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PLC is not a software class, it is a technology, a discipline.
Make the simplest analogy: farmers hoeing, seeing farmers hoeing step by step, learn a few times, think it will, in fact, hoeing also needs to know the difference between weeds and crops, need to know that crops are more appropriate.
1.If you want to learn PLC well, first you must understand electrical, you should first learn electrical design.
Then you can read some books for PLC (for example, if you want to learn OMRON PLC, you can read OMRON PLC books).
Know the instructions. Finally, I bought a PLC and wrote a few programs by myself, and I learned it simply.
2.If you want to go further, you must learn the basics of computer science and electronics, such as the conversion of binary, octal, decimal and hexadecimal. Communication, analog, digital and much more.
Let's take it one step at a time!
3.If you go one step further, according to the current situation, you can learn some computer programming software, such as some configuration software, VB VC and the like, generally this process takes about 3 or 4 years, of course, I said farther, you can learn 1Then you can grow slowly in the business.
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First of all, we must understand the relationship between the circuits.
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Why learn PLC automation?
China is a big industrial country, and has formed an independent and complete modern industrial system so far, and is the world's first country with all the industrial categories in the United Nations Industrial Classification.
Driven by a new generation of information technology such as 5G, artificial intelligence, and big data, industrial automation, digitalization, and intelligence have become the main development directions. The manufacturing industry has shifted from low-tech manufacturing to intelligent manufacturing.
PLC as the center of the entire industrial control system, PLC coordinates the operation and stop of various mechanical equipment of the control workstation, and it is the brain of the industrial control system. Mastering PLC is to master the core of the entire automation control, and to be able to use PLC technology is an obvious advantage for learning industrial robots! Understand the basic circuit knowledge, and then learn programming, and the program will be more handy.
Without PLC, the industrial robot is just an operation body, and can not achieve much automation, it needs a control center, that is, PLC, only by mastering the programming, you can stand at the top and operate more robots at the same time.
Control requirements: press the start button, PLC control stepper motor rotates clockwise for 3 cycles, stop for 5 seconds;Then turn counterclockwise for 2 weeks, stop for 3 seconds, and so onWhen the stop button is pressed, the motor stops immediately (the motor shaft locks).Press the offline button and the motor shaft is released. Suppose a three-phase stepper motor is selected with a step angle of 1 2. >>>More
At present, learning PLC is basically self-learning by purchasing ** tutorials, and I registered to learn in Gicheng Technology. There are PLC tutorials for Siemens S7-200 and Mitsubishi FX2N, and related introductory knowledge. I feel that it is very well spoken, and I recommend it to you, and there is no meaning of advertising. >>>More
The problem you encounter now is something I have experienced when I used to study on my own, I used to buy a ** of technical success, I can only read it for a year, and I bought a lot of books, and I look at it Sometimes I doze off, sometimes I encounter a problem, although I have a friend who is an engineer and can occasionally answer it, but it is not good to trouble people often, and then I don't want to learn when I learn to learn, and there was no equipment practice at that time, and I didn't learn again for several months, and then it was a colleague of mine, who used to be an electrician together, He learned from Bojun PLC, at that time his monthly salary was more than nine k, and then I also went to study, and now I am also an engineer, and I also take on some projects in my spare time, which is not bad.
Hello. First of all, it is necessary to understand the knowledge of electricians, understand the control of electrical appliances, understand various actuators, and then understand the working mode of PLC, input and output circuits, and finally understand the corresponding process. >>>More
What are the advantages of PLC programming training? If you want to know more about this, you can consult Shanghai Program Control Education Technology****. The company is an institution specializing in automation skills training. >>>More