CD-Rom Interactive
Testing Software

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
  • Question feedback with follow-up reinforcement question
  • Review questions 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

  Free Stuff ITV News About ITV Contact Us F.A.Q.

Copyright Industrial Text & Video Company (ITV)
Questions? Call 1-678-389-9484