System configurations – Rockwell Automation 1769-XXXX Compact I/O Communication Bus Expansion Cables User Manual
Page 6
6 1769 Compact I/O Communication Bus Expansion Cables
Publication 1769-IN014B-EN-P - May 2002
System Configurations
The following illustration show examples of two valid system setups.
TIP
•
When configuring your system using a MicroLogix 1500
controller, only one expansion cable, one expansion power
supply, and a maximum of eight I/O modules may be used
allowing for two banks of I/O modules (maximum). * An adapter
allows three banks and 30 modules maximum.
17
69-
CR
Rx
1769-
CR
Rx
1769-
CLLx
1769
I/
O
1769
I/
O
1769
I/
O
1769
I/
O
1769
I/
O
1769
-C
LL
x
1769 I/
O
1769 I/
O
1769 I/
O
1769 E
nd Cap
1769 I/
O
176
9 Power
Suppl
y
Bus M
ast
er
wi
th
Power
S
upply
Bank 1
*Bank 3
1769 Po
wer
Supply
Bank 2
I/O Slot Number
1
2
3
4
5
6
7
8
9
I/O Slot Number
I/O Slot Number
Right-to-Right
Left-to-Left
176
9 End Cap
1769 I/
O
1769 I/
O
176
9-
CRL
x
176
9-
CRL
x
176
9-
CRL
x
176
9-
CRL
x
1769 I/
O
1769 I/
O
1769 I/
O
1769 I/
O
1769 Pow
er
S
upply
1769 Pow
er
S
upply
Bus M
ast
er
wi
th
Power
S
upply
*Bank 3
Bank 2
Bank 1
1
2
3
4
5
6
I/O Slot Number
Right-to-Left