Number Of Slots On The Base Unit - Mitsubishi Electric MELSEC Q Series Handbook

2
REPLACEMENT OF CPU MODULE

2.4.4 Number of slots on the base unit

The following table shows how to determine the number of slots on the base unit for each series.
Item
Number of slots on the
base unit
AnS series
Fixed to 8 slots regardless of the actual number.
Model
QnAS series
Same as the actual number of slots. (The
number of slots can be determined in the
parameter setting.)
(Supplement)
If other than 8-slot base unit is used in the
Q series after replacement, set the start XY
address of each slot or set the number of
slots to "8" in the I/O assignment tab of the
PLC parameter dialog box.
Q series
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