742
FX
3U
/FX
3UC
Series Programmable Controllers
Programming Manual - Basic & Applied Instruction Edition
34 SFC Program and Step Ladder
34.1 SFC Program
Operations of “
” and “
V
”
Use “
” to express transfer to a state relay in an upper position (repeat), transfer to a state relay in a lower
position (jump), or transfer to a state relay in another separate flow.
Use “
V
” to express reset of a state relay.
1) Transfer source program
2) Transfer destination program
In GX Developer, “
z
” is automatically displayed in the transfer destination state relay.
3) Reset circuit program
In the program example shown below, S65 is reset from S65 by way of X007.
Reset of another state relay (S70, for example) from S65 is executed in the same way, but in this case
S65 is not reset because this is not transfer.
In GX Developer, “
z
” is automatically displayed in a state relay to be reset.
0
19
Return to S0
Repeat
70
Jump
80
Jump to S80
0
20
Transfer destination state
relay
20
TRAN
65
Y003
X006
X007
State relay to be reset
65
When S65 is reset, Y003 turns
OFF.
Содержание FX3U Series
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