Yes, you can display previous data by the backup file (*.bin) generated in the storage device.

Follow the steps below to show previous data.

E.g.) Alarm display

1. When pressing [File] button, backup files and dates when they were saved are displayed.
   
   
   
   
2. Select the date you wish to display and press [Open Log File] button.
   

  * For details about how to create backup files of trends/alarms, please click here.

When trends/alarms do not have [File] button (function: File select)

You can add [File select] button from Trend/Alarm setting dialog box.