Factory link system version 3.02 is linked to 10 sets of Siemens PLC-135 having CP-143 communication processor. H1 communication via Intel's PCLink2A card (also known as PCL2NIA is connected to a PC running on DOS 6.22, DESQviev. I am seeking for either equivalent card for PCL2NIA or an address to obtain this card. HELP!!!!