Description The ICP DAS XV107A provides 8 channels for digital input and 8 channels for digital output, each of which features photo-couple isolation. The XV107A supports sink-type input with short circuit protection, while the output is source-type. All input channels can be used as 32-bit counters. There are options for configuring power-on digital output values, 4 kV ESD protection and 3750 VDC intra-module isolation are also provided.