessories, temperature detection range: -40~120 ℃, Humidity detection range: 0~100% RH |
| Sampling method | Pump suction |
| detection Accuracy | ≤±3% |
| Linearity | ≤±1% |
| Response time | T90≤20s |
| Zero drift | ≤ +/- 1% (F. S/year) |
| recovery time | ≤20s |
| Repeatability | ≤±1% |
| Data storage | Real-time storage and timed storage can be set; a single channel can store 30,800 sets of data |
| Explosion-proof sign | Ex ia ⅡC T4 Ga |
| Shell material | ABS+PC |
| Protection level | IP65 |
| Operating temperature | -30~60℃ |
| Environmental humidity | 0~95% RH non-condensing |
| Operating Pressure | -30Kpa~200Kpa |
| Power Supply | 4000mA rechargeable polymer battery |
| Dimension | 180*85*55mm |
| execution standard | GB3836.1-2010、GB3836.4-2010 |
Packing list
host X1, USB charger X1, data cable X1, calibration cover X1, instrument case X1, manual X1, certificate X1, warranty card X1.
After-sales instructions
Warranty days: 365 days
[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/18463/Specification.html , which is only used by users who purchase commodities from the NBCHAO.