There are time where you need a reference on what does the PLC battery connector looks like for each of the Allen-Bradley PLCs. That time came to me when I was working in a gas plant during a turnaround where I was tasked with replacing all the battery in the various vintage of PLC that was installed throughout the years of operations.
I hope this illustrative article helps fellow engineers and technicians in similiar position. Lets get started.
Control Logix PLC Battery Connector
MicroLogix PLC Battery Connector
PLC5 PLC Battery Connector
SLC500 PLC Battery Connector