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- FAQ > Controllers > Programmable Controllers MELSEC > MELSEC-Q Series > How to specify intelligent function module devices
FAQ
How to specify intelligent function module devices
What number should I set for the "U**" in (U**\**), the representation of function module devices?
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Answer
For "U**", set the first two digits of the start I/O number of an intelligent function module in three-digit representation.
Example) For X/Y1F0, set "U1F".
Example) For X/Y1F0, set "U1F".
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