EBK ACTIVITIES MANUAL FOR PROGRAMMABLE
EBK ACTIVITIES MANUAL FOR PROGRAMMABLE
5th Edition
ISBN: 8220102795983
Author: Petruzella
Publisher: YUZU
Question
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Chapter 9, Problem 11RQ
Program Plan Intro

Programmable Logic Controller (PLC):

  • PLC is a specialized computer used in industrial segments to control machines and process.
  • PLC is program that consists of a set of instructions which resembles the controlling functions needed to perform specific tasks.
  • The function of PLC is similar to that of a relay and hence, in an industrial segment a relay is greatly replaced by a suitable PLC.
  • When compared to general Personal Computer (PC), a PLC is available in small and tiny sizes.
  • The basic architecture of a PLC consists of an input-output interface module and a small Central Processing Unit (CPU) that runs by controlling programming language.

Explanation of Solution

b.

Comparison on standard and safety PLCs with regard to input circuitry:

Standard PLC does not have an internal c...

Explanation of Solution

c.

Comparison on standard and safety PLCs with regard to output circuitry:

A Standard PLC output does not have an intern...

Explanation of Solution

d.

Comparison on standard and safety PLCs with regard to power supplies:

Standard PLCs use normal power suppl...

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