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Which of the following is the heart of a SCADA system?

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+1 vote
in Fermentation Technology by (72.1k points)
Which of the following is the heart of a SCADA system?

(a) PLC

(b) HMI

(c) Alarm task

(d) I/O task

I have been asked this question in semester exam.

My question is from SCADA System topic in division SCADA System for Bioreactors, Beer and Brewing of Fermentation Technology

1 Answer

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Best answer
The correct choice is (d) I/O task

To explain I would say: The heart of a SCADA system is I/O tasks. The I/O system consists of modules and racks that are directly connected by multiconductor to the rack that contains the PLC processor.

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