Click on the blue text to follow us [PLC Fault Diagnosis] How to Quickly Troubleshoot Common Faults of Siemens S7-1200? 10 Practical Tips to Make You an Expert in Fault Diagnosis! The Siemens S7-1200 PLC is known for its stability and rich functionality, but even the best equipment can experience faults. This article shares 10 … Read more
Hello everyone! I am your old friend, Wang, a seasoned author of microcontroller/PLC tutorials! Today we will embark on the journey of PLC programming together! Don’t worry, I will guide you through the basics of electrical work to become a PLC programming expert in the most down-to-earth way! Just think about it, you will be … Read more
Future Trends of PLC: The Integration of Siemens PLC and AI Hello everyone, I’m Hanhan. Today, let’s discuss a hot topic: the combination of Siemens PLC and artificial intelligence. This is not some far-fetched sci-fi concept, but a new trend that is quietly changing our factory automation. Let’s take a look at what benefits this … Read more
1. Communication Protocol Mismatch The communication between the PLC and the host computer requires the use of the same communication protocol. If the protocols do not match, the PLC will be unable to accept commands from the host. It is essential to ensure that the communication protocols are consistent and correctly configured. 2. Incorrect Communication … Read more
In the era of Industry 4.0, predictive maintenance of equipment has become an important development direction for the manufacturing industry. I remember when I implemented an equipment management project at a large steel plant last year, the client proposed a seemingly impossible requirement: to use the existing S7-1500 PLC to implement a simple AI algorithm … Read more
Hello, electronic enthusiasts and automation beginners! Today, we won’t talk in abstract terms; let’s get hands-on with PLC! Don’t be intimidated by the name; actually, PLC (Programmable Logic Controller) is simply a “high-level electric control switch”. However, it is much more complex than the light switch at home and can do many more things. In … Read more
PLC Power Failure Data Retention: Enhance Your Program’s Memory Hello everyone, I am Ouyang. Today, let’s talk about a very practical topic in PLC programming – power failure data retention. Have you ever encountered a situation where all your painstakingly adjusted parameters were lost after a power outage? Don’t worry, today Ouyang will teach you … Read more
Detailed Safety Control Solutions for Hazardous Materials Production Using Siemens PLC In hazardous materials production workshops, the reliability of the safety control system directly relates to personnel and property safety. This article will introduce a safety control solution based on the Siemens S7-1200 PLC, focusing on how to construct a stable and reliable safety control … Read more
1. The Relationship Between DWord, Word, Byte, and Bit 1. Bit (Bit) 1.1 Definition: A bit is the most basic data unit in PLC, representing a binary digit that can be either 0 or 1. 1.2 Size: 1 bit = 1 bit. 2. Byte (Byte) 2.1 Definition: A byte consists of 8 consecutive bits and … Read more
Introduction In industrial automation, analog signals are an important data type processed by PLCs, commonly found in measurements from sensors such as temperature, pressure, liquid level, and speed. Unlike digital signals that only determine ‘on’ and ‘off’, analog signals can represent continuous values. For example, the output from a temperature sensor may be a voltage … Read more