Use environment:
   1. This product can be used in underground mines, and can be widely used in coal mines and non-coal mines and some chemical sites.
    2. This product can be used in places with explosion-proof requirements, such as chemical plants, oil refineries, food factories, etc. The explosion-proof grade of this product is the highest explosion-proof grade.
    3. This product can operate normally in places with explosion hazard such as gas, coal dust, dust, high-explosive gas, etc.
    4. It can operate normally in the ambient temperature range of -40℃～70℃.
    5. It can operate normally when the relative humidity of the air is not more than 95% (at 25°C).
    6. The anti-pollution level of this product is level 3, and the installation category is level III

Computer configuration parameters
1. Motherboard model: you can choose according to your needs and support mainstream Intel series.
2, CPU: latest i7 8th generation support
3. Memory: 4G/8G/16G/32G. (Can be expanded as required)
4. Hard disk: Seagate 500G/1T/2T/4T. (Can be expanded as required)
5. Display: Industrial wide temperature 22-inch display
      6. Mouse: Industrial keyboard and mouse

      Configuration interface:
Ethernet 100M optical signal interface performance
1. Number of interfaces: 2; (expandable)
2. Transmission mode: full-duplex TCP/IP optical signal transmission;
3. Interface type: SC
4. Transmission rate: 100Mbps

      Ethernet electrical port:
      1. Number of computer network ports: 2 channels; (expandable)
      2. Transmission mode: full-duplex TCP/IP transmission protocol;
      3. Transmission rate: 10/100 Mbps adaptive;
      4. Peak-to-peak signal working voltage: 1V~5V;

      USB interface (intrinsically safe)
      a) Number of interfaces: 3 channels; (expandable)
      b) Transmission method: USB 2.0/USB 2.0;
      The above is the basic configuration, in actual use, it can be assembled according to customer requirements.