Omron NX Series User Manual page 249

Event
Event code
name
80240000 hex NX Unit
Clock Not
Synchron-
ized Error
848F0000 hex Device Con-
figuration
Verification
Error
84970000 hex I/O Cable
Short-circuit
849A0000 hex IO-Link
Communi-
cations
Module
Processing
Error
80220000 hex NX Mes-
sage Com-
munications
Error
848C0000 hex Error-level
Device
Event
848D0000 hex IO-Link
Communi-
cations Er-
ror
NX/GX-series IO-Link System User's Manual (W570)
Meaning
A time information For the NX bus of CPU Units
•
error occurred in an
There is a hardware error in
NX Unit. an NX Unit.
•
There is a hardware error in a
CPU Unit.
For Communications Coupler
Units
•
There is a hardware error in
an NX Unit.
•
There is a hardware error in
an EtherCAT Coupler Unit.
The connected de- The connected device is differ-
vice is different from ent from the IO-Link device reg-
the IO-Link device istered for a port of the IO-Link
registered for a port Master.
of the IO-Link Mas-
ter.
There is a short-cir- There is a short-circuit in the I/O
cuit in the cable that cable.
connects the IO-Link An IO-Link device has failed.
master and device.
A hardware failure A hardware failure occurred.
occurred in the IO-
Link Communica-
tions Module.
An error was detect- For the NX bus of CPU Units
•
ed in message com-
The message communica-
munications and the tions load is high.
message frame was
For Communications Coupler
discarded. Units
•
The message communica-
tions load is high.
•
The communications cable is
disconnected or broken.
•
Message communications
were cutoff in communica-
tions.
An error-level event Use CX-ConfiguratorFDT to
occurred in the IO- confirm the IO-Link event code
Link device. of the IO-Link device.
•
An error occurred in
The I/O cable is broken. Or,
IO-Link communica- the IO-Link device is discon-
tions with a device.
nected from the port.
•
An IO-Link device has failed.
•
The communications are af-
fected by noise.
10 Troubleshooting for IO-Link Systems
M
Assumed cause
a
j
Level
I
M O
Reference
P n
i b
rt f
n s
o
¡ page
10-36
¡ page
10-37
¡ page
10-37
¡ page
10-38
¡ page
10-39
¡ page
10-40
¡ page
10-41
10-27
10