Programmable Logic Controllers

Focusing on the principles of programmable logic controllers (PLCs), this sixth edition emphasizes a manufacturer-neutral approach. It covers design characteristics, internal architecture, and safety issues, equipping readers with essential skills for fault diagnosis and debugging. The new edition introduces a chapter comparing relay and microprocessor-controlled systems, enhanced programming techniques, and expanded fault-finding methods. Additionally, it includes case studies and detailed examples from multiple PLC manufacturers, ensuring a comprehensive understanding of the subject.