Yaskawa Ladder Works Operation Manual - Manual (Page 48)

2.6 EDIT CHARACTER STRING
2-31
Edit Character String of Symbol
1.
Select the symbol and Edit (E) - Edit Symbol (S) of the menu or from the pop-up menu, or
double-click the symbol in the instruction.
<Key Operation>: F2
2.
The selected symbol is changed into the edit mode and it is possible to be edited.
Notes: It is necessary to register the symbol for new registration of the instruction. Please
refer to 3.Symbol System.
When immediate data is input to the symbol, the same data is input to the address.