Omron NX701-17 Series Troubleshooting Manual page 317

CJ-series EtherNet/IP Unit
The section provides tables of the errors (events) that can occur in the following Units.
CJ1W-EIP21
The manual names are given below for the catalog numbers given in the Reference column of the
event table.
Cat. No.
W495
Event code Event name
047A0000 hex Unit Memory
Error (Device
Error)
047B0000 hex Non-volatile
Memory
Error
047C0000 hex Communica-
tions Control-
ler Error
14840000 hex Invalid Com-
munications
Parameter
14850000 hex Tag Data-
base Error
34A80000 hex Verification
Error
34A90000 hex Tag Data Link
Error
NJ/NX-series Troubleshooting Manual (W503)
CJ-series EtherNet/IP Units Operation Manual for NJ-series CPU Unit
Meaning Assumed cause
An error occurred • There is a source of noise
when writing to the nearby.
error history or
• Non-volatile memory failure
device parameters
in non-volatile
memory in the Eth-
erNet/IP Unit.
An error occurred in • There is a source of noise
non-volatile mem- nearby.
ory.
• Non-volatile memory failure
An error occurred in • Noise
the communica-
• Communications Controller
tions controller.
hardware error
An error was found • The power was interrupted
in the validation during a download.
check of the param-
• A communications error
eters for tag data
occurred during a download.
links that are saved
• Non-volatile memory failure
in non-volatile
memory.
A tag database • The power was interrupted
error occurred in during a download.
the CPU Unit when
• A communications error
using variables for
occurred during a download.
tag data links, sta-
tus layout, etc.
The information • The specified target does not
registered for a tar- exist.
get node in the tag
• Variable names do not match.
data link parame-
• The connection size is incor-
ters is different from
rect.
the actual node
• Insufficient connection
information.
resources
There were two or • The power supply to the target
more errors in a node is OFF.
connection as an
• Communications with the target
originator. The fol-
node stop.
lowing are
• The Ethernet cable for Ether-
excluded.
Net/IP is disconnected.
• Connections as a
• The Ethernet cable for Ether-
target
Net/IP is disconnected.
• Connection time-
• Noise
outs due to a Link
OFF Error with
the Ethernet
switch
Manual name
Level
Maj Prt Min Obs Info
S
S
S
S
S
S
S
3 Error Tables
Reference
W495
3
W495
W495
W495
W495
W495
W495
3-239