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15.8 Backup and Restoration
15.8.5 Security and password
By setting a password for the backup/restore function, the authentication using a password can be conducted at the backup
or restoration.
The password for the backup/restoration and the password on the controller side are used for the authentication.
The following shows the passwords used at the backup or restoration.
Inputting the password on the controller side is not required at the backup or restoration after the first backup (setting of the
password for the backup/restoration). (The authentication of the password on the controller side is conducted automatically.)
Therefore, users have the following merits on the security.
Before setting the password for the backup/restoration
When the password for the backup/restoration is forgotten, the backup and restoration cannot be
executed.
When the password for the backup/restoration is forgotten, format the SD card used or use a
new SD card to back up the data again.
For how to set a password for the backup/restoration, refer to the following.
➠ Setting the password for the backup/restoration
For how to use the password for the backup/restoration after the setting, refer to the following.
➠ How to use the password for the backup/restoration
Password Description
Password for the backup/restoration
This is a password for the authentication at the backup or restoration.
Set this password with the GOT at the first backup.
To set this password, a password on the controller side has to be set in advance.
Password on the controller side
This is a password set to the backup/restoration target file of the controller.
Set this password using the setting software of the controller when the file is written to the
controller.
User Merit
Administrator
Disclosing the password on the controller side to operators on site is not required.
(This prevents from browsing or editing the setting information of the controller by a person
other than the administrator.)
Operators on site
Data can be backed up or restored by using the password for the backup/restoration only.
(Inputting the password on the controller side is not required.)
SD card
Restoration
Backup
Authentication of the password for backup/restoration
Automatic authentication of the
password on the controller side
Authentication of the password for backup/restoration
Automatic authentication of the
password on the controller side