Introduction to Diagnosing PROFINET IO Using SFC51/SFB52/SFB54 1 Solution 1.1 Project Introduction Figure 1 PROFINET IO network topology for diagnosing SFC51/SFB52/SFB54. The CPU319-3PN/DP serves as the IO controller, with SCALANCE X switches and ET200S, ET200Eco connected as IO devices. …… 1 Solution 1.1 Project Introduction Figure 1 PROFINET IO network topology for diagnosing SFC51/SFB52/SFB54. The … Read more
In the field of industrial automation, PLCs are core control devices, and SFC (Sequential Function Chart), as a programming language defined in the IEC 61131-3 standard, has become a standard skill for senior PLC engineers. Why is SFC so popular in complex automation projects? 1. What is SFC? Why do Senior Engineers Favor It? SFC … Read more
Step control in programming is a very common control method in industrial automation, suitable for sequential execution of process flows. Unlike continuous control, step control allows industrial processes to execute in predetermined steps, ensuring that each process action is completed at the correct time. This article will detail seven practical programming methods for step control, … Read more