A-39
Appendices
NJ-series Instructions Reference Manual (W502)
A-3 Error Code Details
App
Name EtherCAT Timeout Error code 16#1802
Meaning A timeout occurred while trying to access an EtherCAT slave when an instruction was executed.
Effects User program Continues. Operation The relevant instruction will end according to specifica-
tions.
System-defined
variables
Variable Data type Name
None --- ---
Cause and
correction
Assumed cause Correction Prevention
Communications with the target slave
timed out.
Check the operating status of the tar-
get slave and correct the cause of the
problem.
Depends on the nature of the error.
Precautions/
Remarks
None
Name Reception Buffer Overflow Error code 16#1803
Meaning The receive data from an EtherCAT slave overflowed the receive buffer when an instruction was executed.
Effects User program Continues. Operation The relevant instruction will end according to specifica-
tions. It will not be possible to receive data from the slave.
System-defined
variables
Variable Data type Name
None --- ---
Cause and
correction
Assumed cause Correction Prevention
The receive data from the slave over-
flowed the receive buffer.
Set the size of the reception buffer to
a value larger than the size of the
receive data from the slave.
Set the size of the receive buffer to a
value larger than the size of the
receive data from the slave.
Precautions/
Remarks
None
Name SDO Abort Error Error code 16#1804
Meaning An SDO abort error was received from an EtherCAT slave when an instruction was executed.
Effects User program Continues. Operation The relevant instruction will end according to specifica-
tions.
System-defined
variables
Variable Data type Name
None --- ---
Cause and
correction
Assumed cause Correction Prevention
Depends on the specifications of the
slave.
Refer to the manual for the slave and
correct the problem.
Refer to the manual for the slave and
take the necessary steps to prevent
the problem.
Precautions/
Remarks
None
Name Saving Packet Monitor File Error code 16#1805
Meaning An instruction for packet monitoring was executed while saving an EtherCAT packet monitor file.
Effects User program Continues. Operation The relevant instruction will end according to specifica-
tions.
System-defined
variables
Variable Data type Name
None --- ---
Cause and
correction
Assumed cause Correction Prevention
An instruction for packet monitoring
was executed while saving an Ether-
CAT packet monitor file.
Execute the instruction for packet
monitoring after saving the EtherCAT
packet monitor file is completed. You
can check packet monitor file save
status to see if saving a packet moni-
tor file is completed.
Execute packet monitoring instruc-
tions only after the packet monitor file
is saved. You can check packet moni-
tor file save status to see if saving a
packet monitor file is completed.
Precautions/
Remarks
None
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