Publication IASIMP-QS003B-EN-P - October 2009 25
Prepare the CompactLogix Hardware        Chapter  1
Assemble the 1768 CompactLogix System
1768-L43 Controller, 1768-L45 Controller, 1768-PA3 Power Supply, 1768-ENBT, 
1768-M04SE, 1769-SDN, 1769 Local I/O Modules, 1769-ECR End Cap Terminator
1. Mount the 1768-L43 or 
1768-L45 controller on 
the DIN rail.
a. Pull locking tabs out.
b. Slide controller into 
position and push 
locking tabs in.
2. If you have an 
EtherNet/IP module: 
a. locate the Ethernet 
(MAC) address on the 
side of module and 
record address in 
Appendix A.
b. pull locking tabs out.
c. align module to the left 
of controller on DIN 
rail and slide the mating 
connector into the 
1768-L43 or 1768-L45 
controller.
d. push locking tabs in.