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16. NAVIGATION SENSORS
16-3
SPD page
Stabilization Mode: Select the water stabilization mode: Select [Bottom] for ground
stabilization, or select [Water] for sea stabilization.
Sensor Type: Select [GPS] in case of a GPS navigator, or [LOG] for speed log.
Data Source: Check [Sensors] to use a sensor in the [Sensors] list, or click [Manual]
to enter speed manually. Use [Manual] when no speed source is available.
Manual: Input speed manually. Check [Water] in [Stabilization Mode] and deactivate
the AIS function to enable entry.
Reference SPD: Check to use radar as the source for speed and course. (Not avail-
able with the System Sensor Settings.)
Set and drift: Check the [Set Drift] checkbox to manually set speed and course of drift.
Note that you can select manual drift only if you deactivate the AIS function.
Angle = Difference between heading and COG
Spd = Speed component of the drift vector
Cse = Course component of the drift vector
Vector defined by (SOG and COG) is equal to vector sum of vectors defined by (SPD
and HDG) and (set and drift)