4-channel Isolated Digital Input and 8-channel Isolated Digital Output Module using the DCON Protocol. The I-7044 offers 4 channels for digital input and 8 channels for digital output, each of which features Photocouple isolation. The I-7044 supports sink-type output using open collector and sink- or source-type input via wire connections. All input channels are able to be used as 16-bit counters. There are options to enable both power-on and saf..