Allen Bradley PLC series SLC500 ,If you have its PC interconnecting cable.
Please see my PLC cable diagram to make a cable of Allen Bradley to PC interface.



Allen Bradley PLC Series SLC 5/03,5/04,5/05,SLC500 .

Allen Bradley PLC Cables 1747-PIC and 1747-CP3 

 Allen Bradley PLC Cables 1747-PIC and 1747-CP3

ALLEN BRADLEY  PLC 1784-CP10 cable (PLC-5 serial port to PC serial port)

For Serial Port RS232 DB9 to DB25
ALLEN BRADLEY  PLC 1784-CP10 cable

Tags: 1747 CP3, , , , , , , , , , 1747 PIC, 1784 CP10, AB PLC Cable, ALLEN BRADLEY PLC Cable, electronic, SLC 5/03, SLC 5/04, SLC 5/05, SLC500