“Solving the Factory Communication Lag Problem, Improving Equipment Response Speed by 80%! A Deep Dive into Profinet vs. Modbus” (Suspenseful Opening) Hey folks! Today, let’s talk about a problem that drives engineers crazy—suddenly, the equipment in the workshop goes “silent,” and the PLC and HMI are performing a “disconnection drama.” Have you ever experienced that … Read more
Common Causes and Solutions for PLC Failures During OperationPART1.Peripheral Circuit Component Failures Such failures often occur after the PLC has been in operation for a certain period. If a component failure occurs in the PLC control circuit, the PLC control system will immediately stop working automatically. The input circuit is the port through which the … Read more
PLC Intelligent Control: Reinforcement Learning Controllers Enhance Complex System Optimization by 60%! Introduction Hello everyone! Today I want to share with you a technological breakthrough that excites the industrial automation field — the PLC Reinforcement Learning Controller! Don’t be intimidated by this technical term, I will explain it in the most relatable way. Trust me, … Read more
“PLC Analog Filtering: 3 Key Techniques to Tame Data Noise, Making Equipment Stable Like a Rock!” Hello everyone! Today, let’s talk about the most frustrating issue in industrial sites: the sudden fluctuations of analog signals! Just look at this data curve, shaking more vigorously than a square dance aunt, and the equipment often malfunctions, raising … Read more
In industrial sites, various analog sensors such as pressure, displacement, temperature, flow, and speed differ in their design and technical methods. The power distribution methods for sensor operation are mainly divided into two-wire and four-wire systems, and the output analog signals also vary, with common signals being 0-20mA, 4-20mA current signals, and 0-75mV, 0-5V, 1-5V … Read more
“PLC Device Coordination: Cross-System Collaboration Solutions, Boosting Production Efficiency by 80%, Boss Calls It Professional!” Have you ever been driven crazy by the “information islands” on the production line? Guess what? Yesterday, Old Zhang’s food factory had another fryer explosion—the PLC of the packaging line was outputting wildly, while the PLC of the filling line … Read more
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Click the blue textto follow us Introduction This chapter mainly introduces the basic structure and application characteristics of Siemens S7-1200 series Programmable Logic Controllers (PLCs), providing a detailed explanation of its programming environment and applications, along with typical instruction programming methods through examples, and discusses the main issues to consider in PLC application design. The … Read more
【Action Description】 As shown in Figure 2-5-1, a sewage tank is equipped with two sewage pumps for the discharge treatment of sewage, with the following specific control requirements: 1) Long press the start button for 3 seconds to start the device, the running indicator light Y1 (green light) will light up. Press the button a … 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