A beginner‑friendly book that explains PLC fundamentals, sequential control concepts, and related circuit applications.
About this manual
This book introduces the basic principles of programmable logic controllers (PLC) and sequential control devices, covering topics such as PLC structure, logic circuits, self‑holding and interlock circuits, timer and counter circuits, and variable‑frequency drive circuits. Practical examples and solutions are provided to help readers apply the concepts.
The material is organized into clear sections with diagrams and explanations, making it suitable for newcomers to PLC technology and control engineering. This manual is written in Chinese.
What's inside
- PLC basics
- Sequential control fundamentals
- PLC principle and structure
- Logic circuits
- Self‑holding and interlock circuits
- Timer circuits
- Counter circuits
- Variable‑frequency drive circuits
- Practical case studies
