
B–63445EN/01
4.INTERFACE BETWEEN NC AND PMC
105
(3) Modifying the ladder mnemonics
1 Changing an instruction
(a) Display the instruction to be changed.
(b) Enter a new instruction.
(c) Press the
key.
(Example)
, ,
N1234
AND R0123.4
Before change
N1234
OR Y1001.4
After change
NOTE
If changing the instruction causes the memory capacity to
be exceeded, the key is ignored without changing the
instruction.
2 Deleting an instruction
(a) Display the instruction to be deleted.
(b) Press the key.
The instruction is deleted and the next instruction is displayed.
3 Inserting an instruction
(a) Display the instruction after which an instruction is to be inserted.
(b) Enter the instruction to be inserted.
(c) Press the
key.
(Example)
, ,
N1234
AND R0123.4
Before insertion
N1234
AND.STK
After insertion
NOTE
If inserting the instruction causes the memory capacity to be
exceeded, the key is ignored without inserting the
instruction.