
5. PMC LADDER DIAGRAM DISPLAY
(PMCLAD)
B–61863E/15
PMC OPERATION (CRT/MDI)
492
The following functions can be done the ladder diagram display screen.
(a) Specified relay coil of ladder diagrams can be searched and
displayed.
(b) Ladder diagram dynamic display.
The logical on-off states during a sequence program execution are
displayed on a ladder diagram by changing the brightness in case
of a monochrome CRT or by changing colors in case of a color
CRT.
(1) Ladder diagram display
Press [PMCLAD] soft key, then the ladder diagram will be displayed.
Eight relay contacts and relay coils in total are displayed in the
horizontal direction of the CRT screen.
If the number of relay contacts exceed the above value, they are
displayed in 2 or more lines.
LADDER MONIT RUN
MA SPDALM X2.4
[SEARCH] [ADRESS ] [TRIGER] [WINDOW] [ ]
[ DUMP ] [ DPARA ] [ ] [ONLEDT] [ ]
MACHINE
READY
MACHINE
ALARM
Signal name
(Within 6 characters)
Address or
symbol name
Comments
(within 30
characters)
9 lines
Fig. 5.1 Ladder diagram display
NOTE
When online communication is being performed with USE
selected on the online setting screen (see Section III–8.5),
pressing the [PMCLAD] soft key displays the message
”REJECT (ONLINE MONITOR ACTIVE),” disabling access
to the display. In such a case, select NOT USED on the
online setting screen, and stop online communication on
the PC side.
5.1
LADDER DIAGRAM
DISPLAY