Omron NJ Series Troubleshooting Manual page 141

Event code Event name
84220000 hex Network
Configura-
tion Verifica-
tion Error
84230000 hex Slave Initial-
ization Error
84280000 hex Slave Appli-
cation Error
84290000 hex Process Data
Transmis-
sion Error
842B0000 hex Process Data
Reception
Timeout
842C0000 hex Process Data
Communica-
tions Error
NJ-series Troubleshooting Manual (W503)
Meaning Assumed cause
A slave that is in the • A slave that is in the network
network configura- configuration information is not
tion information is connected.
not connected. Or,
• There is a node address mis-
a slave that is not in
match.
the network config-
• A different slave from the one
uration information
that is specified in the network
is connected.
configuration information is
connected.
• A slave that is not in the net-
work configuration information
is connected.
• The hardware switches for the
slave node address were
changed to a value other than 0
after the Write Slave Node
Address operation was per-
formed from the Sysmac Stu-
dio.
• The Ethernet physical layer is
broken between two slaves.
Slave initialization • An error occurred in EtherCAT
failed. master processing.
• An initialization error occurred
in the EtherCAT slave.
An error occurred in • An error was detected in the
the slave applica- slave's application layer status
tion. register.
Sending process • It was not possible to send the
data failed. EtherCAT frame during the
EtherCAT communications
period.
• The frame transmission jitter
exceeded the limit.
Process data • The Ethernet cable is broken.
reception timed out.
• The Ethernet cable for Ether-
CAT is disconnected.
• 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 was not performed.
• Noise
• The slave failed.
3 Error Tables
Level
Maj Prt Min Obs Info
S NJ-series
CPU Unit
Built-in Ether-
CAT Port
User's Manual
(Cat. No.
W505)
S Same as
above.
S Same as
above.
S Same as
above.
S Same as
above.
S Same as
above.
Reference
3
3-79