3-21
3 Error Tables
NJ-series Troubleshooting Manual (W503)
3-1 Errors by Source
3
3-1-2 Errors in the PLC Function Module
54011C04 hex CIP Timeout A CIP timeout occurred
during execution of a CIP
communications instruc-
tion.
• A device does not
exist for the specified
IP address.
• The CIP connection
for the specified han-
dle timed out and was
closed.
• Power to the remote
device is OFF.
• Communications are
stopped at the remote
device.
• The Ethernet cable
connector for Ether-
Net/IP is discon-
nected.
• The Ethernet cable for
EtherNet/IP is discon-
nected.
• Noise
S NJ-series
Instruc-
tions Ref-
erence
Manual
(Cat. No.
W502)
54012000 hex Local IP Address
Setting Error
An instruction was exe-
cuted when there was a
setting error in the local IP
address.
• An instruction was
executed when there
was a setting error in
the local IP address.
S Same as
above.
54012001 hex TCP/UDP Port
Already in Use
The UDP or TCP port was
already in use when the
instruction was executed.
• The UDP or TCP port
is already in use.
S Same as
above.
54012002 hex Address Resolu-
tion Failed
Address resolution failed
for a remote node with the
domain name that was
specified in the instruction.
• The domain name
specified for the
instruction is not cor-
rect.
• The hosts and DNS
settings in the Control-
ler are incorrect.
• The DNS server set-
tings are incorrect.
S Same as
above.
Event code Event name Meaning Assumed cause
Level
Refer-
ence
Maj Prt Min Obs Info