The Consilium SAL SD4-2 is a dedicated marine navigation display unit designed to provide accurate and reliable speed and distance information. It clearly presents both longitudinal and transverse speed, essential for safe maneuvering and docking. The display features selectable modes for Water Track (WT) and Bottom Track (BT), offering flexibility depending on operational needs. Integrated functions for logging Trip and Total distance allow for effective voyage monitoring. With a user-friendly front panel including dimming controls and a test function, the SAL SD4-2 is an essential instrument for any modern bridge, ensuring critical data is always visible and accessible to the navigator.