Search on WeChat Technical Training Definition of PLC A programmable logic controller (PLC) is a digital operation electronic system designed for use in industrial environments. It uses programmable memory to store instructions for performing logic operations, sequential control, timing, counting, and arithmetic operations, and controls various types of machinery or production processes through digital and … Read more
Search on WeChat Technical Training Did you know that any complex engineering application consists of several basic programming steps? Therefore, we must master the basic programming steps and some typical basic control designs. Today’s article introduces the most basic controls of the PLC control system, including initialization control, fault control, output prohibition control upon power … Read more
Search on WeChat Tech Training Anyone engaged in electrical work knows that industrial production and technological development cannot do without the automation control of 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 … Read more
In modern industrial production equipment, there are a large number of digital and analog control devices, such as the start and stop of motors, the opening and closing of solenoid valves, product counting, and the setting and control of temperature, pressure, and flow. For these automatic control issues in industrial sites, Programmable Logic Controllers (PLCs) … 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
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
The RS485 bus has advantages such as simple structure, long communication distance, fast communication speed, and low cost. It is widely used in industrial communication, power monitoring, instrumentation, and other industries. Due to the harsh industrial control environment, more interference coupling can occur in communication lines, affecting the reliability of the RS485 bus, and even … Read more
Search on WeChat Technical Training In PLC programming, we often encounter some specialized English terms, which can be very difficult for beginners to understand. This article summarizes some commonly used professional English terms for PLCs and provides translations. 01 Words starting with ‘a’ absolute absolute position Absolute output absolute maximum output actuator actuator against comparison … Read more