Error Code List - Mitsubishi MELESEC-ST User Manual

12 TROUBLESHOOTING

12.4 Error Code List

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This section explains the error codes of the I/O modules and power distribution
modules.
(1) How to confirm error codes
The error codes of the I/O modules and power distribution modules can be
confirmed by the following method.
(a) Using GX Configurator-ST
Connect a personal computer to the head module and confirm the
operating status and error code of any of the I/O modules and power
distribution modules from GX Configurator-ST.
Refer to the GX Configurator-ST Manual for details.
(b) Using the programmable controller
Error code can be confirmed with commands.
Refer to the head module manual for details.
REMARK
The error definition of the I/O module or power distribution module using
PROFIBUS-DP can also be confirmed using the input data ( Er.n Error Information
of the I/O module or power distribution module whose ERR. LED is on or flickering).
For the power distribution module, the Br.n Bit Input can also be used to confirm
the error definition.
Refer to Appendix 2 for details of the Er.n Error Information and Br.n Bit Input.
MELSEC-ST
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