2. Chart Plotter
2-20
6. Use the RotoKey to set values. Refer to the description below and on the next
page.
Fixed color: Single-color track in white, blue, purple, cyan, green, yellow and red.
Depth range: Change the color of the track with depth. Set the a depth limit for
each color. For example, the default setting for white is 33 ft. For this setting, the
track is white for depths to a maximum of 33 ft.
Depth variation: Paint the track in a different color when the depth changes by
the figure set here. For example, the setting of 20 ft changes the color of the track
as shown in the illustration when the depth changes by 20 ft.
Depth range Sea surface temperature range Speed
Fixed color Date
Depth variation
Sea surface temperature variation
999 ft
Own Ship
Dark blue
Red
Yellow
Green
Purple
Dark blue
200
180
160
140
120
100 ft
Depth steadily
increasing.
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