directlogic 305 with f3-pmux

[nomanarif]

One of my clinet have a directlogic 305 plc with f3-pmux (50 pin ribbom cable) module ; there are 4 plcs rack with each other through f3-pmux ; now the problem ia that i m unable to fetch the program from there bcoz i dnt have any converter for that cable plzz guide if there is any cable or converter available from its urgent ; the connecter than leads towards pc based hmi ; with Os2 warp operating system plzz provide me if u have any alternate od that system extremely urgent