Automation Networks

Difference between AB PLC5 /Siemens S5 & Controllogix Gateway / Siemens S7

Automation Networks bg

AN found this old forum discussing the difference AB PLC 5 and the Siemens alternative S5; and the comparable difference between the AB Controllogix Gateway and the Siemens S7.   Here are some comments that may help to clarify the differences and which solution can be optimal pending your application.