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KRA 405B RADAR ALTIMETER INSTALLATION MANUAL
Page 1-7
006-10536-0010 Rev. 10 Oct/2005
D. KNI 415/416 INDICATOR
TSO COMPLIANCE: C87/ETSO-2C87 DO-138
Env. Cat GAPAAAXXXXXX
PHYSICAL DIMENSIONS: See FIGURE 2-5 KNI 415/416 INSTALLATION DRAWING
Length:
Width:
Height:
WEIGHT: See FIGURE 2-5 KNI 415/416 INSTALLATION DRAWING
ALTITUDE: 55,000 feet (16,764 m)
OPERATIONAL TEMPERATURE RANGE: -20° C to +70° C
POWER REQUIREMENTS:
Primary Power: 27.5 Vdc ± 20% @ 850 mA
Panel Lamp Power: (28 volt units) 28 Vdc ± 10% or 26 Vac ± 10% @ 120 mA
Panel Lamp Power: (5 volt units) +5 Vdc ± 10% or 5 Vac ± 10% @ 575 mA
ALTITUDE RANGE DISPLAYED: -20 to 2,000 feet (-6.1 to 609.60 m)
ALTITUDE ACCURACY:
0 to 500 ft: ± 4 feet (1.22 m) or ± 4% (whichever is great-
er)
500 to 2,000 ft: ± 5%
DECISION HEIGHT:
Altitude Range:
(pilot adjustable)
0 to 2,000 feet (0 to 609.60 m)
Accuracy: ± 5 feet (1.27 m) or 5%, whichever is greater
EXTERNAL DECISION HEIGHT OUTPUT: Isolated pair of relay contacts for switching
external circuit. 110 mA at 28 Vdc, 3 watts
maximum continuous contact load.
VISUAL WARNING SYSTEM:
Pilot Display Warning Flag:
Normal Operation: Flag hidden from view
Flag Condition: Power failure or altitude error
Indicator Needle:
Over Altitude: Needle hidden from view
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