Operation
82010-PG, REV. F Sandel SA4550 Pilot’s Guide 2-19
DISPLAY FEATURES
FUNCTION OPERATION
Radar Altimeter Display
- Shows current radar
altimeter altitude in 5’
increments below 200’
and 10’ increments
above 200’.
Blanks if above the
maximum Radar Altitude
of 2000’ or 2500’
depending on
make/model of Radar
Altimeter.
Shows all dashes if the
RA is invalid.
The RAD ALT window
will not appear in aircraft
that do not have a radar
altimeter system
configured for display on
the SA4550.
RADAR
ALTITUDE
Operation
82010-PG, REV. F Sandel SA4550 Pilot’s Guide 2-20
DISPLAY FEATURES
FUNCTION OPERATION
Red Chevrons
Points to the level flight
attitude
Alerts the pilot that a
potentially hazardous
nose low pitch attitude
exists.
The upward pointing red
chevrons appear any
time the pitch attitude
exceeds -20°. Automatic
decluttering of the
display will occur prior to
this unusual attitude
indication. Appropriate
unusual attitude
recovery techniques
should be used when
this display appears.
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