JRC Alphatron Marine AlphaDynaPos Operation Manual page 42

Ship automation and navigation system
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2.3.2.2.1 Create a Relative Track
1. Set INPUT to RELATIVE.
2. Double click on Bearing number to input bearing.
3. Double click on Distance number to input distance to next way point.
4. Double click on Radius to enter turning radius to next way point.
5. Press ADD to create track segment.
6. Repeat steps 2 to 5 until track is complete.
2.3.2.2.2 Create an Absolute Track
1. Set INPUT to ABSOLUTE.
2. Double click on Latitude number to input coordinate of way point.
3. Double click on Longitude number to input coordinate of way point.
4. Double click on Radius to enter turning radius to next way point.
5. Press ADD to create track segment.
6. Repeat steps 2 to 5 until track is complete.
2.3.2.2.3 Run a Track
Tracking is a sub-mode of the DP mode. First the system must be set in DP mode, before the tracking feature can be
used.
1. Change to DP MAP screen.
2. Set system in DP mode.
3. Change heading of vessel to the best heading to run the track.
4. Switch to TRACKING screen.
5. Press button TRACKING.
6. Select "Use bow thrusters" for low speed track or deselect it to only use the main propulsion thrusters.
7. Press button RUN TRACK.
8. In Manual mode: Adjust heading to point the bow of the vessel a little bit into the current to improve performance of
the vessel (Auto heading mode will do this automatically).
42 | Operation

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