The opcuahelper-1 from fr830

opcuahelper-1's Introduction

Net FrameWork 4.5.2

本机KepWare测试

OpcUa安装策略Node

#单点读写测试

        OpcUaClient client = new OpcUaClient();
        client.Connect("opc.tcp://127.0.0.1:49320");

        Console.WriteLine("单点读");
        Console.WriteLine("ns=2;s=Channel1.Device1.Tag1");
        var retValue =  client.ReadNode("ns=2;s=Channel1.Device1.Tag1");
        Console.WriteLine(retValue);

        Console.WriteLine("单点写");
        client.WriteNode("ns=2;s=Channel1.Device1.Tag2", "111");
        Console.WriteLine("ns=2;s=Channel1.Device1.Tag2");
        retValue = client.ReadNode("ns=2;s=Channel1.Device1.Tag2");
        Console.WriteLine(retValue);

#多点读写测试

        Console.WriteLine("多点读");
        var retValues = client.ReadNodes(new List<string> { "ns=2;s=Channel1.Device1.Tag1", "ns=2;s=Channel1.Device1.Tag2" });
        retValues.ForEach(x => Console.WriteLine(x));

        Console.WriteLine("多点写");
        client.WriteNodes(new List<string> { "ns=2;s=Channel1.Device1.Tag1", "ns=2;s=Channel1.Device1.Tag2" },new List<string> { "100","100"});
        retValues = client.ReadNodes(new List<string> { "ns=2;s=Channel1.Device1.Tag1", "ns=2;s=Channel1.Device1.Tag2" });
        retValues.ForEach(x => Console.WriteLine(x));

#数据监控测试

        client.AddSubscription("monitor", "ns=2;s=Channel1.Device1.Tag1", (string key, MonitoredItem monitoredItem, MonitoredItemNotificationEventArgs EventArgs) => {
            Console.WriteLine(key + ":" + monitoredItem.StartNodeId + "->" + (EventArgs.NotificationValue as MonitoredItemNotification).Value.ToString());
        });

#节点浏览

        var nodes = client.BrowseNodes();

        nodes.ForEach(x => {
            Console.WriteLine(x.NodeId);
            var nodesnew = client.BrowseNodes(x);
            nodesnew.ForEach(y =>
            {
                Console.WriteLine(y.NodeId);
            });
        }
        );

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