Activities Manual For Programmable Logic Controllers
Activities Manual For Programmable Logic Controllers
5th Edition
ISBN: 9781259682476
Author: Frank Petruzella
Publisher: Mcgraw-hill Higher Education (us)
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Chapter 6, Problem 30RQ

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Working of a magnetic reed float switch:

  • A permanent magnet is installed within the movable float arm.
  • Whereas, a magnetic reed switch is installed within the fixed housing.
  • Magnetic reed switch consists of a closed glass tube that is filled with protective gas in which two flat contacts tabs are air tight sealed.
  • These contacts are built of magnetic materials like magnetic north pole and magnetic South Pole...

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