Allen-Bradley 1769 - System Configurations

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.
1769-CRRx
1769-CRRx
1769-CLLx
1769 I/O 1769 I/O
1769 I/O 1769 I/O 1769 I/O
1769-CLLx
1769 I/O 1769 I/O 1769 I/O
1769 End Cap
1769 I/O
1769 Power Supply
Bus Master with Power
Supply
Bank 1
*Bank 3
1769 Power Supply
Bank 2
I/O Slot Number
12
34 5
6789
I/O Slot Number
I/O Slot Number
Right-to-Right
Left-to-Left
1769 End Cap
1769 I/O 1769 I/O
1769-CRLx 1769-CRLx 1769-CRLx 1769-CRLx
1769 I/O 1769 I/O 1769 I/O 1769 I/O
1769 Power Supply 1769 Power Supply
Bus Master with Power
Supply
*Bank 3Bank 2Bank 1
12 3 4 5 6
I/O Slot Number
Right-to-Left