Omron NX701-17 Series Troubleshooting Manual page 180

3 Error Tables
Event code Event name
842B0000 hex Process Data
Reception
Timeout
842C 0000 hex Process Data
Communica-
tions Error
842F0000 hex Input Pro-
(Ver. 1.13 or cess Data
later) Invalid Error
102F 0000 hex EtherCAT
(Ver. 1.03 or Slave
later) Backup
Failed
3-102
Meaning Assumed cause
Process data • The Ethernet cable is broken or
reception timed out. the specified cable is not being
used.
• A connector on the Ethernet
cable is disconnected, the con-
tact is faulty, or parts are faulty.
• A general-purpose Ethernet
hub is connected.
• The master failed.
• The slave failed.
• The Ethernet cable is too long.
• The CPU Unit task period is too
short.
• Noise
An error occurred in • A slave left the network even
process data com- though the disconnection oper-
munications. ation or disable operation was
not performed.
• The slave failed.
Because the Ether-
• Hardware failure of EtherCAT
CAT master could
slave
not perform pro-
• Noise
cess data commu-
nications normally
when it was in the
Operational state,
the Input Data
Invalid state contin-
ued for the follow-
ing period.
• When the task
period is 10 ms or
shorter: 100 ms
• When the task
period is longer
than 10 ms: 10
periods of the
task
The backup opera- • There is no connection
tion for an Ether- between the EtherCAT master
CAT slave ended in and the slave (Link OFF).
an error.
• An error caused an incorrect
EtherCAT master status.
• The EtherCAT network configu-
ration information does not
agree with the physical network
configuration.
• The request to the EtherCAT
slave failed.
• The EtherCAT master was tem-
porarily unable to perform the
processing because it was exe-
cuting other processing.
• Initialization of the EtherCAT
slave failed.
• It was not possible to read the
backup parameters from the
EtherCAT slave.
• Communications with an
OMRON Communications Cou-
pler Unit or NX Unit failed.
Level
Maj Prt Min Obs Info
S
S
S
S
NJ/NX-series Troubleshooting Manual (W503)
Reference
W505
W505
W505
W505