Practical and up-to-date, TECHNICIAN"S GUIDE TO PROGRAMMABLE CONTROLLERS, 6th Edition provides readers with the most comprehensive introduction to PLCs available on the market today. Theory, hardware, instructions, programming, installation, startup, and troubleshooting are discussed in detail in a way that is easy to understand and apply. In addition, supplementary programming examples utilizing the PLC instructions in the book give readers a better understanding of the various instructions and how they can be combined to create simple yet effective control logic solutions for today"s world.