The actual scan time is:
A)calculated and stored in the PLC's memory.
B)computed each time the END instruction is executed.
C)the time taken to scan inputs and outputs and execute the user program.
D)All of these choices are correct

Question

Quizplus · Accepted Answer

The actual scan time in a PLC (Programmable Logic Controller) encompasses the time taken to scan inputs and outputs, execute the user program, and is both calculated and stored in the PLC's memory as well as computed each time the END instruction is executed.

The Actual Scan Time Is