Description : The text discusses PLCs in a general sense even though the examples and exercises use the Allen Bradley line of PLC-5, SLC-500 and ControlLogix PLCs extensively. So if you are student seeking to gain a good working knowledge of one of the most popular PLCs on the market then this is your book. It deals very thoroughly in a basic and intermediate level, touching on some advanced concepts as well. Some nice extra material not found in other books is chapter 13 on PLC Installation Practices, Editing and Troubleshooting.