4
I/O NUMBER ASSIGNMENT
4.3 Installing Extension Base Units and Setting the Number of Stages
4
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1
O
verv
iew
2
Per
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nce
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p
ecifica
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I/O N
unb
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Assig
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5
Me
mor
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s a
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Ha
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led
by CP
U Mo
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6
Func
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(d) Extension position of using AnS/A series compatible extension base unit
(QA1S6 B, QA6 B, A5 B/A6 B)
When using the Q5 B, Q6 B, QA1S6 B, QA6 B, and A5 B/
A6 B
*1
are used together, mount the Q5 B/Q6 B, QA1S6 B, QA6 B, and
A5 B/A6 B in order from the nearest position of the main base unit.
* 1 : When using the QA1S6 B as the extension base unit, the A5 B/A6 B cannot be
connected.
* 2 : When using the A5 B/A6 B, connect it after connecting the QA6 B.
Note1
Figure 4.8 Layout for use of AnS/A series compatible extension base units
Basic
Process
Redundant
Note4.1
Universal
UD
Note4.1 Note4.1
The Basic model QCPU, Process CPU, Redundant CPU, and Universal model QCPU cannot
use the AnS/A series compatible extension base unit (
QA1S6 B, QA6 B
and
A5 B/A6 B
).
Basic
Process
Redundant
Universal
UD
CPU
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
Q68B
QA1S68
QA68B
Slot number
Power supply
module
CPU module
Extension base unit
Extension 1
Extension base unit for
mounting module corresponding
to the Q Series
(Q5 B/Q6 B is connected to
the main base unit or Q5 B/
Q6 B.)
Extension base unit for
mounting module corresponding
to the AnS series (QA1S6 B is
connected to the main base unit,
the end of the Q5 B/Q6 B or
QA1S6 B)
Extension base unit for mounting
module corresponding to the A
series
2
(QA6 B is connected to
the main base unit, the end of
the Q5 B/Q6 B/QA1S6 B or
QA6 B)
Extension 2
Extension 3