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Chapter 5 Instruction Specifications
5-26
Item number Basic instructions-20 Name Processing box start and end (PROCESSING BOX)
Ladder format Condition code
Processing time (µs)
Remark
R7F4 R7F3 R7F2 R7F1 R7F0
Average Maximum
DER ERR SD V C
zzzzz
Instruction format Number of steps
0.6
Condition Steps
[ ] — 3
Bit Word Double word
Usable I/O
XY
R,
M
TD, SS,
CU, CT WX WY
WR,
WM TC DX DY
DR,
DM
Constant
Other
Function
• Indicates the start and end of the processing box.
X00001
WY0010=WX0000
LD X00001
[
WY0010=WX0000
]
• In the above example, the operation inside the processing box will be executed when input X00001 is on.
Parallel connection of processing box or coil is not allowed.
[
]
Not allowed Allowed
Not allowed Allowed