SFC Element Properties
You edit the properties of an SFC element in the Properties view. Click to open this view. The properties which are displayed depends on the currently selected element.
Tip
The properties that are displayed in the SFC chart next to the element depend on the settings in the View tab of the SFC editor options.
General
Property | Description of Value |
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Name | Element name Default: "<element><incremental number>" Example of step name: "Step0", "Step1“ Example of branch name: "Branch0", etc. |
Comment | Element comment (text) Example: "Counter reset" You can insert line breaks by pressing Ctrl+Enter. |
Symbol | For each SFC element, CODESYS declares an implicit variable with the same name as the element. The configuration determines whether this flag variable should be exported to the symbol configuration and which access rights for the symbol should be applied in the PLC.
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Specific
Property | Description of Value |
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Init step |
Note: If you activate this property for another step, then it must be deactivated in the previous step to prevent compilation errors. |
Duplicate when copying | This option is available for steps that contain a step action (entry action, main action, or exit action), and for transitions that are linked to a transition object.
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. Times
| Minimum time during which the step is active, even when the subsequent transition is Maximum time that the step can be active If this time is exceeded, then CODESYS sets the Times according to IEC syntax (for example Default: |
. Actions
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Note the processing sequence. |
Tip
When using the respective implicit SFC variables and flags, you receive information about the status of a step or an action or about timeouts.
For more information, see: Processing Order in SFC