Good Day All!

This is Genjua! i am new on this forum i have seen great discussion in this forum which is rreally very appriciatable!

I have a controller CAREL PCo3 i want to connect that controllewr directly to my computer RS-232 port by using simple RS-232 to RS-485 converter. The con nection which i am doing is from PLAN port of Carel PCo3. my goal is to upload CONTROLL LOGIC from the CONTROLLER PCO3.

Kindly Help me to download the program from the controller which softaware i have to use? WINLOAD? SMARTKEY? EASYTOOL? ITOOL?
i have ITOOL trial version can i upload logic using trial version?
one more thing normal RS-232 to RS-485 converter will work or not?

Waiting for your help
BR

Genjua