Undelete – Yaskawa MP900 Series Machine Controller for Standard Operation User Manual
Page 400

7.3 Creating Ladder Logic Programs
7-33
7
• Circuits will be connected after an instruction is deleted if they are connected directly to
the deleted element.
Circuits will be open after an instruction is deleted if they are connected in series to
the deleted element.
Deleting Multiple Instructions Including Relay Circuits
When multiple instructions including relay circuits are to be deleted, select a power connection
instruction as the start of the block to be deleted, and select a COIL instruction as the end of the block.
UNDELETE
The UNDELETE can be used to undo one delete, cut, or paste operation. The range in which
the UNDELETE can be used is shown below.
The following example shows executing UNDELETE after DELETE.
1 0000
MB001000
1 0002
MB001002
MB001001
1 0000
MB001000
1 0001
MB001002
M
1 0000
1 0002
MB001002
MB001000
MB001001
1 0000
MB001000
MB001001
DEL
CUT
PASTE
UNDELETE
UNDELETE
UNDELETE
Function key operation or data input via
Enter Key expect for cursor movement
Instruction changed.
Effective
Effective
Effective