Garmin GNS 480, Pilot'S Manual

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28
Basic Operation
Selectable Nav Data Fields for Map Pages 2-4
Option Name Abbrev. Description Units
Fuel to
Waypoint
FUEL TO
WPT
Fuel to the next waypoint will be cal-
culated given the current fuel flow rate
and the ETE to the waypoint. If the
active leg is not part of the flight plan
(ie direct-to outside the flight plan),
active is a pilot nav leg, active leg is
to manual termination, ground speed
is less than or equal to five knots, or
position is invalid, this will be dashed. .0 to 99999.9 US gallons (usg), Impe-
rial gallons (img), liters (L), pounds
(lbs), or kilograms (kg) at tenths of
unit resolution.
GPS Altitude GPS ALT If available, this provides GPS altitude,
referenced to MSL. Note that this
altitude will not be the same as baro-
corrected altitude, when airborne. Feet (ft) or meters (m) in whole unit
resolution
GPS Vertical
Rate
GPS VS If available, this provides GPS-based
vertical speed. Feet/minute (ft/m) or meters/minute
(m/m). Shall support at least range
of -9999 units to 9999 units. Value
shall be rounded to 10 unit resolution
Ground Speed GS The ground speed of the aircraft. Value
is dashed out when position is invalid
or ground speed less than 5 kts. Knots (kt), kilometers per hour (k/h),
or miles per hour (m/h). 0 to 999
units at 1 unit resolution.
Heading HDG The direction the nose of the aircraft
is pointing. This requires a heading
input via an ADC or HSI bootstrap. 0 to 359 degrees at 1-degree resolu-
tion.
Moving Map