Mitsubishi Q Series

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4 SFC PROGRAM CONFIGURATION
MELSEC-Q
Class Name SFC Diagram Symbol Remarks
Serial transition a
Selection branching
a b n
Selection coupling
a b
Selection coupling - parallel branching
a b
Parallel branching
a
Parallel coupling
a
Parallel coupling - parallel branching
a
Parallel coupling - selection branching
a b
Selection branching - parallel branching
a b
Parallel coupling - selection coupling
a
b
Selection branching - parallel branching
a b
Parallel coupling - selection coupling
a
b
a, b = Transition condition No.
Transition
Jump transition
a
j
j
a = Transition condition No.
j = jump destination step No.