Anyone engaged in electrical work 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 centralized management and automatic control of equipment. To master … Read more
The common uses of PLCs include replacing relay logic control circuits in electrical control systems. For example, motor control, switchgear automatic transfer between municipal power supply, and control of backup generators, as well as process control DCS systems and building fire protection systems, etc. Generally, the water pressure control in high-rise residential buildings in urban … Read more
WeChat Search Technical Training Choosing between Programmable Logic Controllers (PLC) and Distributed Control Systems (DCS) requires a specific analysis of the situation, as the application scenarios differ and the requirements for control systems vary. When communicating with customers, we can approach the discussion from the following aspects! PLC and DCS PLC 1. From switch control … Read more
PLC instructions are machine instructions used by programmable logic controllers (PLC). They are a series of low-level instructions used to control the PLC’s internal operations, logic operations, timing, counting, jumping, and other functions. Comprehensive PLC Instruction Manual 1. LD (Load): Energize contact 2. LDN (Load Not): De-energize contact 3. A (And): Used for series connection … Read more
Search on WeChat Technical Training Debugging work is the key task to check whether the PLC control system meets control requirements, and is an objective and comprehensive evaluation of system performance. The entire system must undergo strict debugging of all functions before being put into operation until it meets the requirements and is confirmed by … Read more
Siemens Comprehensive + Portal + EPLAN Electrical Drawing Video Recordings for Sale at Low Prices! Chuangkong Education Siemens Comprehensive Course Introduction PLC, or Programmable Logic Controller, is a digital operation electronic system specifically designed for applications in industrial environments. According to data, by 2015, China’s PLC market was expected to reach 10 billion yuan. However, … Read more
Special Training Course on Simulation and Design of Distillation Towers Online – Problem-Solving Ideas for Organic Synthesis in Pharmaceutical and Chemical Engineering Special Training Course DCS (Distributed Control System), also known as a distributed control system, is a type of computer control system that is developed and evolved from centralized control systems.PLC (Programmable Logic Controller). … Read more
This is a typical block diagram of a PLC control system: 1. Used for Switch Control The PLC has a strong capability for controlling switch quantities. The number of controlled input and output points can range from a few to hundreds, thousands, or even tens of thousands. Because it can be networked, the number of … Read more
Search on WeChat Jicheng Training Many beginners find learning PLC quite challenging, perhaps because they haven’t mastered the correct methods. Learning PLC isn’t as difficult as you might think. Whether you are a beginner, have no background, are an electrician, or want to improve your learning efficiency, if mastering this method could enable you to … Read more
1. What Is PLC? The International Electrotechnical Commission (IEC) defines PLC as: A programmable logic controller is an electronic system that performs digital operations and is designed for applications in industrial environments. It uses programmable memory to store instructions for executing logic operations, sequential control, timing, counting, and arithmetic operations, and controls various types of … Read more