Mitsubishi MELSEC-Q Series Programming Manual page 84

4 SFC PROGRAM CONFIGURATION
(2) Serial transition operation flowchart
Initial step
Transition condition "a"
Step 1
Transition condition "b"
Step 2
Transition condition "c"
Step 3
Transition condition "d"
END step
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Initial step operation output executed.
Transition condition "a" satisfied?
Initial step operation output
Step 1 operation output executed.
Transition condition "b" satisfied?
Step 1 operation output deactivated.
Step 2 operation output executed.
Transition condition "c" satisfied?
Step 2 operation output deactivated.
Step 3 operation output executed.
Transition condition "d" satisfied?
Step 3 operation output deactivated.
END step executed, operation
1 For steps with attribute designations, processing occurs in accordance with the attributes.
Operation status
YES
1
deactivated.
YES
1
YES
1
YES
1
completed.
NO
NO
NO
NO
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