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Author Question: Photoelectric sensors have five components that include a light source, light detector, logic ... (Read 91 times)

Arii_bell

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on: Jul 28, 2018
Photoelectric sensors have five components that include a light source, light detector, logic circuit, lens, and output switching device.
 
  Indicate whether the statement is true or false

Question 2

Steady state error is the value of the error signal or the offset in the process variable after the control system has responded to a change and settled down to its final value.
 
  Indicate whether the statement is true or false


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xthemafja

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Reply #1 on: Jul 28, 2018
Answer to Question 1

TRUE

Answer to Question 2

TRUE


Arii_bell

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Reply 2 on: Jul 28, 2018
Excellent

xiazhe

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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