Click the blue text to follow! Just arrived at the workshop this morning, and the equipment suddenly alarmed and stopped. Checking the fault information: Timer overflow. Our colleague Xiao Zhang scratched his head: “Isn’t it just a timer? Why does it keep having problems?” Many beginners in industrial control encounter similar situations. Today, I will … Read more
Click the blue text to follow! 10 Timer Application Practice: A Decade of Workshop Experience from an Old Electrician A few days ago, Xiao Zhang rushed to me: “Master Li, please help me check, the conveyor belt on production line three keeps stopping and starting, causing us to rework a large batch of products!” I … Read more
★ Yang Xuezhi, Xiao Wei, Zhao Yangguang, China Software Testing Center Abstract:Industrial control systems are a crucial foundation for the digital transformation of manufacturing and a significant driving force for new industrialization. In recent years, with the rapid development of computer technology, communication technology, and control technology, the traditional control field is undergoing an unprecedented … Read more
Introduction to Industrial Control Systems: Building a Simple Temperature and Humidity Control System Hello everyone, I am an engineer with over ten years of experience in the field of industrial automation control. Today, I would like to share a very practical project experience – how to use the DVP-ES2 PLC to build a temperature and … Read more
JZGKCHINAIndustrial Control Technology Sharing Platform Industrial control professionals believe: The source of all methods in industrial control What is it? It is a PLC There are secrets to this PLC Like the source of all methods in the universe, “Tathāgata” —— Like a PLC Is it programmable? Yes, it is indeed programmable. But is it … Read more
Hello everyone, I am Edison. As a programmer in the field of industrial automation, it seems a bit unreasonable not to understand PLCs and HMIs. Here, I will use two short articles to quickly introduce you to the field of HMI development. In the future, I will consider publishing a series of articles to explore … Read more
PLC Application Case Study: Tire Vulcanization Control System Reduces Cycle Time by 20%! 📚 Reading Time: 8 minutes | Practical Value: ⭐⭐⭐⭐⭐ > Have you encountered the following issues? – Long cycle time in the tire vulcanization process? – Insufficient temperature control accuracy? – Bottlenecks in improving production efficiency? – Unclear direction for PLC program … Read more
Control Requirements Three switches are used to operate the PLC to control the frequency converter driving the electric motor for delayed forward and reverse operation. One switch is used for forward control, one switch is used for stop control, and one switch is used for reverse control. When the forward switch is closed, the motor … Read more
Recently, I have been frequently asked by newcomers about I/O mapping, which is quite annoying. After working in this field for over ten years, I have seen too many people who can’t even understand such basic concepts, constantly complicating simple issues. So today, I will discuss I/O mapping in PLCs, so please stop asking about … Read more