Click the little blue text to follow! Practical Troubleshooting of PLC Instruction Tables in Data Acquisition Last Friday, the newly installed automated production line in the workshop suddenly alarmed and stopped. Xiao Wang hurried over to find me. “Master Li, the main control computer shows no data, the program is still running but no production … Read more
Security Design Solutions for IoT Applications Driven by PLC Function Block Diagrams A few days ago, a friend involved in factory automation rushed to me, saying that their temperature control system inexplicably activated in the middle of the night, nearly causing a safety incident. After investigation, it was found that their newly launched remote monitoring … Read more
1. Introduction Modbus communication is a widely used communication protocol, commonly applied in variable frequency drives, smart instruments, and other intelligent devices. This article uses the S7-200SMART series PLC as the Modbus master and the Siemens V20 variable frequency drive and Omron E5EZ intelligent temperature controller as slaves to share how to use a custom … Read more
Practical Sharing on the Automation Transformation of Industrial Water Supply Systems: A Solution Based on S7-400 Having been engaged in the industrial automation industry for 15 years, focusing on the automation transformation of large water supply systems, I would like to share my experience from a municipal water supply system automation project that I led, … Read more
Click the blue text to follow immediately 1. What is an Industrial Control System? An industrial control system may sound abstract at first, but its task is quite concrete:real-time monitoring of production lines, ensuring precise operation of equipment, and stable data transmission. For example In an automotive manufacturing workshop, robotic arms can precisely weld car … Read more
PLC Application Case: Rubber Extrusion Production Line Achieves 300% Improvement in Product Accuracy! Introduction **Hello everyone!** Today I want to share a case that has excited engineers in the rubber products industry — the practical experience of improving the accuracy of a PLC-controlled rubber extrusion production line by 300%! Don’t doubt it, this is not … Read more
Click on the “Technical Training” above and select “Top Public Account“ Over 160,000 industrial control professionals follow this WeChat platform: technical sharing, learning exchange, industrial control videos To be honest, in the electrical industry, if you are just looking to get by, this job will suffice for your needs. However, if you aspire to earn … Read more
Click the blue text for more exciting information PLC Ladder Diagram Insights – Advice for Electrical Beginners To be honest, half of the people programming PLCs in factories today can only copy code from the manual. There are very few who truly understand how to write good ladder diagrams. I’ve been in this industry for … Read more
Click the blue text to follow! Application of PLC in Smart Homes: Technology Migration from Workshop to Living Room Yesterday, Xiao Wang came to me with a question. He said he had done a home automation project using a bunch of smart switches and sensors, but the system was always unstable, sometimes working and sometimes … Read more
Click↑↑Technical Training, follow and pin it to subscribe for free long-term 180,000+Industrial control professionals follow this WeChat platform: Technical sharing, learning exchange, industrial control videos Introduction The principles of electrical circuit control and PLC control are interconnected. Naturally, electrical control can be more conveniently and efficiently interpreted through PLCs. So how is the electrical control … Read more