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MK XXII EGPWS Installation Manual
CAGE CODE: 97896 SCALE: NONE SIZE: A DWG NO: 060-4314-225 REV: C
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TABLE E 3.1.8-4: RADIO ALTITUDE INPUT SELECT TYPE 4 (KRA 405)
SIGNAL CONNECTION SUMMARY DATA
Radio Altimeter #1 (+) = J1-64
(-) = J1-45
Format: Alt 55 with Validity Flag
Input Type: Basic
Fault Designation: RADIO ALTIMETER FAULT
Validity: Radio Altitude Valid Discrete #1 (+28V)
PIN FUNCTION CONNECTION PIN TYPE CHANNEL DESIGNATION
REFERENCE
Polarity/Configuration
Radio Altitude Validity
Discrete #1 (+28V)
J1-29 Input 28V_DISC_07 >+17V = Valid
<+4.4V = Invalid
DH Discrete (Gnd)
J1-33
Input GND_DISC_11 Gnd = Below DH
<not> Gnd = Above DH
CONFIGURATION DATA
Description Value
Out of Track Maximum
2800
Out of Track Minimum
Pseudo altitude is only allowed to operate within
these limits.
-20
Pseudo Altitude Type Selects parameters for pseudo altitude engage logic
3
Field Enable Type Selects pseudo altitude field elevation
2
Table E 3.1.8-5: Radio Altitude Input Select Type 5 (ALT 50)
SIGNAL CONNECTION REFERENCE SUMMARY DATA
Radio Altimeter #1 (+) = J1-64
(-) = J1-45
Format: Alt 50 with Validity Flag
Input Type: Basic
Fault Designation: RADIO ALTIMETER FAULT
Validity: Radio Altitude Valid Discrete #1 (+28V)
PIN FUNCTION CONNECTION PIN TYPE CHANNEL DESIGNATION
REFERENCE
Polarity/Configuration
Radio Altitude Validity
Discrete #1 (+28V)
J1-29 Input 28V_DISC_07 >+17V = Valid
<+4.4V = Invalid
DH Discrete (Gnd)
J1-33
Input GND_DISC_11 Gnd = Below DH
<not> Gnd = Above DH
CONFIGURATION DATA
Description Value
Out of Track Maximum
2100
Out of Track Minimum
Pseudo altitude is only allowed to operate within
these limits.
-20
Pseudo Altitude Type Selects parameters for pseudo altitude engage logic
4
Field Enable Type Selects pseudo altitude field elevation
2