FAQ
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- FAQ > Controllers > Programmable Controllers MELSEC > MELSEC iQ-F Series > CPU Module > Regarding the necessity of using a battery
FAQ
- Inquiries
Regarding the necessity of using a battery
Is a battery required in order to back up the devices during power failure?
Answer
Device back up is available without using a battery.
However, to back up link register (W) and file register (R) devices, a FX3U-32BL (battery) is required.
The FX5UJ/FX5S CPU modules does not require a battery.
However, to back up link register (W) and file register (R) devices, a FX3U-32BL (battery) is required.
The FX5UJ/FX5S CPU modules does not require a battery.
- Product Name
- FX5U, FX5UC, FX5UJ, FX5S
- Product Category
- CPU Module, Options
- Series
- MELSEC iQ-F Series
