Evolution of SCADA Systems

Abstract

The concept of SCADA is very often used in the industrial world, as it is widely used in almost every field of industry and not only: manufacturing, electric power generation, transmission and distribution, building and facilities, traffic signals, etc. But behind this concept, there is a history of over 50 years of development: from the first idea of supervisor control of systems to the most complex data acquisition and supervisory control systems nowadays. This paper presents the evolution, architecture, and main components of a SCADA system.