Connection bus box (proprietary bus)

AdvanSea Bus : Each S400 instrument features AS-1 Bus. This Half Duplex single-cable bi-directional 38400 baud Bus, enables extremely fast and reliable exchanges between all S400 instruments on board. Up to 20 S400 instruments can be connected to this network.
In addition, the AdvanSea AS-1 junction box (ref. 57765) facilitates the data transfer between 3 AdvanSea instruments through the AS-1 Bus, and allows NMEA connection to or from the instruments.