View source for How to read an OPC UA node value in FSharp

[[Category:.NET]] [[Category:Console application]] [[Category:Example]] [[Category:F-sharp]] [[Category:How to]] [[Category:OPC UA]]
<syntaxhighlight lang="fsharp">
open OpcLabs.EasyOpc.UA
open System

Console.WriteLine "Instantiating the client object..."
let client = new EasyUAClient()

Console.WriteLine "Reading node..."
let value = client.ReadValue(new UAEndpointDescriptor("http://opcua.demo-this.com:51211/UA/SampleServer"), new UANodeDescriptor("nsu=http://test.org/UA/Data/;i=10853"))

Console.WriteLine "Displaying results..."
Console.WriteLine value

Console.WriteLine "Press Enter to continue..."
Console.ReadLine() |> ignore
</syntaxhighlight>


Ships as '''UAConsoleApplication1''' example with QuickOPC since version 5.41. Use the example from the product for an up-to-date code.