Mitsubishi Electric MELSEC iQ-F Series - Cyclic Transmission

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4 FUNCTIONS
4.1 Function List
RAS
RAS stands for Reliability, Availability, and Serviceability. This function improves overall usability of automated equipment.
Troubleshooting
This function checks the status of modules and networks by executing diagnostics and operation tests using the engineering
tool.
Function Description Availability Reference
Master
station
Local
station
Device station disconnection Stops data link of the station where an error occurred, and
continues data link only for stations that are operating
normally.
Page 59
Device station
disconnection
Automatic return Restarts the data link automatically when the device station
that was disconnected due to an error becomes normal again.
Page 59
Automatic
return
Master station duplication detection When one network has multiple master stations, detects
duplication.
Page 59
Master station
duplication
detection
IP address duplication detection When one network has stations with the same IP address,
detects duplication.
Page 60 IP
address
duplication
detection
Time synchronization Synchronizes the time of device stations with the time
synchronization source (CPU module of the master station).
Page 61 Time
synchronization
Function Description Availability Reference
Master
station
Local
station
Module communication test Checks the module hardware when the communications
using the FX5-CCLGN-MS is unstable.
Page 200
Module
communication
test
CC-Link IE TSN/CC-Link IE Field
diagnostics
Monitors the status of CC-Link IE TSN. The network maps,
stations where data link is not operating, selected station
communication status monitor, and others are displayed on
the engineering tool.
Page 201 CC-
Link IE TSN/
CC-Link IE
Field
diagnostics
Communication test Checks if transient transmission data can be properly routed
from the own station to the communication target.
Page 208
Communication
test