Program a sequential function chart
Rockwell Automation Publication 1756-PM006I-EN-P - February 2018 71
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4. Enter a numeric expression that defines the preset time. Use the buttons on
the right side of the dialog box to help you complete the expression.
5. Click OK.
6. To close the Action Properties dialog box, click OK.
Use a Boolean action to only set a bit when the action executes.
1. Click the button in the action.
2. In the Action Properties dialog box, select the Boolean check box.
3. Click OK.
You can use structured text or a subroutine to program an action.
The easiest way to program an action is to write the logic as structured text within
the body of the action. When the action turns on, the controller executes the
structured text.
1. Double-click the text area of the action.
2. Type the required structured text.
3. To close the text entry window, press Ctrl+Enter.
Mark an action as a BOOLean
action
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