{
  "site": "DemoSite",
  "system": "DemoSystem",
  "asset": "DemoAsset",
  "devices": [
    {
      "deviceId": "EdgeDevice_01",
      "stableDeviceKey": "EdgeDevice_01",
      "protocol": "modbus",
      "points": [
        {
          "pointId": "MotorTemperature",
          "name": "MotorTemperature",
          "displayName": "电机温度",
          "signalType": "AI",
          "physicalChannel": "AI_Channel_01",
          "register": 40001,
          "unit": "℃",
          "scale": 0.1,
          "range": [0, 200],
          "access": "read",
          "writable": false,
          "opcuaNodeId": "ns=1;s=DemoSite/DemoSystem/DemoAsset/EdgeDevice_01/MotorTemperature",
          "dataTopic": "data/EdgeDevice_01/MotorTemperature"
        },
        {
          "pointId": "ValveOpening",
          "name": "ValveOpening",
          "displayName": "阀门开度",
          "signalType": "AO",
          "physicalChannel": "AO_Channel_01",
          "register": 40002,
          "unit": "%",
          "scale": 1.0,
          "range": [0, 100],
          "access": "read_write",
          "writable": true,
          "opcuaNodeId": "ns=1;s=DemoSite/DemoSystem/DemoAsset/EdgeDevice_01/ValveOpening",
          "cmdTopic": "control/cmd/EdgeDevice_01/ValveOpening/set",
          "ackTopic": "control/ack/EdgeDevice_01/ValveOpening",
          "dataTopic": "data/EdgeDevice_01/ValveOpening"
        }
      ]
    }
  ]
}