Omron SYSMAC CS1W-CLK13 Operation Manual page 274

Status Area and Troubleshooting
Bit Status and Error Processing
Data Link Status
Bit status
PLC's CPU Unit error is 1:
ON
Communications error is 1:
ON
Data link participation is 0:
OFF
Offset error is 1: ON
Probable cause
A fatal PLC error, non-fatal
PLC error, or a watchdog
timer error has occurred.
The Unit is mounted to a
non-compatible PLC.
The relevant node is not in
the Network.
A communications error has
occurred as a result of
noise.
A communications error has
occurred.
The relevant node is not part
of data links.
There are no active data
links in the Network.
The offset is greater than
the number of send words at
the relevant node.
Section 10-2
Probable remedy
Refer to the PLC's operation
manual and correct the
error. If the error occurs
again, replace the PLC.
Refer to 1-2-5 Controller
Link Unit Models and PLCs
and mount onto the correct
PLC.
Enter the node in the Net-
work.
Conduct an echoback test
using the Controller Link
Support Software and if this
does not correct the error,
check the usage environ-
ment.
Refer to page 242 Trouble-
shooting with RUN, ERC,
RING and INS Indicators
and troubleshoot accord-
ingly.
Enter the relevant node in
data links. If an error occurs,
refer to page 246 Node Can-
not Participate in Data Link
and troubleshoot accord-
ingly.
Activate the data links.
Check the number of send
words at the relevant node,
the number of receive words
at the local node and the off-
set, then reset the data link
table correctly.
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