Technical FAQs

1. What is the purpose of the IC693ACC328?
   It provides backup power to maintain PLC memory and real‑time clock when main power is lost.

2. Which PLC platforms is it compatible with?
   GE Fanuc Series 90‑30 and Rx3i programmable logic controller systems.

3. Does it require regular replacement?
   The sealed battery is maintenance‑free but should be tested or replaced according to system maintenance plans.

4. Where is it installed?
   It connects to the designated battery socket or compartment on the PLC power module or backplane.

5. Will it power the entire PLC during outages?
   No — it supports only memory retention and clock functions, not full PLC operation.

6. How long does the battery last during a power loss?
   Backup duration varies by system design and battery condition; it is intended for memory retention, not extended operation.

7. Does it require special tools to install?
   Typically no — installation uses standard module or socket access procedures.

8. Is it rechargeable?
   Yes — it is a sealed, rechargeable backup battery designed to be maintained in a charged state by the PLC system.

9. Can it be used in safety‑critical systems?
   Yes — preserving system state and time data is important in safety and logging applications.

10. Where should it be kept in inventory?
    As part of PLC spare parts for control cabinets and maintenance plans.