With the development of computer technology, storage logic has begun to enter the industrial control field. The Programmable Logic Controller (PLC), as a general-purpose industrial control computer, is a representative achievement of storage logic in industrial applications.Since the first PLC was successfully developed in 1969 and applied to the automotive manufacturing assembly line, PLCs have … Read more
In recent years, with the development of society, PLC (Programmable Logic Controller) has been widely used in industrial production, and the requirements for its use by technical personnel have been increasing year by year. Therefore, the requirements for the normal and stable operation of the system are also getting higher. The Programmable Logic Controller (PLC) … Read more
Search on WeChat Jicheng Training Practical tips for daily applications of PLCs, hoping to assist everyone in their daily use of PLCs. 1 Grounding Issues The grounding requirements for PLC systems are quite strict, and it is best to have an independent dedicated grounding system. Also, ensure that other devices related to the PLC are … Read more
Search on WeChat Tech Training A complete PLC program is not just about getting the system to run; it also requires comprehensive comments, excellent architecture, good scalability, a complete alarm protection system, and a simulation system before operation. Today, I will share several PLC examples for reference! 1. PLC Example – Traffic Light 1. Traffic … Read more
Search on WeChat Technical Training 1. Bidirectional Movement of the Cart Use S7-200 to achieve automatic control of the cart’s bidirectional movement. The control process involves pressing the start button, causing the cart to move from left to right (or right to left). When it reaches the right (or left) limit switch, the cart automatically … Read more
1. What is PLC? PLC is an intelligent controller, full name is Programmable Logic Controller. The definition of PLC is: an electronic system designed for digital operation, specifically for use in industrial environments. It uses a type of programmable memory for internal storage of programs, executing logical operations, sequential control, timing, counting, and arithmetic operations, … Read more
Working Principle of PLC PLC Concept (Basic Composition, Working Principle) PLC Data Types & Addressing Methods (It is important to distinguish this, PLC storage size (bit, byte, word, double word BIT BYTE WORD DWORD), types of storage (Siemens DIDQAIAQMSMVLTCHTHC area; Mitsubishi XYMDTCRVZ area), Data Types (INT16 DINT32 REAL STRING WORD16 DWORD32 BOOL TIME DATE CHAR8 … Read more
Anyone engaged in electrical work knows that the automation control of industrial production and technological development relies on PLCs. PLC can be broadly understood as: a centralized relay extension control cabinet. In actual production applications, PLCs greatly save the costs of industrial control and enhance the centralized management and automatic control of equipment. To learn … Read more
Programmable Logic Controller (PLC) is undoubtedly the core device of modern industrial automation. PLC achieves precise control over various mechanical devices or production processes by storing and executing logical operations, sequential control, timing, counting, and arithmetic operations. ▲CRT Motion Controller 1.Overview and Structure of PLC PLC is an electronic system device designed specifically for digital … Read more
1. Definition and Classification of PLC PLC is a new generation of general industrial control devices based on microprocessor technology, integrating computer technology, automatic control technology, and communication technology. It uses “natural language” programming aimed at control processes, making it suitable for industrial environments, easy to understand, user-friendly, and highly reliable. PLC is developed based … Read more