ISA/PCI Relays and Optoisolator external - IC8
Up to 4 external modules can be connected to a TTL base card IC8G I/O over DB-25 rounding cord. A universal combination of digital inputs/outputs is very simply realizable. All modules are in the metal case with LED status indicators for all channels, screw terminals for the connection and connecting cable.
With Windows-98/NT/2000/XP, Linux driver. PCI-Version for Vista/Win-7/Win-8 also!