Programmable Logic Controllers
Programmable Logic Controllers
5th Edition
ISBN: 9780073373843
Author: Frank D. Petruzella
Publisher: McGraw-Hill Education
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Chapter 6, Problem 11RQ
Program Plan Intro

Sensors:

  • Sensors are normally used for detecting an object and measuring a quantity.
  • It converts mechanical, thermal, magnetic and chemical variations into corresponding electrical voltages and signals.
  • The type of proximity sensors vary depending upon the application and the object being detected.

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