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WHAT IS MEANT BY SUPERVISORY CONTROL?

Answer Posted / khan

scada is abrreviated as supervisary control and data aqasition where the all data which monitered by the user is collected and aquared.the data can means what ever the set point acc to the program is can changed from it.
although the whole operation is monited by mmi man machine inteface first it send to the control unit then to the fild unit .

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