PLC Fault Troubleshooting Flowchart: A Clear Step-by-Step Guide

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%!

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 Signal Filtering: Signal Processing Algorithms to Eliminate Data Noise!

“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

Connection Schemes for PLCs and Various Sensors (Including Application Diagrams)

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 for Full Process Automation!

“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

Fundamentals of PLCs

Thank you for your attention!END1. This article is sourced from the internet, and does not represent the views and positions of the original author. The copyright of the published article belongs to the original author.2. We focus on sharing. If there is any infringement, please contact us for timely deletion.Warm reminder: Long press the image … Read more

Hardware Structure of S7-1200 PLC Applications

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

Application Case of PLC in Sewage Treatment

【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

Seven Methods of Step Control in PLC: A Comprehensive Guide from Basics to Customization

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

Why High-Paying Positions in the PLC Field Are Facing a Talent Shortage

Dear colleagues! Today, let’s discuss a particularly strange yet very real issue. The PLC field is currently facing an unprecedented “talent shortage” for high-paying positions. Isn’t that odd? According to data from the Ministry of Industry and Information Technology, by 2025, the talent gap in our country’s intelligent manufacturing sector could reach 4.5 million! That’s … Read more