Protocol-Specific Information - Mitsubishi Electric M80 Series Maintenance Manual

M800/M80/E80 Series Maintenance Manual
4 Failure Diagnosis

4.14.1.2 Protocol-Specific Information

The device ranges SD1164 to SD1182 and SD1664 to SD1682 are opened for each protocol, which are used as indicated
below.
When multi-project is enabled, use the PLC device for project 1.
Device
(EXT1/EXT3)
SD1164 SD1664
SD1165 to SD1182 SD1665 to SD1682
(*1) The data can not be cleared by turning the power OFF. For details for clearing data, refer to "4.14.2 Diagnosis Com-
mand".
How to diagnose the specific information of protocols
EtherNet/IP communication:
Check that the number of times of Reset request is not increasing. Reset request is not necessary for EtherNet/IP
on the NC. When the number increases, it means there is the device which requests an unnecessary Reset.
The device which requests the unnecessary Reset might be infected with a virus. Check that the device functions
properly.
Device
CC-Link IE Field
(EXT2/EXT4)
Not used
Not used
The number of receptions of Reset
request (*1)
When the number increases, an un-
necessary Reset is being requested
from the connected device.
Not used
135
EtherNet/IP
IB-1501273-F