Variables: Structures can be used and linked to structure UserControl

Functionality enhancement

From Version 1.8 of EASY UI Designers (EUID) is the full support of structures and structural variables provided. This includes the creating, Browse and the connection of structures and their variables. 

Additionally, a new control introduced: the StructureUserControl. It extends the functionality of the existing UserControls and enables the direct connection of complete structures. 


Included in the following products:
EASY UI Designer V1.8

Application

  • Installation of the new EUID 1.8
  • Create a new project or update the project to the current version using the project configurator
  • If structure variables are created in the PLC project, they can now be browsed in the same way as all other variables

Important notes:

  • If the arrays and structures with their subelements are to be browsed as a unit, the following properties must be deactivated in the variable browser dialogue:
    • import arrays as single elements
    • import structure as single elements
  • These settings may differ in existing projects!
    • If variables have already been added to the project as individual elements and are now part of a structure, problems will arise when using these variables. They must therefore be removed from all controls and, if necessary, triggers/actions before they can be reconnected from the structure.
    • The same applies to the use of arrays.

      browser_struct.png

  • The following settings must also be taken into account in the properties pages to ensure communication with the PLC:
    • Single write access to structure elements: enabled
    • Single write access to field elements with 'IndexRange'
    • Use registered OPC UA variables (nodes): Always
      property_struct.png

URL for linking this AKB article: https://www.lenze.com/en-de/go/akb/202500344/1/
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