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| PLC 5 |
The first PLC introduce by Allen Bradley are known as PLC 5 family.software used for programming is rslogix 5
Nex PLC introduced is known as SLC 500 family.The programming software used is Rslogix 500.Which is more advanced than Rslogix 500 and most popular in use.
After SLC 500 they introduce most famous and used PLC's ie Micrologix famly
