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0 概述PROFIBUS 是 Process Field Bus 的简称。1987年,德国联邦技术部集中了13家公司和5个研究所的力量,按照 ISO/OSI 参考模型开始制定现场总线的德国国家标准,经过2年多的努力,于1991年4月通过 DIN19245,成为德国国家标准。在随后的几年中,PROFIBUS 产品种类不断丰富,其应用迅速在全世界范围内普及开来。1996年,PROFIBUS 经投票,通过了欧洲标准 EN50170,并且在1999年12月顺利通过了投票,成为国际标准 IEC61158。这说
0 Overview PROFIBUS is short for Process Field Bus. In 1987, the German Federal Ministry of Technology focused on the strength of 13 companies and 5 research institutes, in accordance with the ISO / OSI reference model to start the development of fieldbus German national standards, after two years of hard work, in April 1991 through DIN19245, Become a German national standard. In the ensuing years, PROFIBUS products continue to enrich the types of its rapid adoption throughout the world. In 1996, PROFIBUS voted and passed the European standard EN50170, and successfully passed the vote in December 1999 to become the international standard IEC61158. That said