CMOS inverter

Wiring Diagrams for PLCs, Servo Drives, Inverters, and Motor Control: A Comprehensive Guide for Beginners

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Wiring Diagrams for PLCs, Servo Drives, Inverters, and Motor Control: A Comprehensive Guide for Beginners

Before looking at various wiring diagrams, let’s first understand the functions of PLCs, servo drives, inverters, and motors. When we enter a modern factory, we often see various complex control cabinets filled with different electrical devices. PLCs, servo drives, inverters, motors… these terms may sound like advanced technology to non-professionals. However, their core principles are … Read more

A Beginner’s Guide to Mastering Modbus Communication Between PLC and Inverter

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A Beginner's Guide to Mastering Modbus Communication Between PLC and Inverter

Hello everyone! Recently, a friend asked me why the Modbus communication between the PLC and the inverter was not working despite following numerous tutorials. I remember when I first started, I was just as confused, struggling with the wiring diagrams and making several mistakes in parameter settings before finally succeeding. Today, I will share the … Read more

Implementing Soft Start and Speed Control of Motors Using PLC to Control Inverters

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Implementing Soft Start and Speed Control of Motors Using PLC to Control Inverters

Hello everyone, I am a veteran in automation with over 20 years of experience. Today, let’s discuss a practical topic: how to control inverters with PLCs to achieve soft start and speed regulation of motors. I remember last year when I worked on a renovation project at a cement factory. Their conveyor belt motors were … Read more

MCU: The ‘Nervous Center’ of New Energy Vehicles

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MCU: The 'Nervous Center' of New Energy Vehicles

In new energy vehicles, the MCU (Motor Control Unit) is sometimes referred to as an “inverter” or “electric control”. It is one of the “three core components” of electric vehicles (battery, motor, electric control), and its performance directly determines the vehicle’s driving experience, energy consumption, and reliability.The core function of the MCU is to accurately … Read more

A Financial Perspective on Domestic PLC: The Rise of Huichuan Technology

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A Financial Perspective on Domestic PLC: The Rise of Huichuan Technology

In the field of domestic industrial control, there is a shining star—Huichuan Technology. Founded in 2003, it has a unique Huawei gene. Looking back to 2001, Huawei sold its electrical division to Emerson, and at that time, the director of the inverter product line, Zhu Xingming, left Huawei to establish Huichuan Technology, thus beginning Huichuan’s … Read more

Can Inverters Be Used as PLCs?

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Can Inverters Be Used as PLCs?

Click 【Industrial Automation Insights】 to follow us! Inverters and PLCs are two very important devices in the field of industrial automation, commonly used to control machine operations and optimize production processes. However, many people raise a question: Can inverters directly replace PLCs? The answer requires a gradual analysis of the functions, application scenarios, and technical … Read more

Incredible!!! Can Inverters Also Be Used as PLCs???

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Incredible!!! Can Inverters Also Be Used as PLCs???

Free for commercial use! A low-code visual development platform for industrial web with over 1500 components.Absolutely impossible!!! Is there a PLC that cannot be connected?Bookmark! Finally, someone has clarified the communication between HMI and PLC! Inverters and PLCs are two very important devices in the field of industrial automation, commonly used to control machine operations … Read more

Technical Insights: How to Identify Electronic Components on Inverter Circuit Boards?

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Technical Insights: How to Identify Electronic Components on Inverter Circuit Boards?

Inverters are crucial in industrial production, not only for speed regulation and soft starting but also for energy saving. Inverters have numerous functional parameters, often offering dozens or even hundreds of options for users. In practical applications, it is unnecessary to set and debug every parameter; most can simply use the factory settings. However, some … Read more

Practical Techniques and Application Examples for PLC and Inverter Communication

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Practical Techniques and Application Examples for PLC and Inverter Communication

Set the upper and lower limits for the frequency set value, i.e., 0≤D40≥K10000. M8013 is a 1-second pulse cycle. Call the P0 subroutine to execute the CRC verification program for 6 data. Run the control common program. Use the rising edge to trigger the run control assignment program. Forward run control program. Reverse run control … Read more

EG3525 Push-Pull Power Chip

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EG3525 Push-Pull Power Chip

EG3525 and SG3525 are both widely used PWM control chips that support push-pull / half-bridge topologies, commonly used in switch-mode power supplies, inverters, DC/DC converters, and other scenarios. EG3525 is a compatible upgrade model of SG3525, which enhances certain performance aspects through technical optimization while maintaining pin and functional compatibility. Below is a core comparison … Read more