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C-208 Study Exam Practice Quiz.
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C-208 Study Exam Practice Quiz. Which of the following tools or components is typically NOT used in troubleshooting a PLC controller? - CORRECT ANSWER DMM (Digital Multimeter) System-Level-Troubleshooting involves: - CORRECT ANSWER The process of identifying which component failed What i...

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  • December 12, 2024
  • 2
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • saca
  • c 208 study exam practice quiz

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C-208 Study Exam Practice Quiz.
Which of the following tools or components is typically NOT used in troubleshooting a PLC controller? -
CORRECT ANSWER DMM (Digital Multimeter)



System-Level-Troubleshooting involves: - CORRECT ANSWER The process of identifying which
component failed



What is the FIRST check you should make if you have a PLC that suddenly stops, all indicator lights are
off, and other machines in the area are still working? - CORRECT ANSWER Check for tripped breaker or
blown fuse



The PLC power supply should be used to power the I/O field devices. - CORRECT ANSWER False



What is the MOST LIKELY cause when an output field device does not turn on, but the Output module
indicator light is on? - CORRECT ANSWER Bad output field device



If the inputs indicators on a PLC are correct, but no output indicators are turning on, what is the FIRST
troubleshooting step? - CORRECT ANSWER Check if the controller is in RUN mode



On an active high input module, if you are reading source voltage at the terminal, but the indicator light
is not turning on, what is the MOST LIKELY problem? - CORRECT ANSWER The input module is bad



On an active high input module, if you are reading 0 voltage at the terminal and the indicator light is not
turning on, what is the MOST LIKELY problem? - CORRECT ANSWER Input field device is bad



A force being installed and enabled is indicated by ______? - CORRECT ANSWER Solid amber FORCE
light



Forcing an input on will turn on the corresponding indicator light. - CORRECT ANSWER False

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