Sfc Flow Formats - Mitsubishi Electric MELSEC FX3U Programming Manual

FX /FX /FX Series Programmable Controllers
3G 3U 3UC
Programming Manual - Basic & Applied Instruction Edition

35.1.8 SFC flow formats

This section shows operation patterns of single flows and operation patterns when selective branches and
parallel branches are combined in SFC programs.
1. Jump and repeat flows
1) Jump
Direct transfer to a state relay in a lower position or transfer to a state relay in a different flow is called
jump, and the transfer destination state relay is indicated by "
20
21
22
23
2) Repeat
Transfer to a state relay in an upper position is called repeat, and the transfer destination state relay is
indicated by "
816
22
20
21
22
23
" in the same way as "jump."
0 0
50 50
51 51
59 59
S0
".
30 40
31 41
32 42
60
61
62
63
35 SFC Program and Step Ladder
35.1 SFC Program
42
30
31
32
60
61
62
60
63
40
41
42