Product Description:
The Allen-Bradley 1747-BA is a lithium battery. The Allen-Bradley 1747-BA is not rechargeable, but it can be replaced. Backup for RAM is provided by lithium batteries like the 1747-BA. Lithium batteries provide backup for approximately 5 years for the Allen-Bradley 1747-L511, while they provide backup for approximately 2 years for the Allen-Bradley 1747-L514. The 1747-BA lithium battery provides power for approximately 2 years for the SLC 5/02, 5/03, 5/04, and the SLC 5/05 as well. The battery LED on the processor will alert you when the battery voltage is low.
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