CD-Rom
Interactive
Testing Software
Sample Question
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What is the function of the normally closed PLC fault contact in line 2 of this diagram?
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- 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.
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Answer: It closes in the event of a PLC fault in order to energize the error pilot light. |
Features
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Question feedback with follow-up reinforcement question
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Review questions and testing modes
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Random question selection on final exams
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Benefits
- Take it anytime you want
- Take it anywhere you want
- Great for refresher training
- Reduced learning time
- Self-paced
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