Plug in the 1747-UIC adapter of the USB port and install the 1747-UIC hardware driver according to the manual. It is best to use it under XP SP2. The driver of USB DH-485 Serial port COM3 (USB to virtual serial port) displayed in the device manager is normal No, you need to reinstall the 1747-UIC hardware driver again.
Under XP SP3, only USB Serial port COM3 may be displayed.
Start RSLINX and add DH485-UIC driver.
1747-UIC adapter DIP to DH485, docking with RJ45 port, RSLINX choose AB-UIC-1 driver to connect to SLC500 / 01.
1747-uic cable pinout
The User Manual recommends a bunch of Allen-Bradley part numbers, including the 1747-CP3, to connect the RS-232 port of the 1747-UIC to your SLC-5/03 serial port. [1747-UIC Manual]The 1747-CP3 is a “null modem” type cable, so pins 2 and 3 are swapped and pin 5 goes straight through. You can find the complete wiring diagram in the RA Knowledgebase. For the RS-485 side, the cable is a 1747-C13.