1. Displays the function combination of restore PLC
program backup: 1. From Keypad. 2. From SD
card.
2. Option 1: Restore from Keypad, recover 4 groups
of PLC program that are stored in the Keypad.
3. Option 2: Restore from SD card, recover PLC
program that is stored in the SD card.
1. This function compares the current parameter
setting with the parameter setting combination
backed up in the Keypad, and can check the
difference in the parameter setting.