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FX3G/FX3U/FX3UC Series Programmable Controllers
Programming Manual - Basic & Applied Instruction Edition
35 SFC Program and Step Ladder
35.1 SFC Program
3. It is not permitted to provide a selective transfer condition * after parallel branches or to
recombine parallel branches after a transfer condition < * >.
4. In the flow shown below, it is not determined whether a selective or parallel branch is provided.
Change it as shown below.
5. The following flows are allowed.
Flow B is alright. In flow A, however, note that an operation is paused at a point where parallel branches are
recombined.
* ** *
<*> <*> <*> <*>
X000
TRAN
X000
TRAN
X001
X000
TRAN
X001 X000
TRAN
X001
12
12
A B
B A