Procedures To Check Errors - Omron CJ1W- ECT21 Operation Manual

5 Troubleshooting
Checking method
Displaying error log for CPU Bus Units
or Special I/O Units in the I/O table
with CX-Programmer
Checking the Unit status and slave
status areas
Checking with Configuration Software
*1. Available information is specific to the EtherCAT master used and the functions of its Configuration Software.
5-1-3

Procedures to Check Errors

The basic procedures to check errors are described below.
1
Check whether an error exists on the EtherCAT Slave Unit with the Configuration Software that
is connected to the EtherCAT master.
2
If an error occurs in the EtherCAT Slave Unit, check the following items to determine the cause
of an error.
• Check indicators
• Check the error log and the status with the CX-Programmer that is connected to the PLC
5 - 4
Information provided
The error log is recorded by the error log function of the EtherCAT
Slave Unit.
The error log can be read with FINS commands to the Unit.
These areas indicate the status of the EtherCAT Slave Unit and the
level of the error.
The Configuration Software provides the emergency message code
*1
and AL status code .
CJ-series EtherCAT Slave Units Operation Manual (W541)