The counter RES instruction:
A) is used to reset the counter.
B) is given the same reference address as the counter instruction.
C) decrements the count when actuated.
D) both a and b.
Correct Answer:
Verified
Q29: A PLC up-counter (CTU)counter counts:
A)scan transitions.
B)true-to-false transitions.
C)false-to-true
Q30: When the accumulated count exceeds the preset
Q31: The output of a PLC counter is
Q32: Which of the following is not usually
Q33: The accumulated count of a CTU counter:
A)increments
Q35: For the counter table shown,word level addressing
Q36: Output PL1 will be energized: 
Q37: The counter instruction is found on:
A)all PLCs.
B)small-size
Q38: In an up-counter,when the accumulated count exceeds
Q39: For the PLC counter to reset,the counter
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