Type
BU668
BU666
BU664
(1) Minimum Configuration
•
Mount the unit cover (SP601) on the leftmost expansion interface slot to avoid risks of electrical
shock.
Mount the space module (SP600) on the vacant slot to protect the equipment and operators
from accidents due to static electricity
6F8C0836
Table 1-6 Modules mounted on the expansion base ( Ο: Yes, X : No)
Module type
I/O module
All
I/O module
All
I/O module
All
Examples of BU648E
S0 S1 S2 S3 S4 S5 S6 S7 S8
S
P
U
S
E
E
T
2
S
C
2
N
N
C
*
O
0
1 2 3
5 station modules slots
Figure 1-3 Minimum configuration
1.1 S2 Configuration (Station Module: Single Configuration)
S0
S1
S2
X
O
O
O
O
O
O
O
O
P
I
I
I
I
U
/
/
/
/
C
S
*
O
O
O
4
5
6
7
3 station modules slots
Caution
S3
S4
S5
S6
S7
S8
O
O
O
O
O
O
−
−
−
O
O
O
−
−
−
−
−
O
S0 S1 S2 S3 S4 S5 S6 S7 S8
S
E
E
I
I
I
I
I
I
2
N
N
/
/
/
/
/
/
O
O
O
O
O
O
0
1 2 3
4
5
6
7
1
7