Question

Draw a suitable block diagram and explain the architecture of the SCADA system.

Answer 1

SCADA stands for supervisory control and data acquisition. It is a type of software application program for process control.  SCADA is a central control system which consist of controllers network interfaces, input/output, communication equipments and software. SCADA systems are used to monitor and control the equipments in the industrial process which include manufacturing, production, development and fabrication. The infrastructural processes include gas and oil distribution, electrical power, water distribution.  Public utilities include bus traffic system, airport.  The SCADA system takes the reading of the meters and checks the status of sensors in regular interval so that it requires minimal interference of human.