Connect to PLC via USB cable
Connecting to a PLC via USB cable: the Type B port on a 1756-L7x, the RSLinx USB driver, and what you can do once the workstation is online.
Serial Cable
Allen Bradley PLC Serial Cable
Pinout for the Allen-Bradley PLC serial cable used with the RSLinx DF1 driver, and the controllers it works with: ControlLogix, SLC 500, MicroLogix.
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