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- FAQ > Controllers > Programmable Controllers MELSEC > MELSEC iQ-F Series > Regarding the range of latch devices
FAQ
- Inquiries
Regarding the range of latch devices
From which to which number is the range of latch device（Power failure retention area）?
Can the link register (W) and file register (R) be latched?
Can the link register (W) and file register (R) be latched?
Answer
The latch range can be set arbitrarily by the customer.
The settings can be found in the memory/device settings of CPU parameters.
To back up the link register (W) and file register (R) devices, a battery FX3U-32BL (option) is required.
The settings can be found in the memory/device settings of CPU parameters.
To back up the link register (W) and file register (R) devices, a battery FX3U-32BL (option) is required.
- Product Name
- FX5U, FX5UC
- Product Category
- CPU Module
- Series
- MELSEC iQ-F Series
