The done bit of a CTD counter in an SLC 500 PLC turs on when the accumulator counts up to the preset value.

Name: The done bit of a CTD counter in an SLC 500 PLC turs on when the accumulator counts up to the preset value.
Brand: Quizplus
Rating: 4.8 (32 reviews)

Question

Quizplus · Accepted Answer

The done bit of a CTD (Count Down) counter in an SLC 500 PLC turns on when the accumulator value counts down to equal or less than the preset value, not when it counts up.

The Done Bit of a CTD Counter in an SLC