5. An swer the questions about the following COUNTER instructions. Assume BTN1 i

Question

5. An swer the questions about the following COUNTER instructions. Assume BTN1 is a normally open pushbutton. ed a.) For the rung below, what would the accumulated value be if BTN1 were press and released 6 times? CTU BTN1 COUNT UP COUNTER Counter EN Preset Accumulated 8 DN) b.) For the rung below, what would the accumulated value be if BTN1 were pressed and released 6 times? CTD BTN1 COUNT DOWN COUNTER Counter George Preset Accumulated DN 4 c.) Which of the counters above (part 'a' or part 'b') would likely be found in a ControlLogix program?

Explanation / Answer

a) The accumulated value in the counter will be(4+6)= 10. It is sum of current accumulted value and no of pulses on the input as it is up counter CTU

b) The accumulated value in the counter will be (4-6) = -2. It is subtraction of current accumulted value and no of pulses on the input as it is down counter CTD

c) we can found both the CTD & CTU in controllogix program.

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