How to upload program from PM554PLC
How to upload program from PLC to PC. I have a ABB PM554-T PLC with 1SAP12600R0001, Plz brief the procedure or any pdf file to communicate with PLC and the tools i have is RS232 to RS485 converter and a connection cable to COM1 of PLC with pin 3 and 8 connected as D+ and D-, Control Builder Plus, Codesys 2.3, i tried in many ways by connecting HEXIN make RS232 to RS485 converter between PC and PLC.
Plz help me sir bcz i am new to ABB world but i know the procedures of communications like baud rate, com port etc.
YOU CANNOT UPLOAD THE PROGRAM FROM THE CPU TO THE PROGRAMMING TOOL
There are multiple answers on this site about where the backups of the PLC source code may be found. If there is an SD card inserted in your AC500 PLC then the project source code should be saved on that card.
Use the proper ABB programming cable to communicate to the PLC.
In addition to what has already been indicated correctly by Rob, I suggest you search the forum for answers to the same questions, such as:
Hope this help you