Narco Avionics AR850 - Design Features; Product Specifications

NARCO AVIONICS AR850
1-2 7/03
1.3 DESIGN FEATURES
- Reports altitude up to 30,700 feet (9,357 meters).
- Incorporates a Piezoresistive pressure sensor.
- No complex gears, shafts or optical discs are used
which increases the unit's reliability.
- Directly compatible with most current production
transponders.
- Meets FAA TSO C88(a).
- Lightweight: less than 1 pound.
- Compact: Remote mounts easily within the aircraft's
structure.
- Operates on either 14 or 28 Vdc.
1.4 PRODUCT SPECIFICATIONS
ALTITUDE REPORTING RANGE
-1,000 to 30,700 feet referenced to 29.92 inches of mercury.
CODE OUTPUT
The digitized output format is in accordance with the U.S.
National Standard for Common System Component Characteristics
for the IFF Mark X (SIF)/Air Traffic Control Radar Beacon
System, SIF/ATCRBS as amended December 27, 1963 and is the
same code specified in the International (ICAO) Standard Code
for SSR Pressure Altitude Transmission.
ACCURACY
The digitizer reproduces the pressure altitude in digital
form with a tolerance of ±50 feet referenced to 29.92 inches
of mercury as measured at any transition point of the digital
code over the range of -1,000 to 30,700 feet, as shipped from
the factory.
MECHANICAL
SIZE : See UNIT DIMENSIONS on page 2-4.
WEIGHT : AR850 Unit 0.7 lbs. ( 0.318 kg.)
AR850 Tray 0.090 lbs. (0.041 kg.)