What is Non-Volatile Memory?

Definition

Memory that retains stored data even when power is removed, including flash, EEPROM, and battery-backed RAM. Non-volatile memory stores PLC programs, drive parameters, and fault logs that must persist through power cycles.

Related Terms

Flash Memory

A non-volatile storage technology that retains data without power and can be ele...

Firmware

Permanent software embedded in the memory of a drive, PLC, or controller that co...

Memory Card

A removable storage device used to back up and transfer PLC programs, drive para...

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