【Introduction】Siemens’ first virtual PLC—S7-1500V was actually launched last year, but there has been little coverage in China. Today, let’s discuss it.Editor | Automation and Engineering TechnologyAuthor | Lao Jing Keywords | Siemens Virtual PLC S7-1500 Approximately 1300 words | Suggested reading time 5 minutesSerious Statement: Unauthorized reproduction is prohibited!In today’s digital age, the industrial automation … Read more
PLC Performance Optimization: Reducing Redundant Scanning and Lowering CPU Load by 35%! 📚 Estimated reading time: 8 minutes > This article will detail the core techniques for PLC performance optimization, helping you significantly reduce CPU load. > – Is your PLC program often experiencing long scan cycles? – How to solve high CPU load issues? … Read more
Recently, I’ve encountered several newcomers asking about the PLC scan cycle issues, it’s really frustrating! They keep making the same mistakes over and over again. After working in this field for over ten years, I’ve seen too many program crashes caused by a lack of understanding of the scan cycle principles. To put it bluntly, … Read more
Friends using Siemens HMI to configure PLC alarms know that, for example, if there are 100 cylinder alarms, the HMI alarm text list needs to configure 100 cylinder HMI alarm texts. This method is time-consuming, labor-intensive, and prone to errors. As shown in the figure:By using the method below, compared to the original way of … Read more
Search on WeChatElectrical Engineering and Electrical Learning PLC program design generally adopts the intuitive method, which is based on the learning experience of the circuit designer, making it relatively subjective and direct. It requires a period of trial and error, debugging the program until it meets the required functions or action requirements; therefore, the designed … Read more
In the previous issue, we discussed the programming applications of two languages: PLC Programming Languages: Ladder Diagram (LD) vs. Structured Text (ST) According to the voting results over the past month, it is clear that Ladder Diagram LD still occupies the largest share, followed by Structured Text ST. The specific data is shown in the … Read more
PLC Intelligent Algorithms: Integration of Machine Learning Applications, 50% Improvement in Anomaly Detection Accuracy! 📚 Estimated reading time: 8 minutes > This article will detail the perfect combination of PLC and machine learning, aiding the upgrade of industrial automation. > – Are you troubled by the high false positive rate of traditional PLC detection methods? … Read more
News 1:Intel is researching 3D PLC flash memory, firmly sticking to the floating gate structure. Although QLC flash memory has not yet been widely adopted, with few SSDs on the market using QLC, flash manufacturers are already preparing for the next generation of PLC flash memory. Last month, Toshiba showcased its PLC plans at the … Read more
When ChatGPT Meets PLC The future has arrived. The story goes like this: I registered an OpenAI account, originally thinking of testing the chat, testing poetry writing, then I accidentally tested writing PLC programs, and it completely overturned my understanding… (There’s a surprise in the second to last paragraph) 01 Let’s Start with a Simple … Read more
After years in automation, I find it unbearable to deal with newcomers who can’t even grasp the basics of sequential control. Just the other day, I encountered a novice in electrical engineering whose Siemens sequential control program was a complete mess, and after running it for a long time, nothing was accomplished, which made me … Read more