Today, I have gathered some ideas and methods on how to master PLC programming. I hope that after accepting this recommendation, everyone can have a general learning approach to PLC programming and independently apply PLCs to complete programming. 1. Basic Hardware Knowledge Before programming, it’s essential to understand some basic hardware knowledge. It’s best to … Read more
The Programmable Logic Controller (PLC) is a real-time embedded computer designed for industrial control, capable of implementing various logic and process control through dedicated control languages. Centered around PLCs, automated control systems can be constructed for fields such as national defense, manufacturing, rail transportation, electric power, water conservancy, and municipal services. PLC systems have become … Read more
Everyone knows that industrial production and technological development are inseparable from the automation control of PLCs. PLC can be broadly understood as: a centralized relay extension control cabinet. In practical production applications, PLC greatly reduces the cost of industrial control and enhances the centralized management and automatic control of equipment. To learn PLC well, it … Read more
Search on WeChat Technical Training Before selecting a PLC, we must first determine the system plan. Once that is established, we can choose the manufacturer and model. Do you know how to make these selections? This article provides detailed introductions from manufacturers and models to input/output (I/O) points, control functions, etc., helping you choose the … Read more
(English Full Name Meaning): Instruction Meaning 1 LD (Load): Active Contact 2 LDN (Load Not): Inactive Contact 3 A (And): Used for Series Connection of Active Contacts 4 AN (And Not): Used for Series Connection of Inactive Contacts 5 O (Or): Used for Parallel Connection of Active Contacts 6 ON (Or Not): Used for Parallel … 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
For many years, Programmable Logic Controllers (PLC) have made a leap from wiring logic to storage logic; their functionality has progressed from weak to strong, achieving advancements from logic control to digital control; their application fields have expanded from small to large, transitioning from simple control of individual devices to competent motion control, process control, … Read more
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 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