Which of the following is NOT a correct step in the replacement of RLL with PLC ladder logic?
A) In an on-delay conversion, replace the NO timed contact with an XIC instruction addressed with the done bit of the PLC timer. In an off-delay conversion, replace the NO timed contact with an XIO instruction addressed with the done bit of the PLC timer.
B) Replace the on-delay relay timer (NO timed closed type) with a TON PLC timer. Replace the off-delay relay timer (NO timed open type) with a TOF PLC timer.
C) Select the time base so that the timing resolution meets the requirements of the application.
D) Select the preset value so that the product of the time base and the preset value equal the delay time value.
Question 2
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