Click the blue text to follow! Deployment Strategy for Process Control Based on Modular Design in PLCs Two days ago, Xiao Zhang from the workshop rushed to me: “Old Li, the filling system on production line 3 has problems again. The program is a complete mess; modifying one part requires retuning everything, which not only … Read more
FX5U: Beginner’s Guide to Mitsubishi PLC and Practical Modbus Communication Imagine you have just taken over an automation renovation project, with five frequency converters standing like silent soldiers waiting for orders. An operator points to the flashing screen in the control room and asks, “Can the data from these devices be displayed in real-time?” Don’t … Read more
Click the blue text to follow! Motion Control Algorithm Method Based on Instruction List for PLC A few days ago, Xiao Zhang rushed to find me: “Master Li, the automatic feeder on production line three is stuck again, the servo motor is sometimes fast and sometimes slow, and the materials are misaligned!” I sighed, this … Read more
Introduction **Hello everyone!** Today we are going to discuss a seemingly simple yet crucial aspect of automation control — the correct connection of PLC and limit switches.Don’t underestimate this small switch; it is the “eye” of automation equipment, directly affecting the reliability and safety of equipment operation.Red Alert: If connected improperly, it can lead to … Read more
Optimizing Performance Design Patterns for Object-Oriented Programming in PLC Factory Informatization Yesterday, a new device arrived in the workshop, and Old Zhang complained, “This PLC program is too messy; changing one part affects the whole system!” This is not an isolated case. As the level of automation in factories increases, the traditional PLC ladder diagram … Read more
PLC Performance Optimization: Task Cycle Optimization for 30% Faster Real-Time Response! Introduction **Hey, automation engineers!** Today, I want to share a secret that can make your PLC “fly” — task cycle optimization. Don’t be intimidated by this technical term, I will explain it in the most relatable way. **Imagine what it would mean if your … Read more
Click the blue text to follow! Application of PLCs in Smart Homes – Insights from an Experienced Electrician Two days ago, Engineer Zhang from my community approached me, saying that his “smart home” system was constantly malfunctioning, and the system he spent a lot of money on was less stable than a regular switch. Upon … Read more
In today’s rapidly evolving era of Industry 4.0, smart factories are no longer a distant concept but a tangible reality. Every time I walk into factories that have adopted modern automation technologies, witnessing machines working in harmony and data flowing in real-time, I am amazed by the tremendous transformation technology has brought to the manufacturing … Read more
Authors: Zeng Zhiqiang, Zhang Guangbin Due to the COVID-19 pandemic, most industries have been impacted to varying degrees. However, for businesses primarily operating online, this impact also means opportunity. For example, the surge in “remote work” after the resumption of work and production has made applications like Alibaba DingTalk and Tencent Meeting instant “national applications,” … Read more
The Ansible `cron` module is used to manage scheduled tasks (cron jobs) on remote hosts, allowing you to create, modify, and delete scheduled tasks to ensure specified tasks are executed automatically at designated times. 1. Features of Ansible’s `cron` Module Manage crontab and environment variable entries: You can create environment variables and named crontab entries, … Read more