HORNER HE-XPW1E0 - Fail - Safe System

MAN0974-14-EN_XL7_XL7P_UM
July 6, 2022 Page 44 | 199
5.14 Fail – Safe System
The Fail-Safe System is a set of features that allow an application to continue running in the event of
certain types of "soft" failures. These "soft" failures include:
• Battery power loss
• Battery-Backed Register RAM or Application Flash corruption due to, for example, an excessive
EMI, Electromagnetic Interference, event.
Selecting “Fail-Safe System” menu will open the following menu screen:
Selecting Backup/Restore Data displays the following screen in:
Backup
= Copies Battery Backed RAM contents on to the onboard flash memory of the OCS.
Restore
= Copies the backed up data from onboard flash memory to the battery backed
RAM.
Clear Backup
= The backup data will be erased from the onboard flash memory.
Exit
= Goes back to previous menu