node-red-contrib-opcua-multiple/examples/demo.json

multiple client <-> multiple server to read based on node-opcua library

[
    {
        "id": "f305aa8d4288451f",
        "type": "OpcUa-Zclient",
        "z": "d184af798b202984",
        "name": "",
        "x": 1340,
        "y": 660,
        "wires": [
            [
                "e4a311565af8996f"
            ],
            [
                "d4388fd20cce8b0a"
            ],
            [
                "dd3d9f5cc2be7bf6"
            ]
        ]
    },
    {
        "id": "ea1769931090479e",
        "type": "inject",
        "z": "d184af798b202984",
        "name": "轮训读取",
        "props": [
            {
                "p": "payload"
            },
            {
                "p": "topic",
                "vt": "str"
            }
        ],
        "repeat": "",
        "crontab": "",
        "once": false,
        "onceDelay": 0.1,
        "topic": "",
        "payload": "",
        "payloadType": "date",
        "x": 540,
        "y": 640,
        "wires": [
            [
                "25c3814b59a071fe"
            ]
        ]
    },
    {
        "id": "25c3814b59a071fe",
        "type": "function",
        "z": "d184af798b202984",
        "name": "模拟多设备",
        "func": "let devices=[\n    {dname:\"a1\",ip:\"10.105.26.100\",port:4840},\n    {dname:\"a2\",ip:\"10.105.26.101\",port:4840},\n    {dname:\"a1\",ip:\"localhost\",port:53880},\n    // {dname:\"a2\",ip:\"localhost\",port:53882},\n]\nmsg.devices=devices;\nreturn msg;",
        "outputs": 1,
        "timeout": 0,
        "noerr": 0,
        "initialize": "",
        "finalize": "",
        "libs": [],
        "x": 730,
        "y": 640,
        "wires": [
            [
                "028227e74bc3ca65"
            ]
        ]
    },
    {
        "id": "028227e74bc3ca65",
        "type": "split",
        "z": "d184af798b202984",
        "name": "",
        "splt": "\\n",
        "spltType": "str",
        "arraySplt": 1,
        "arraySpltType": "len",
        "stream": false,
        "addname": "",
        "property": "devices",
        "x": 910,
        "y": 640,
        "wires": [
            [
                "43bdc8c8d2297c00"
            ]
        ]
    },
    {
        "id": "7403119a96cbb113",
        "type": "function",
        "z": "d184af798b202984",
        "name": "连接配置",
        "func": "const endpointUrl = `opc.tcp://${msg.devices.ip}:${msg.devices.port}`\n\nmsg.optuaConfig={\n    endpointUrl : endpointUrl,\n    login: false,\n    connectionStrategy: {\n        maxRetry: 5, // Limited to max 10 ~5min // 10512000, // 10 years should be enough. No infinite parameter for backoff.\n        initialDelay: 5000, // 5s\n        maxDelay: 30 * 1000 // 30s\n    },\n}\nmsg.retryFail = true;\nreturn msg;",
        "outputs": 1,
        "timeout": 0,
        "noerr": 0,
        "initialize": "",
        "finalize": "",
        "libs": [],
        "x": 1100,
        "y": 680,
        "wires": [
            [
                "f305aa8d4288451f"
            ]
        ]
    },
    {
        "id": "e4a311565af8996f",
        "type": "debug",
        "z": "d184af798b202984",
        "name": "单个节点信息",
        "active": false,
        "tosidebar": true,
        "console": false,
        "tostatus": false,
        "complete": "true",
        "targetType": "full",
        "statusVal": "",
        "statusType": "auto",
        "x": 1560,
        "y": 620,
        "wires": []
    },
    {
        "id": "43bdc8c8d2297c00",
        "type": "function",
        "z": "d184af798b202984",
        "name": "读取UA参数值",
        "func": "const item = [\n    \"ns=4;s=P_Main.fbOpcListe.info_article_path\",\n    \"ns=4;s=P_Main.fbOpcListe.info_article_name_current\",\n    \"ns=4;s=P_Main.fbOpcListe.info_machine_type\",\n    \"ns=4;s=P_Main.fbOpcListe.info_machine_number\",\n    \"ns=4;s=P_Main.fbOpcListe.job_current_runnig_time\",\n    \"ns=4;s=P_Main.fbOpcListe.job_remaining_time\"\n]\nmsg.nodeIds = item;\n\nreturn msg;",
        "outputs": 1,
        "timeout": 0,
        "noerr": 0,
        "initialize": "",
        "finalize": "",
        "libs": [],
        "x": 1100,
        "y": 640,
        "wires": [
            [
                "7403119a96cbb113"
            ]
        ]
    },
    {
        "id": "dd3d9f5cc2be7bf6",
        "type": "debug",
        "z": "d184af798b202984",
        "name": "汇总输出",
        "active": true,
        "tosidebar": true,
        "console": false,
        "tostatus": false,
        "complete": "true",
        "targetType": "full",
        "statusVal": "",
        "statusType": "auto",
        "x": 1530,
        "y": 700,
        "wires": []
    },
    {
        "id": "d4388fd20cce8b0a",
        "type": "debug",
        "z": "d184af798b202984",
        "name": "错误信息",
        "active": true,
        "tosidebar": true,
        "console": false,
        "tostatus": false,
        "complete": "true",
        "targetType": "full",
        "statusVal": "",
        "statusType": "auto",
        "x": 1540,
        "y": 660,
        "wires": []
    }
]