58
Rockwell Automation Publication 1769-UM021G-EN-P - October 2015
Chapter 3
Install the CompactLogix 5370 L3 Controller
Before You Begin
Consider the following when planning your CompactLogix™ 5370 L3
control system:
•
The controller is the leftmost device in the system.
•
Only one controller can be used on a local 1769 CompactBus. The
controller supports the local bank and up to two more banks.
•
The controller has a power supply distance rating of four. This rating
means that the controller must be within four slots of the power supply.
You can install as many as three modules between the power supply and
the controller, as shown in the following graphic.
•
The controllers support this many local expansion modules across multiple
I/O banks.
•
Each I/O bank requires its own power supply.
Cat. No.
Local Expansion Modules Supported, max
1769- L30ER
1769-L30ERM
1769-L30ER-NSE
8
1769-L33ER
1769-L33ERM
16
1769-L36ERM
30
1769-L33ERM
Compact I/O
End Cap
Power Supply
