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2.
SYSTEM CONFIGURATION
[When the AnS extension base is used]
The following shows an example that the 16-point
module is installed to each slot.
System Configuration
Maximum number of
extension stages
Maximum number of
I/O modules
Maximum number of
I/O points
Main base unit model
name
Extension base unit
model name
Extension cable
model name
(1) Only one A
(2) When the extension base A1S52B(S1), A1S55B(S1), A58B(S1) or A52B, A55B, A58B are used, the 5VDC
power is supplied from the power supply module of the main base unit. Before use, refer to Section 6.1.3
Precautions
and examine if it can be used.
(3) Limit the length of extension cable to 6m (236inch) or shorter.
(4) When using the extension cable, do not install it with the main circuit cables, which has high voltage, large
current, or install them close together.
(a) A1SHCPU, A2SHCPU system
The following example shows the A1SHCPU system configuration, number of I/
O points, I/O assignment of a stand-alone system.
3rd extension stage
A1SHCPU: 256 points, A2SHCPU: 512 points
A1S65B(S1), A1S68B(S1), A1S52B(S1),
A1S55B(S1), A1S58B(S1)
A1SC03B, A1SC07B, A1SC12B, A1SC30B,
A1SC01B (right-side installation), A1SC60B
N, A
A extension base can be used.(The second extension module cannot be used.)
[When the A
The following shows an example that the 16-point
module is installed to each slot.
1st extension
stage
UNIT
1
2
3
4
5
6
7
16 modules
A1S32B, A1S33B, A1S35B, A1S38B
A62B, A65B, A68B, A52B, A55B, A58B
A1SC05NB, A1SC07NB, A1SC30NB, A1SC50NB
2 - 27
N, A
A extension base is used]
Main base
Slot No.
unit
(A1S38B)
0
1
2
3
4
00
10
20
30
40
50
to
to
to
to
to
to
0F
1F
2F
3F
4F
5F
Extension cable
Slot No.
8
9 10 11 12 13 14 15
1
80 90
A0
B0
C0
2
3
4
to
to
to
to
to
5
6
7
8F
9F
AF
BF
CF
Extension base unit (for A
1st extension stage
5
6
7
60
70
to
to
7F
6F
D0
E0
F0
to
to
to
DF
EF
FF
N, A A)
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Troubleshooting
