Evaluate

question 24

Essay

Evaluate:

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Definitions:

Actuator

A device used to convert a control signal into mechanical motion.

Discrete Output

Pertains to an output signal in automation systems that has only two states, commonly referred to as On or Off.

PLC

Programmable Logic Controller, an industrial digital computer which has been ruggedized and adapted for the control of manufacturing processes.

Specific Input Or Output

A particular signal or data point received (input) by a system or produced (output) by a system, designated for a unique function or process.