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  • No : 22329
  • Release Date : 2018/08/30 13:55
  • Update : 2023/02/13 11:04
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Regarding the latch settings of data register

When FX5U/FX5UC/FX5S CPU module's power is set to OFF, data register(D100) is cleared.
Are there any settings required to latch this register?
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Answer

It is necessary to set the latch range from the following GX Works3 parameters:
[Navigation Window] -> [CPU Parameters] -> [Device/Memory Settings] -> [Device/Label Memory Area Setting]
For FX5UJ CPU module, the latch range is from D128 to D7000, and it cannot be changed.
Product Name
FX5U, FX5UC, FX5UJ, FX5S
Product Category
CPU Module, Engineering Software
Series
MELSEC iQ-F Series

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