The world's PLC products can be divided into three major genres by region: one genre is an American product, one genre is a European product, and one genre is a Japanese product. PLC technology in the United States and Europe is independently researched and developed under isolation, so there are significant differences between PLC products in the United States and Europe. The Japanese PLC technology was introduced by the United States, and has certain inheritance to the US PLC products, but Japan's main push products are positioned on small PLCs. The United States and Europe are known for large and medium-sized PLCs, while Japan is known for small PLCs.
European PLC products
Germany's Siemens (SIEMENS), AEG, and France's TE are European famous PLC manufacturers. Siemens' electronic products in Germany are renowned for their excellent performance. In the field of medium and large PLC products, it is the same as the AB company in the United States.
The main products of Siemens PLC are S5 and S7 series. In the S5 series, S5-90U and S-95U are micro-integrated PLCs; S5-100U is a small modular PLC with up to 256 I/O points; S5-115U is a medium-sized PLC with up to 1024 I/O point; S5-115UH is a medium-sized machine, which is a two-machine redundant system composed of two SS-115Us; S5-155U is a mainframe, which can be configured up to 4096 I/O points, and the analog quantity can be More than 300 channels; SS-155H is the mainframe, it is a two-machine redundant system consisting of two S5-155U. The S7 series is a new product launched by Siemens on the basis of S5 series PLC. Its performance and price ratio are high. The S7-200 series belongs to the micro PLC, the S7-300 series belongs to the small and medium-sized PLC, and the S7-400 series belongs to the middle and high. Large PLC for performance.
Shenzhen Esun Herb Co.,Ltd. , https://www.szyoutai-tech.com