Read item value and display it in a message box It works in multiple versions of Microsoft Visual Studio. The code below (in C# language) connects to an OPC server, and reads and displays an item value, using QuickOPC.NET component. New: QuickOPC now also supports OPC UA Alarms&Conditions.The C# development tool we have targeted primarily is Visual Studio. The components can be used from various environments: Windows Forms, ASP.NET pages, console applications, Windows services, and WPF applications are all supported. NET and C# developer in mind, making you feel right at home when referencing and using them. What's more, in your OPC C# program, connections to OPC servers do not have to be created and recreated in case of a network failure or similar problems - QuickOPC handles this automatically, behind the scenes.Ĭomponent interfaces hide the complexities of OPC, are designed specifically with Microsoft.
You can also set up subscriptions and receive event notifications about data changes. Reading a value from OPC Data Access or OPC Unified Architecture server, or writing a data value can be achieved in just one or two lines of code. QuickOPC makes it easy for you to integrate OPC client functionality into your Visual C# solution.
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