GE 90*-30 PLC Series - Page 36

GFK-0356Q Chapter 1 Overview of the Series 90-30 PLC 1-5
1
+
Series 90-30
PWR
OK
RUN
BATT
HIgh Capacity
Power Supply
Power Supply
CPU
I/O Modules
CPU/1
POWER
a44564A
E
X
P
A
N
S
I
O
N
BASE 5-SLOT
PROGRAMMABLE
CONTROLLER
USER PROGRAM
CAUTION
SUPPLY
AND REGISTER
VALUES MAY BE
LOST IF POWER
SUPPLY IS
REMOVED FOR
LONGER THAN
1 HOUR
C
P
U
NON-CPU SLOTS
I/O-2 I/O-3 I/O-4 I/O-5
CPU331
A1 2 3 4 5 6 7 8
B1 2 3 4 5 6 7 8
F
A1
A2
A3
A4
A5
A6
A7
A8
B1
B2
B3
B4
B5
B6
B7
B8
A1 2 3 4 5 6 7 8
B1 2 3 4 5 6 7 8
F
A1
A2
A3
A4
A5
A6
A7
A8
B1
B2
B3
B4
B5
B6
B7
B8
A1 2 3 4 5 6 7 8
B1 2 3 4 5 6 7 8
F
A1
A2
A3
A4
A5
A6
A7
A8
B1
B2
B3
B4
B5
B6
B7
B8
A1 2 3 4 5 6 7 8
B1 2 3 4 5 6 7 8
F
A1
A2
A3
A4
A5
A6
A7
A8
B1
B2
B3
B4
B5
B6
B7
B8
Figure 1-5. Assembling the System