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This example requires an anonymous login: OPC UA Server: Anonymous login


  1. Ensure CODESYS Communication package is installed




  2. Add a datasource to your project and select "OPC UA Server" as source:



  3. Set the URL and the security settings of the server which you want to connect:





  4. Select the nodes you want to connect:



  5. For automatic updating, the option "Update always" must be set

    Local type

    Note: your types must not conflict with any local objects, commonly PLC_PRG.

    To fix this, simply change the Local type in the Type Mappings tab: