The off-delay timer (TOF)starts timing when the timer's:
A)ladder rung switches from false to true.
B)ladder rung switches from true to false.
C)accumulated value equals its preset value.
D)accumulated is greater than its preset value.

Question

Quizplus · Accepted Answer

Off-delay timers start timing when the ladder rung switches from true to false. Once the rung switches to false, the timer begins counting down from its preset value. Therefore, the correct choice is B.

The Off-Delay Timer (TOF)starts Timing When the Timer's