Specifications
| Detect gas | O2、CO、H2S、Ex |
| Range | CO:0~1000ppm;H2S:0~100ppm;O2:0~30%vol; |
| CO- resolution | 1ppm |
| Sensors principle | Electrochemistry | catalytic combustion |
| Display | LCD liquid crystal display |
| Detection Accuracy | ±3%F.S. |
| Sensors Life | Electrochemistry: 2~ 3 years; catalytic combustion: 3 years |
| Linearity | ≤±2% |
| Repeatability | ≤±2% |
| uncertainty | ≤±2% |
| Response time | T90≤20s |
| recovery time | ≤30s |
| Operating Environment | Built-in Filter for High Humidity or High Dust environments |
| Sample temperature | -40 ℃~ + 70 ℃, optional high temperature sampling cooling filtrate handle, can detect flue gas concentration of 400 degrees or higher temperature |
| Humidity | Optional: Temperature -40 ℃~ + 70 ℃, Accuracy 0.5 ℃; Humidity 0~100% RH, Accuracy 3% RH |
| Power Supply | 3.6VDC, 4500mA large Capacity rechargeable polymer battery |
| Display | 2.31 inch high definition color screen |
| Sampling method | pump suction |
| Alarm mode | Sound and light alarm, vibration alarm, visual alarm, sound and light + vibration + visual alarm, shutdown alarm can be set |
| Interface | USB (charging and communication), optional RS485 Communication interface |
| Data storage | Standard 100,000 data storage Capacity |
| Protection level | IP65 |
| Explosion-proof sign | Intrinsically safe |
| Explosion-proof sign | Exia Ⅱ CT6 |
| Dimensions | 160*70*28mm |
| Weight | 300g |
| Operating temperature | -40~70℃ |
| Environmental humidity | ≤10~95%RH |
| EX- resolution | 0.1%LEL |
| O2- resolution | 0.01%Vol |
| H2S- resolution | 0.01ppm |
| Flow rate of pump | 500mL/min |
Packing list
After-sales instructions
None
[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/17453/Specification.html , which is only used by users who purchase commodities from the NBCHAO.