The dual depth-finder log interface allows two speedometer log sensors and one depth-finder sensor to be connected to the TOPLINE Bus of your installation.

The Dual-speed/depth interface is designed for boats that need to have two boat speed sensors installed. Typically, this is the case on multihulls and wide monohulls such as ULDBs and modern racing boats. A dual speed sensor installation ensures that there is always one sensor in contact with water