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MK VI MK VIII EGPWS Installation Design Guide
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CAGE CODE: 97896 SCALE: NONE SIZE: A DWG NO: 060-4314-150 REV:
SHEET 271
6.1.3 Uncorrected Barometric Altitude
Data Item Value
Signal Name: Uncorrected Baro Altitude, DC Voltage
AIC Algorithm: DC Absolute
Signal Dynamic Range: –19,334 to +31,166 Feet
Signal Reasonable Range: –1500 to +30,000 Feet
Signal Open Wire Threshold –3000 Feet
Reference Dynamic Range: None
Reference Reasonable Range: None
Scale: Altitude (Feet) = 3150 Feet/VDC * Volts – 17250 Feet
Input Signal Connection: (+) = J1-62, (–) = J1-43
Input Reference Connection: None
AIC Name: D2 (DC2)
External Validity Flag Connection: J1-9
AIC LSB: 2 Feet
AIC Status Mask: 0000200F
External Validity Type: Discrete Validity
6.1.4 Outside Air Temperature (500 ohm probe)
Data Item Value
Signal Name: Outside Air Temperature, DC Signal
AIC Algorithm: DC Absolute
Signal Dynamic Range: –85 to +60 °C
Signal Reasonable Range: –70 to +60 °C
Signal Open Wire Threshold –80 °C
Reference Dynamic Range: None
Reference Reasonable Range: None
Scale: V
OAT
OAT (in °C)
< 0.43448 525.50676* V
OAT
– 268.805
>= 0.43448 and < 0.49212 545.64369* V
OAT
– 277.560
>= 0.49212 and < 0.54816 566.02357* V
OAT
– 287.594
>= 0.54816 581.96990* V
OAT
– 296.270
Input Signal Connection: (+) = J1-63, (–) = J1-44 (see section 5.3.2 for hookup)
Input Reference Connection: None
AIC Name: D5 (DC5)
External Validity Flag Connection: None
AIC LSB:
0.03125 °C
AIC Status Mask: 0000200F
External Validity Type: None
6.1.5 Outside Air Temperature (Internal Constant)
Data Item Value
Signal Name: Outside Air Temperature, DC Signal
AIC Algorithm: DC Absolute
Signal Dynamic Range: Constant, no external connection
Signal Reasonable Range: Constant, no external connection
Signal Open Wire Threshold None
Reference Dynamic Range: None
Reference Reasonable Range: None
Scale: OAT (in °C) = 25°C Constant
Input Signal Connection: (no external connection)
Input Reference Connection: None
AIC Name: None