Allen Bradley PLC Programming Cable Replacement USB 1747-CP3 USB programming cable for A-B PLC. Fully supports RS Linx communications with Controllogix, Flexlogix and SLC5/03-05 PLCs. Supports Micrologix and PLC5 with adapter 9 pin Female connector on PLC side. (sold separately). PLEASE DOWNLOAD driver here at website before purchase. Does not come with driver. Supports ONLY: Windows 98/ME/2000/XP. Designed for computers without serial port. This cable is an OEM replacement and not made by Allen-Bradley/Rockwell Automation.