Omron CJ1W-EIP21 Operation Manuals page 357

Event name Verification Error
Meaning The information registered for a target node in the tag data link parameters is different from the actual node informa-
tion.
Source PLC Function Module
Error attributes Level
Effects User program
System-defined Variable
variables
None
Cause and Assumed cause
correction
The specified target does not exist.
Variable names do not match.
The connection size is incorrect.
Insufficient connection resources
Attached None
information
Precautions/ Identify the target node in the detailed information of the error history.
Remarks
CJ-series EtherNet/IP Units Operation Manual for NJ-series CPU Unit (W495)
Source details
Minor fault Recovery
Continues. Operation
Data type
---
Correction
If the power supply for nodes with reg-
istered connections is not ON, turn
ON the power supply. Correct the
cable if it is disconnected or loose.
Implement noise countermeasures if
there is excessive noise.
Correct the data link parameters or
change the connection nodes so that
the data link parameters match the
actual node information.
Reduce the number of class-3 mes-
sages that are being used.
13 Troubleshooting
Event code 34A8 0000 hex
CJ-series Unit Detection
timing
Automatic recov- Log category
ery
Reconnection processing is periodically repeated for the
target.
Name
---
Prevention
Check that the power supply for con-
nection nodes is turned ON. Connect
the cable securely. Implement noise
countermeasures if there is excessive
noise.
Make the settings so that the data link
parameters match the actual node
information.
Reduce the number of data links and
class-3 messages that are used.
After link is
established
System
13
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