site map
Electronic Courseware Series

Sample Question

 

What is the function of the normally closed PLC fault contact in line 2 of this diagram?

sample question

  • It closes in the event of a PLC fault in order to energize the error pilot light.
  • It opens when a PLC operating error occurs.
  • It opens in the event of a PLC fault to indicate a PLC error.
  • It closes when the PLC is functioning properly.

Answer: It closes in the event of a PLC fault in order to energize the error pilot light.

Features
  • Networkable
  • Question feedback with follow-up reinforcement question
  • Training and testing modes
  • Random question selection on final exams
Benefits
  • Take it anytime you want
  • Take it anywhere you want
  • Great for refresher training
  • Reduced learning time
  • Self-paced

Online Catalog Free Stuff ITV News About ITV Contact Us F.A.Q.
HOME


Copyright © 1999 Industrial Text & Video Company (ITV)
E-mail info@industrialtext.com