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Industrial Process Automation Systems by Y. Jaganmohan Reddy, B.R. Mehta

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Chapter 12

PROFIBUS communication

Abstract

PROFIBUS (process field bus) is a standard for field bus communication which is widely used for process automation. PROFIBUS was first promoted by BMBF (German Department of Education and Research) in 1989 in cooperation with several automation manufacturers. Profibus modes of operation and its relevance in the OSI model of the communication are discussed. The different types of the Profibus and their topologies along with the physical layer of the same are dealt in this chapter.

Keywords

Profibus
Profinet
function codes
Profibus DP and FA

12.1. Overview

PROFIBUS (process field bus) is a standard for field bus communication which is widely used for process automation. PROFIBUS was first promoted ...

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