OPTI64PCI (ADLINK's PCI-7433) card is a 64-CH high-density digital input and/or output cards that provide a robust 2,500 V isolation protection and are suitable for most industrial applications. The wide input range of the cPCI/PCI-7432 and cPCI/PCI-7433 makes it easy to sense the status of external devices. There are several options such as normal version with input range from 0 to 24 V, as well as HIR version with high input range from 0 to 50 V.