RS485

Common PLC Interfaces and Communication Protocols Worth Learning

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Common PLC Interfaces and Communication Protocols Worth Learning

Point“Jinan CNC Mold Technology Research Institute” focus Industry frontier, mechanical videos, CNC processing technology, 3D printing, industrial robots, productionprocesses, molds, machine tools, and other cutting-edge information are waiting for you here! Today, I will share several common interfaces and communication protocols for Siemens PLC. 1 Difference Between RS232 and RS485 Interfaces 1. Physical Structure of … Read more

Understanding the Functions of Communication Interfaces RS232 and RS485

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Understanding the Functions of Communication Interfaces RS232 and RS485

Siemens Comprehensive + TIA Portal + EPLAN Electrical Design Video Recordings Available at Low Package Prices! Chuangkong Education Siemens Comprehensive Class Course Introduction RS232 and RS485 are common interfaces in low-voltage applications. Many friends mention the differences between them, so today let’s learn about them together. 1. Physical Structure of the Interface 1. RS232 Interface: … Read more

How to Improve the Anti-Interference Ability of RS485 Communication?

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How to Improve the Anti-Interference Ability of RS485 Communication?

Search on WeChat Technical Training 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, there is more interference coupling in the communication lines, which affects the … Read more

Comparison of Common RS485 Isolation Communication Solutions

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Comparison of Common RS485 Isolation Communication Solutions

RS485 has strong anti-interference capability and low cost, making it widely used in various fields such as industrial smart instruments and communication devices. The RS485 circuit can be divided into non-isolated and isolated types. Among them, the isolated circuit adds isolation performance based on the non-isolated circuit, giving the circuit stronger anti-interference and system stability. … Read more

Differences Between RS232 and RS485 Interfaces

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Differences Between RS232 and RS485 Interfaces

Click↑↑Technical Training, follow and pinto subscribe for free long-term 190,000+Industrial control professionals follow this WeChat platform: technical sharing, learning exchange, industrial control videos RS232 and RS485 are common interfaces in low-voltage applications. Many friends mention the differences between them, so today let’s learn about them together. 1. Physical Structure of Interfaces 1. RS232 Interface: One … Read more

Key Points for Siemens Network Wiring

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Key Points for Siemens Network Wiring

Click the blue textFollow me! ☀The Jicheng WeChat platform has become an invaluable mentor for industrial control students. Follow Jicheng, and technical improvement is guaranteed! QQ consultation: 4001114100 Source: Jicheng Training Network (Teacher Liang Zhibin)　▏Siemens S7-200 Series 17 1.6.4 Network Wiring 　　For RS485 networks such as PPI, MPI, and Profibus, it is recommended to use … Read more

Summary of Five Core Communication Methods for Siemens PLC

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Summary of Five Core Communication Methods for Siemens PLC

Search on WeChat Technical Training Siemens, as one of the earliest industrial control manufacturers to enter the Chinese market, has maintained a very high market share. Siemens PLCs have excellent quality, and their network stability and openness are favored by industrial control personnel. Moreover, the variety of programming software is convenient to use, making it … Read more

Issues with RS485 Repeaters and Profibus Signal Voltage

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Issues with RS485 Repeaters and Profibus Signal Voltage

Search on WeChat Technical Training There have been persistent issues with Profibus communication at a certain brewery. Previously, SIAS and on-site engineers had re-planned the entire Profibus network topology, but there were still instances of DP slave devices dropping out, occurring multiple times in a short period, severely affecting the factory’s normal production. Therefore, the … Read more

Principles of RS485 Communication and Its Application in Infrasound Sensor Remote Communication

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Principles of RS485 Communication and Its Application in Infrasound Sensor Remote Communication

Hello everyone, today we will discuss the principles of RS485 communication, why matching resistors need to be added when the communication line is long, how to add them, how to adjust the value of the matching resistors, their impact on the output waveform, and why matching resistors should be added at both ends, among other … Read more

Solving the Pitfalls of RS485 Converters

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Solving the Pitfalls of RS485 Converters

Search on WeChat Technical Training Source of the Pitfall: Poor Load Capacity of Passive RS232 to RS485 Converters If you are an industrial control engineer and often deal with communications, you will inevitably encounter the issue of poor driving capability of passive RS232 to RS485 converters. Previously, I worked on a product in a small … Read more