PROGRAMMABLE LOGIC CONTROL.(LL)>CUSTOM<
PROGRAMMABLE LOGIC CONTROL.(LL)>CUSTOM<
5th Edition
ISBN: 9781266481475
Author: Petruzella
Publisher: MCG
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Chapter 5, Problem 16RQ

Explanation of Solution

a.

Makeup of a ladder logic rung:

  • The ladder logic rung refers to the logical representation of physical electrical wiring.
  • It includes a set of input conditions which is represented by contact instructions...

Explanation of Solution

b.

Identifying contacts and coil of a rung:

  • The contacts and coil of a ladder logic rung are identified by their addresses.
  • Each contact or coil is referenced with an address which identifies what is being evaluated and what is being controlled...

Explanation of Solution

c.

Ladder rung having logic continuity:

  • The ladder logic rung is said to have continuity when current flow is established in a ladder rung from one side of the power rail to the other...

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