Download or read book Programmable Logic Controllers written by John R. Hackworth and published by Prentice Hall. This book was released on 2004 with total page 303 pages. Available in PDF, EPUB and Kindle. Book excerpt: "Programmable Logic Controllers" provides the student with a general working knowledge of the various PLC brands and models. Programming concepts applicable to virtually all controllers are discussed, and practical programming problems are presented throughout the text. A basic understanding of AC/DC circuits, electronic devices (including thyristors), basic logic gates, flip-flops, Boolean algebra, and college algebra and trigonometry is a prerequisite. The PLC simulation CD that accompanies the text provides hands-on programming experience.