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MELSEC-Q
5 ASSIGNMENT OF I/O NUMBERS
5.3 Base Unit Assignment (Base Mode)
There are "Auto" and "Detail" modes to assign the number of modules can be mounted
in the main and extension base units of High Performance model QCPU.
(1) Auto mode
In Auto mode, the slot numbers are assigned to the main and extension base
units according to the number of slots than can be occupied.
The I/O numbers are assigned according to the modules which can be mounted
to the current base unit.
(a) For 3-slot base unit: 3 slots are occupied
Q33B type main base unit
CP
U m
o
d
u
le
0
1
2
Po
we
r s
u
p
p
ly
Five slots are not occupied.
Q63B type extension base unit
3
4
5
Po
we
r s
u
p
p
ly
Five slots are not occupied.
Q63B type extension base unit
6
7
8
Po
we
r s
u
p
p
ly
Five slots are not occupied.
(b) For 5-slot base unit: 5 slots are occupied
Q35B type main base unit
CPU m
o
d
u
le
0
1
2
3
4
Po
we
r su
p
p
ly
Three slots are not occupied
Q65B type extension base unit
5
6
7
8
9
Po
we
r su
p
p
ly
Three slots are not occupied
Q65B type extension base unit
10 11 12 13 14
Po
we
r su
p
p
ly
Three slots are not occupied