1

Execute the command SFC > Add Exit Action.

By default, a dialog box is displayed prompting you to select the duplication mode for the new action.

2

Select a duplication mode, and click OK.

The Add Exit Action dialog box opens.

For further information, refer to the Selecting the Duplication Mode for Step Actions .

3

Enter the Name for the new step, for example Step0_exit, select Structured Text (ST) from the Implementation language list, and click Add.

oA new node Step0_exit is automatically inserted in the Applications tree below the SFC POU node.

oAn ST editor opens allowing you to program statements that are executed once after the Step0 has become inactive.

4

Close the Step0_exit editor.

oThe Step0 block in the SFC editor is now marked with an X in the lower right corner. Double-clicking this marker opens the ST editor.

oStep0_exit is available in the Properties of the step as Specific > Actions > Exit action.