{
  "site": "DemoSite",
  "system": "DemoSystem",
  "asset": "DemoAsset",
  "devices": [
    {
      "logicalDeviceId": "EdgeDevice_01",
      "displayName": "边缘设备01",
      "points": [
        {
          "logicalPointId": "MotorTemperature",
          "displayName": "电机温度",
          "signalType": "AI",
          "unit": "℃",
          "range": [0, 200],
          "access": "read",
          "writable": false,
          "opcuaNodeId": "ns=1;s=DemoSite/DemoSystem/DemoAsset/EdgeDevice_01/MotorTemperature",
          "dataTopic": "data/EdgeDevice_01/MotorTemperature"
        },
        {
          "logicalPointId": "MotorSpeed",
          "displayName": "电机转速",
          "signalType": "AI",
          "unit": "rpm",
          "range": [0, 1000],
          "access": "read",
          "writable": false,
          "opcuaNodeId": "ns=1;s=DemoSite/DemoSystem/DemoAsset/EdgeDevice_01/MotorSpeed",
          "dataTopic": "data/EdgeDevice_01/MotorSpeed"
        },
        {
          "logicalPointId": "MotorCurrent",
          "displayName": "电机电流",
          "signalType": "AI",
          "unit": "A",
          "range": [0, 100],
          "access": "read",
          "writable": false,
          "opcuaNodeId": "ns=1;s=DemoSite/DemoSystem/DemoAsset/EdgeDevice_01/MotorCurrent",
          "dataTopic": "data/EdgeDevice_01/MotorCurrent"
        },
        {
          "logicalPointId": "MotorVoltage",
          "displayName": "电机电压",
          "signalType": "AI",
          "unit": "V",
          "range": [0, 100],
          "access": "read",
          "writable": false,
          "opcuaNodeId": "ns=1;s=DemoSite/DemoSystem/DemoAsset/EdgeDevice_01/MotorVoltage",
          "dataTopic": "data/EdgeDevice_01/MotorVoltage"
        },
        {
          "logicalPointId": "ValveOpening",
          "displayName": "阀门开度",
          "signalType": "AO",
          "unit": "%",
          "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"
        }
      ]
    }
  ]
}