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1. FI-501 WIND ANGLE, FI-502 CLOSE HAULED WIND ANGLE
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1.7 Displaying Velocity Made Good (VMG)
Information
VMG is the actual vessel speed after adjusting for such factors as current
and wind.
Use the VMG key to display and erase VMG information and current dis-
play alternately. (The VMG information cannot be shown when an alarm
display is currently shown.). The VMG display requires boat speed infor-
mation. If no boat speed is available three dashes is shown.
1.8 Displaying Tack Angle
Use the TACK/CLEAR key to display tack angle on the digital display.
This function requires speed and heading information. If they are not
available, the digital display shows three dashes.
WIND
SPEED
VMG
VMG
3.2 kt
Wind
Starboard
Tac k
Coming
About
Port
Tac k
Port
Tac k
90
°
45
°
TACK
45
°
MAG
Tack angle display
(example)