The I-7052 offers 6 fully independent channels and 2 common ground channels for digital input. The diffential inputs feature channel-to-isolation. In addition, you can choose either sink- or source-type input via wire connections. All channels are able to be used as 16-bit has 8 LED indicators for DI channel status monitoring. 4 kV ESD protection and 5000 Vrms intra-module isolation are standard. The M-7052 has the same hardware specifications as the I-7052, but provides additional support for the Modbus RTU protocol as well as the DCON protocol.