System Description

SystemDescriptionandInstallationManualforRangeFinder ICD10000‐01
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©SagetechCorporation2018ConfidentialProprietaryExportControlled Page38of130
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Altitude
ByteOffset ByteName FieldDescription
04 ALT0 Altitude
05 ALT1 Altitudebitfielddefinitionisasfollows:
 Bits0‐13AltitudeData
Theaircraftbarometricaltitudeismeasuredwithreferencetoapressureof29.9213”Hg.
Thedataisanunsignedinteger,offsetby1200feet,inunitsof25or100feet(asdefinedintheInstallation
Message).
Altitudevaluesoutsideof‐1200to126,700feetareinvalid.
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AltitudeDataExamples:
0000
000C
04FF
0000
0030
13FC
‐1200ft,100ftscaling
0ft.,100ft.scaling
126,700ft.,100ft.scaling
‐1200ft.,25ft.scaling
0ft.,25ft.scaling
126,700ft.,25ft.scaling
Bit14
=0
=1
Hostaltitudeallowed
Hostaltitudeunavailable
Hostaltitudeprovided
Bit15
=0
=1
Internalsensoraltitude
Donotuseinternalsensoraltitude
Useinternalsensoraltitude
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Internalaltitudeisfixedat25’resolution
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AltitudeRate
ByteOffset ByteName FieldDescription
06 ALTR0 ALTR0 ALTR1 AltitudeRate
07 ALTR1 0xFE
0xFF
0x00
0X01
0x80
0xFF
0xFF
0x00
0x01
0x00
‐16,448ft/min
‐64ft/min
0ft/min
16,448ft/min
AltitudeRatenotavailable
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Altitude
Datais2’scomplement
Resolution=64ft/min
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