Hello everyone! I am Xiao Wang, a veteran in the field of industrial automation for over ten years. Today, I would like to share some insights from my experience in developing a recipe control system using the Siemens S7-1500 PLC. Over the years, I have handled dozens of recipe projects, learned from my mistakes, and … Read more
The automation system for electronic component production requires high precision and stability. Siemens PLC, with its reliability and flexibility, has become the preferred control platform. 1. Hardware Configuration Selection of PLC and Expansion Modules The core control system of the electronic component production line uses the Siemens S7-1500 series PLC, with the main CPU being … Read more
Asset Management: Equipment Asset Management System Based on Siemens PLC Extends Equipment Life by Over 30%! Hello, fellow engineers. I am Yang. Today, let’s discuss a very practical topic – using PLCs to create an equipment asset management system. This system can help companies save a significant amount of money. After implementing it in an … Read more
With the rise of “Industry 4.0” and the wave of “domestic substitution”, the automation field in China is undergoing a profound transformation. As the “heart component” of industrial automation, PLCs play a crucial role in this process. The market, once dominated by European, American, and Japanese brands such as Siemens, Rockwell, and Mitsubishi, is now … Read more
Optimizing PLC Communication Protocols: Transmission efficiency increased by 300%! Say goodbye to data lag! 1. Hardware Layer: Equip the PLC with a “Supercar Engine” Select the right model: The S7-1500 Max PDUSize reaches 960 bytes, which is 4 times faster than the S7-200Smart! (Data source: Siemens official website) Physical isolation: Using opto-isolator modules increases anti-interference … Read more
Integration of PLC Smart Sensors: Real-Time Capture of Production Pulse, Reducing Failure Rate by 80%! Last year, a food factory suffered a loss of 1.2 million due to a temperature sensor failure that caused 5,000 boxes of yogurt to spoil! Even more outrageous, an automotive factory incurred a penalty of 2.8 million due to a … Read more
Have you ever wondered which screen you have switched to during debugging?The system provides the interface: DB19.DBW24It gives the screen number, which can be found in the help section of TIA Portal:You can also find it in the PLC manual:Example 1: In manual mode, open the TSM windowAt this point, monitor DB19.DBW24 in TIA PortalExample … Read more
1. Basic Knowledge of PLC A Programmable Logic Controller (PLC) is a digital computer control device specifically designed for industrial environments. It uses programmable memory to store instructions for executing logical operations, sequential control, timing, counting, and arithmetic operations, controlling various types of machinery or production processes through digital or analog input/output. 1.1 Working Principle … Read more
“PLC Energy Saving Transformation: Upgrade Solutions for Old Equipment with Immediate Energy Efficiency Results!” Hello everyone! Today, let’s talk about a topic that factory owners both love and hate—electricity bills! Looking at those “old buddies” working hard in the workshop, do you often find yourself worrying about the electric meter? Don’t worry, I have a … Read more
Hello everyone, I am Xiao Chen. Today, let’s discuss a common issue that many PLC beginners encounter: why does a large number of ladder diagrams make the program seem bloated and difficult to maintain?In fact, while ladder diagrams are intuitive, programming purely with basic instructions is indeed inefficient.Mastering Function Block programming can make your PLC … Read more