Which one of the following statements about RLL mechanical counter conversion to PLC ladder logic is NOT true?
A) Replace NO mechanical counter output contacts with XIO instructions, and NC mechanical counter output contacts with XIC instructions.
B) Set the PLC counter preset value to the mechanical counter output trigger value.
C) Verify that the PLC module's I/O matches the current sinking/sourcing requirements of the field devices.
D) Replace the mechanical up counter with CTU, and mechanical down counter with CTD.
A
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