Simulating Traffic Light Control System: Easy PLC Programming Today, we are going to discuss how to use Siemens PLC to create a simulated traffic light control system. This project is particularly suitable for practice and can teach you many basic skills. Traffic light control seems simple, but there are actually many logical details, especially regarding … Read more
Full Analysis of Alarm Interlock Emergency Shutdown Systems, Learn to Avoid Pitfalls! Today, let’s talk about a classic project in Siemens PLC programming—the alarm interlock emergency shutdown system. This is a very practical system frequently encountered in factories, but if not handled correctly, the machines may suddenly stop working at any time. So, let’s directly … Read more
ORGANIZATION_BLOCK OB1 VAR_TEMP // Temporary variable declaration END_VAR BEGIN // Read input "InputBit" := "I0.0"; // Simple logic processing IF "InputBit" THEN "OutputBit" := TRUE; ELSE "OutputBit" := FALSE; END_IF; // Write output "Q0.0" := "OutputBit"; END_ORGANIZATION_BLOCK In this example, we implemented a simple logic in OB1: when the input I0.0 is TRUE, the output … Read more
Exclusive Reveal: PLC Variable Management Tool for Easier Program Maintenance 1. 1. Scene Restoration In a large pharmaceutical factory’s production line, the PLC control system is responsible for the automation of the entire production process. With the expansion of production scale and process optimization, the PLC program continuously adds new functional modules, resulting in a … Read more
Pressure Control System: PLC Programming Practical Analysis The pressure control system is widely used in automation production. Today, let’s discuss how to use Siemens PLC to create a simple pressure control system. This project seems simple, but in practice, we often encounter some issues, and today we will clarify these step by step. Project Background … Read more
Today, let’s talk about some practical tips for PLC ladder diagram programming. Whether you are a beginner or an experienced professional, these tips will help you write clearer and more efficient PLC programs. Basic Structure of Ladder Diagrams A ladder diagram, as the name suggests, looks like a ladder. The left side represents the power … Read more
PLC (Programmable Logic Controller) can seem quite intimidating for many beginners. They often wonder if it’s really that hard to learn. Don’t worry, PLC is not as difficult as it seems. With the right methods, you can quickly get the hang of it. Here, I will share some of my learning insights. 1. Understand the … Read more
▼ Click the card below to follow me ▲ Click the card above to follow me Hello everyone, I’m Jin Ge. Today, let’s talk about how to bring the commonly used Siemens PLC from the industrial sector into our homes to create a sophisticated smart home system. Don’t think that PLCs are far from our … Read more
1. Design Concept For controlling the LED light, we can imagine the functions of the LED light. The first is the switch, brightness, and color, which are the main three functions. How can we abstract these three functions? Regardless of what the underlying LED device is, we can abstract it using this structure. As shown … Read more
Click the above to follow us! Microcontroller programming download and debugging techniques: ISP, JTAG and other download methods, the use of online debugging tools, making your development more efficient! In microcontroller programming development, downloading and debugging are indispensable steps. Mastering efficient program download methods and debugging techniques can make your development much more effective. This … Read more