Omron ns series User Manual

4-1 Troubleshooting
4-1-3 Operation, Input, and Other Error Messages
96
Message Probable cause Counter measure
I/O comment reading failed.
Attempted to read I/O comments
from the PLC, but an I/O comment
file could not be created because
of insufficient space in the PT or
the Memory Card.
In the I/O Comment File Setting Dialog Box,
delete unnecessary I/O comment files to
increase available space.
Specify the address.
No address was specified when
adding an address for monitoring
by the Multiple I/O Monitor.
Specify the address.
I/O Comment does not exist in
PLC.
An attempt was made to read I/O
comments from a PLC that does
not have I/O comment data.
I/O Comment does not exist in
PLC. Do you delete present I/O
Comment file?
I/O comments were previously
read from a PLC, but the I/O
comment data was missing after
reconnecting to the same PLC.
•
Transfer the symbols tables to the PLC and
then read the I/O comments.
•
Create an I/O comment file with the I/O
Comment Extraction Tool and store it in a
Memory Card or the PT.
Attempt to write invalid value to
I/O.
Invalid value was input while
changing the present value.
Input the correct value for the I/O type.
Cannot change present value
in run mode.
Attempted to change the present
value or timer/counter value while
in RUN mode.
Change the present value after setting
MONITOR mode or PROGRAM mode.
Cannot change the value
because timer/counter mode
differs in Ladder Monitor and
PLC.
Ladder Monitor: xxx mode
PLC: xxx mode
Please return to operation
screen to match the setting,
and restart Ladder Monitor.
The timer/counter operating mode
setting is different for the Ladder
Monitor and the connected PLC.
Restart the Ladder Monitor.
Cannot change value because
circuit is changed. Please read
and set circuit again.
A program section with a
timer/counter setting that was to
be changed was first read by the
Ladder Monitor and then changed
by the CX-Programmer.
Read the program section again.
Cannot change value because
PLC and other tools are
accessing. Please release the
connection of PLC and other
tools.
An attempt was made to change a
timer/counter setting during online
editing or while the program was
being transferred.
Close the connection and then change the
timer/counter setting.
Cannot remove memory card
because Ladder Monitor is
started from memory card.
An attempt was made to remove
the Memory Card while the Ladder
Program was operating from the
Memory Card.
The Memory Card cannot be removed while a
Ladder Monitor stored on the Memory Card is
operating. To remove the Memory Card, first
exit the Ladder Monitor and then perform the
operation in the Initialize Tab Page in the
System Menu.
Cannot change time/counter
present values. Display and
select a timer/counter you want
to change, then select
“Change”.
A timer/counter address was
selected in the I/O Monitor and the
Change
Button was pressed
when connected to a CJ2 CPU
Unit.
Display the timer/counter instruction (e.g., by
using an output instruction search) select the
timer/counter, and then change the present
value.
Cannot search for output
instructions when addresses
with offsets are selected.
An attempt was made to search
for an input condition from an
output instruction that uses an
offset address.
The input condition cannot be found by
searching from an output instruction that uses
an offset address. Use an address search.
Cannot search for input
instructions when addresses
with offsets are selected.
An attempt was made to search
for an output instruction from an
input condition that uses an offset
address.
The output instruction cannot be found by
searching from an input condition that uses an
offset address. Use an address search.

Omron ns series Specifications

General

Brand	Omron
Model	ns series
Category	Touch terminals
Language	English