Page 4-12
GTS 8XX/GPA 65 Installation Manual
Revision 4TP
190-00587-00
4.5 Configuration
4.5.1 Configuration
Module
Pin Name
Connector
Pin
I/O
CONFIG MODULE GND
P8001
1
--
CONFIG MODULE PWR OUT**
P8001 21 --
CONFIG MODULE DATA**
P8001 40
I/O
CONFIG MODULE CLK**
P8001 60
I/O
**Signals have ESD (Electrostatic Discharge) protection, but not lightning protection.
4.6 Analog/Discrete
4.6.1 Heading
Input
4.6.1.1 26 Volt AC References
Pin Name
Connector
Pin
I/O
26 VAC HEADING REF HI
P8002
63
In
26 VAC HEADING REF LO
P8002
64
In
Used to sample AC inputs.
This signal must be the same phase and frequency as the indicator being driven.
Frequency:
400 Hz ± 10%
Voltage:
22.6 Vrms to 28.6 Vrms
Input Impedance:
>10 k
Ω
4.6.1.2 Radar Altimeter
Pin Name
Connector
Pin
I/O
ANALOG RADAR ALTIMETER HI
P8002
71
In
ANALOG RADAR ALTIMETER LO
P8002
72
In
Provides altitude information during approach.
