Housed in marine-grade aluminum enclosure that is IP68-rated waterproof and dirtproof, Interface and Logging Unit provides data logging, web interface, and time synchronization server. Unit features 6 RS232/RS422 serial ports, 1 CAN bus, 2 Ethernet ports, WiFi, and array of multi-function GPIO pins. All interfaces can operate simultaneously with input and output of data in large selection of different formats. To prevent grounding issues, every interface is individually optically isolated.