Industrial Universal PCI Card with 2 Analog Outputs. The PISO-DA2U has 2 analog output channels with high-voltage isolation protection and provides universal PCI interface (3.3 V/5 V). The PISO-DA2U is fully compatible with the PISO-DA2, and users can replace the PISO-DA2 by the PISO-DA2U directly without software/driver modification.The built-in high-quality isolation components on the PISO-DA2U make it featuring 3750 VDC bus-typed and channel-c..