
10
10.2 PMC–SA1
662
: The data notation (binary or BCD) varies with the function
instructions.
2 To terminate the display of parameters, press the [NDPARA] soft
key.
(8) Editing the program being executed (ONLEDT: on-line editing)
A sequence program can be edited while a program is being executed,
without stopping its execution.
: This function is available only while the edit function is enabled.
1 Press the [ONLEDT] soft key to start the on-line editing function.
The cursor appears on the screen.
2 Modify the program, following the usual editing procedure.
The following changes can be made by means of on-line editing.
D Changing the type of contacts
( , )
D Changing the addresses of contacts and coils
D Changing the addresses of control parameters used in
function instructions
: The operations that can be performed in on-line editing
are restricted to those that do not change the memory
size of the program. To perform other operations, such
as addition, insertion, and deletion, use the ordinary
editing function.
3 To terminate on-line editing, press the
key.
: Changes made in on-line editing are temporary. To save a
changed program, set K18.3 to 1 or transfer the program to the
DRAM by using the COPY function from the I/O screen. To
enable the use of the program when the system is next turned
on, write it to the FROM from the I/O screen.
K018
#7
#6 #5 #4 #3 #2 #1 #0
PMCPRM
#3 0: The ladder program is not transferred to the RAM after on-line
editing.
³ To transfer the program, press the following keys in the
order shown, using the COPY function from the I/O screen:
[COPY], [EXELAD], [EXEC]
1: A ladder program is automatically transferred to the RAM after
on-line editing.