Mitsubishi Electric MELSEC iQ-R Series User Manual page 88

Precautions
The current positon of moved axes after backup stop is not saved.
To execute backup after confirming all axes stop is recommended.
Ex.
When restoring absolute position data saved in an SD card
1.
Set "ABCDH: backup stop request" to System.Cd.BackupRestore.
2.
Confirm System.Md.BackupRestoreStatus changes to "1: backup stop executed" and "2: backup stop".
3.
Transfer the "axis_abs.bin" file backuped in an arbitrary folder in an SD card by by using file transfer (Execution data
backup).
4.
Set "FFFEH: Restored data saving request" to "System.Cd.BackupRestore" after confirming file transfer (Execution data
backup).
5.
Confirm System.Md.BackupRestoreStatus changes to "4: Restored data saving" and "5: Restored data saving
completed".
6.
Carry out software reboot and enable restored data.
System.Cd.
BackupRestore
System.Md.
BackupRestoreStatus
Precautions
After saved data required, the absolute position data of motion system may break if software reboot is carried out or power is
supplied again before System.Md.BackupRestoreStatus changes to "5: Restored data saving completed". Carry out
restoration again.
2 AXIS MANAGEMENT FUNCTIONS
86
2.6 Absolute Position Control
0H ABCDH
1
0
FFFEH
2 4 5
Backup stop