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  1. PLCs, VFDs, Motors and Controls
    Hi all, hoping someone can help. I'm trying to upload the program from an AB PV300 and can't seem to connect. I have the following: PV300, 2711-K3A17L1, SER B, REV E, FRN 4.46, DF1 I have tried to connect using a USB to serial cable (communicates fine with a SLC 5/04), a 1747-UIC, and a...