Ras; Device Station Disconnection; Automatic Return - Mitsubishi Electric MELSEC iQ-R Series User Manual

1.5

RAS

This acronym stands for Reliability, Availability, and Serviceability. This function improves overall usability of automated
equipment.

Device station disconnection

Data link of the station where the error occurred is stopped, and the data link continues only for stations that are operating
normally.

Automatic return

When the disconnected device station recovers from an error, the data link is automatically resumed.
Precautions
• When removing a device station while the system is operating, check that the device station is performing cyclic
transmission or has been disconnected.
• When removing the Motion module, check that the D LINK LED is on or off.
• The following are the operations depending on the version of the Add-on baseSystem when using the PLCopen Motion
control FB mode.
Version of Add-on baseSystem
"1.9" or earlier
"1.10" or later
• When using the Simple Motion mode, when a device station with a model name different from the disconnected device
station is returned, "Configuration mismatch on return (error code: 1C49H)" occurs. For details, refer to "List of Error
Codes" in the following manual.
MELSEC iQ-R Motion Module User's Manual (Application for Simple Motion Mode)
1 FUNCTIONS
72
1.5 RAS
Description
Automatic return is not supported. If return is performed after disconnection, the slave label will not be updated.
When a device station with a model name different from the disconnected device station is returned, "Configuration
mismatch on return (error code: 1C49H)" occurs. For details, refer to "List of Error Codes" in the following manual.

MELSEC iQ-R Motion Module User's Manual (Application)