States applied from OSL for SFC V5
Events: Commands / Conditions / External Signals / Internal Signals
Event: Error
Implicit transitions that are triggered from SFC, if the active sequencer has been
processed to completion or if there is not sequencer to process.
Notes on diagram
The SFC OSL contains some state changes that were retained to ensure compatibility with
older projects. These are displayed with dashed blue lines in the diagram.
The numbersin the diagram identify the individual operating states. The operating states are
described in the following table:
Operating states (SFC OSL)
No. State Meaning
1 Idle Initial state; waiting for Start command.
2 Starting Start processing after Start command.
3 Run Normal processing after completion of the start processing.
4 Completing Completion of processing after a Complete command or implicit
completion.
5 Error (Completing) Error processing during completion of processing.
6 Completed Completion of processing is finished; waiting for Reset or Start
command.
7 Holding Hold processing after Hold command.
8 Held Hold processing has completed; waiting for Resume command.
9 Resuming Resume processing after Resume command.
10 Error Error processing following error.
11 Held (Error) Error processing is complete and no more errors are present; wait‐
ing for
Resume command.
12 Resuming (Error) Resume processing after Resume command.
13 Aborting Abort processing after Abort command.
14 Aborted Abort processing is complete; waiting for Reset
or Start command.
15 Stopping Stop processing after Stop command.
16 Stopped Stop processing is complete; waiting for Reset command.
The following table describes the transitions between the states (Source State No. / Destination
State No.) as well as their triggers.
X = Possible from several states.
Operating and monitoring SFCs
6.32 Operating state logic
SFC Visualization (V9.0)
Programming and Operating Manual, 05/2017, A5E41356392-AA 81
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