
B–61863E/15
6. LADDER DIAGRAM MONITOR
AND EDITOR
PMC–NB6 MANIPULATION
727
15. [CANCEL EDIT] Abortion of edit
This aborts the contents of the edit and exits from this screen.
16. [<] Exit Editor
Updates running LADDER program to edited LADDER
program, so that the all modifications will take effects, and exits
Editor screen. If it succeeds to update running LADDER, edited
LADDER starts to run.
Before updating LADDER program, edited LADDER program
is checked. If some problem is found, a message is displayed,
updating process aborts and you can not exit this screen. At some
kind of error, cursor jumps where the error is detected.
The function keys such as SYSTEM key will not work when the
LADDER Diagram Editor screen is active.
WARNING
1 You have to pay special attention to modify running
LADDER program. If you modify LADDER program in
wrong way, or update LADDER program with the machine
in improper status, may cause unexpected reaction of the
machine. You have to make it sure that modifications you
make on LADDER program is appropriate, machine is
in proper status, and nobody is near the machine, when
you update LADDER program.
2 At updating LADDER program, it may take rather long time
to complete updating process in some cases according to
the activity of LADDER program. If it takes too long time, or
never complete at updating process, cancel updating
process and correct LADDER program, following
instructions in Subsection ”6.2.5 How to correct LADDER
program that never stops”.
(b) Other operations
1. Cursor move keys, Page change keys
Cursor move keys and Page change keys move cursor on screen.
When cursor is placed on some relay or some address parameter
of a functional instruction, the information about the address
under cursor is displayed at ”Additional Information Line”.
2. ”bit address” + INPUT key
Changes bit address of relay under cursor.
3. ”number” or ”byte address” + INPUT key
Changes parameter of functional instructions under cursor.
But, there are some parameters that can not change by this
operation. If you see a message that means that this parameter can
not be changed, use Net Editor screen to change the parameter.
(c) Shortcuts
1. Same shortcut search operations with LADDER Diagram
Monitor screen are available. For their detail, see descriptions
about Shortcut operations of LADDER Diagram Monitor screen.
2. Same shortcut operations using [LIST] soft key with LADDER
Diagram Monitor screen are available.