Workflow Editor: Add Inputs/Outputs and Variables

When a workflow is created with the Workflow Editor, the graphical function blocks require information about inputs/outputs (arguments) and variables. The Workflow Editor offers the option of creating, editing and deleting Arguments (Inputs, Outputs and Variables) in the drop-down detail area.

Prerequisites

• Administrator role
• A user-specific workflow has been created (Add User-Specific Workflow to the Project).

Procedure

1. Open Engineering > Project Overview (Project Overview).
2. Click on a project in the table and open the Workflows tab in the project details.

   The overview of the existing workflows is displayed (Workflows Tab).

3. Click the workflow that you want to edit with the Workflow Editor.

   The workflow is opened in the Workflow Editor (Workflow Editor Overview)

   The Workflow Editor consists of a header, an expandable detailed area and a work area.

4. Click Display More information to expand the detailed area of the workflow.

   The detailed area is displayed.

   

5. To create a variable, open the Variables tab.

   Or:

   To create an input or output function, open the Inputs and Outputs tab.

6. Click Add Argument.

   The Add New Argument dialog window is displayed.

   In the example, an input or output function is created.

   

7. Enter the Name for the argument.
8. Select the Direction that the request is to take.

   If the request from a station goes in the direction of a Nexeed module, select In. If information from a Nexeed module goes in the direction of a station, select Out.

9. Use Type to select the data type of the request.

   Selecting the Type determines which data type the argument is to use.

   String: Any character string (letters, numbers and special characters)
   Integer: Integer values without decimal points/places
   Boolean: Truth value that can be either TRUE or FALSE.

   In addition to the three specified data types, you can also enter your own data types in the Type field.

10. Enter the Default Value of the argument according to the previously selected data type.
11. Click Add.

    The new argument is displayed in the detailed area of the workflows under the Inputs and Outputs tab.

    Any number of arguments can be created.

    

12. In the Variables tab, click Add Variable.

    The Add Variable dialog window is displayed.

    

13. Enter Name for the variable.
14. Select Type for the variable (string, integer or Boolean).

    In addition to the three specified data types, you can also enter your own data types in the Type field.

15. Enter the Default Value of the variable according to the selected type.
16. Click Add.

    The new variable is displayed in the header of the workflows under the Variables tab.

    Any number of variables can be created.

17. If no other variables or arguments are to be created, close the detailed area with Hide Additional Information.