W
EB
S
ERVER
CPU M
ODULE
U
SER
’
S
M
ANUAL
FC9Y-B1278
4-13
4: O
PERATION
B
ASICS
Monitor Operation
Another powerful function of WindLDR is to monitor the PLC operation on the PC. The input and output statuses of the
sample program can be monitored in the ladder diagram.
From the WindLDR menu bar, select
Online
>
Monitor
>
Monitor
.
When both inputs I0 and I1 are on, the ladder diagram on the monitor screen looks as follows:
If the USB cable is disconnected and connected during monitoring operation, the USB port may not be detected correctly
by WindLDR. See “Troubleshooting Diagram 19” on page 13-26.
Quit WindLDR
When you have completed monitoring, you can quit WindLDR either directly from the monitor screen or from the editing
screen. In both cases, from the WindLDR application button, click
Exit WindLDR
.
Rung 1:
When both inputs I0 and I1 are
on, output Q0 is turned off.
Rung 2:
When both inputs I0 and I1 are
on, output Q1 is turned off.
Rung 3:
When both input I0 and I1 are
on, internal relay M10 is
turned on.
M8121 is the 1-sec clock
special internal relay.
While M10 is on, output Q2
flashes in 1-sec increments.
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