A frequency converter (VFD) is a power electronic device that regulates the rotational speed and power of a motor by changing the frequency of its power supply.   The principle is to first rectify the industrial frequency alternating current into direct current, and then invert it into adjustab...

PLC (Programmable Logic Controller, programmable logic controller) is a digital operation electronic system specially designed for industrial environments, used to achieve automatic control.   It stores instructions for performing logical operations, sequential control, timing, counting and ari...

Ethernet is the mainstream local area network technology. It connects devices through physical media such as twisted-pair cables and optical fibers and transmits data based on the IEEE 802.3 standard.   The CSMA/CD mechanism is adopted to avoid signal conflicts, with rates ranging from 10 Mbps...

EtherCAT (Ethernet Control Automation Technology) is a high-performance industrial Ethernet communication protocol launched by Beckhoff, a German company, in 2003, aiming to provide efficient and real-time communication solutions for the automation field.       With advantages such as...

RS485 is a serial communication Standard, whose full name is Recommended Standard 485 (Recommended Standard 485). It was formulated by the Electronic Industries Association (EIA) of the United States in 1983 and is often used in long-distance and multi-device serial communication scenarios.   I...

Dear friends,   What a wonderful day! The traditional Chinese Dragon Boat Festival is coming. On this special festival, we will have a holiday from May 31st to June 2nd! During the day, we can't deliver goods to you, but we can still handle your emails and calls. So please contact us directly v...

RS-232 is a serial communication interface Standard, whose full name is Recommended Standard 232. It was formulated by the Electronic Industries Association (EIA) of the United States and is used for serial data transmission between computers, peripherals and industrial equipment.   RS-232 was...

PLC naming Series identification: such as "S7-1200", "S7-300", the larger the number, the stronger the performance. Function prefixes: such as "CPU" and "ET200", which respectively represent processors or distributed I/O. Performance suffix: For example, in "S7-1516-3 PN/DP", "1516" indicates comput...

The main differences between Siemens PLC and Mitsubishi PLC are reflected in:   1. Programming language: Siemens follows IEC 61131-3 and supports LAD, ST, etc. Mitsubishi mainly uses ladder diagrams and step instructions.   2. Instruction System: Siemens focuses on structured programming o...

Some series of Inovance PLCS have a speed of up to 1GHz, large memory capacity and a large number of I/ OS. The computing speed of Delta's high-end products, such as Hollysys and Zhongkong, is also very fast. Delta has performed well in medium and small-scale applications.   Inovance has high s...

      At 3 p.m. on May 12th, the "Joint Statement on the Geneva Economic and Trade Talks between China and the United States" was released. Both sides agreed to cancel 91% of tariffs and suspend 24% of tariffs by May 14th, with a cumulative reduction of 115%.       This...

Liebe Freunde, Was für ein schöner Tag!  Das traditionelle chinesische Frühlingsfest steht vor der Tür. Für dieses besondere Drachenjahr machen wir vom 5. bis 17. Februar Urlaub!  Während der Tage können wir Ihre Produkte nicht liefern, aber wir können trotzdem alle Ihre E-Mails und A...