![]() As the smaller computers got developed, the facilities like LAN, local area network, HMI, human mission interface came into existence. Microprocessors and programmable logic controllers, or PLCs, provided the path for increased ways of deploying, controlling, and monitoring the process of industrial operations. In 1970, the terminology supervisory control and data acquisition or SCADA became a celebrity. By this, people were able to send and receive required data. ![]() Around 1960, the breakthrough was achieved using telemetric communicating data from a remote sites to monitor became very possible. During the 1950s, the deployment of computers in industries picked up. At this point of time, it was realized that the need for that hour was full automation. The initial solutions whatever was brought in were not so efficient. When the industry started expanding on a large scale, the problem of controlling the process equipment installed far away came up. It was the practice to get the required parameters as analog signals and the commands were through push buttons. During the early days when the SCADA system was not thought of, the indices were only utilizing manpower for monitoring and controlling their production process. Welcome to this topic on history of SCADA.
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