UAV-1002373-001
21
DRAFT
– TSO PENDING
7.6 Wiring
ping200X requires connections to power, ground, an RS-232 control
interface and an RS-232 position interface.
4-wire Control Interface
Color
Type
Function
Red
Power
Input
Aircraft Power
Black
Power
Input
Aircraft Ground
Grey
Data
Output
Control RS-232 Transmit
Orange
Data
Input
Control RS-232 Receive
3-wire Position Interface
Color
Type
Function
Red
Power
Output
Position Power (directly tied to 4-wire power input
without additional protection, can be used to power
position source)
Black
Power
Output
Position Ground (directly tied to 4-wire power input
without additional protection, can be used to power
position source)
White
Data
Input
Position RS-232 Receive
If new power wiring is required, refer to AC 43.13-1B Chapter 11 for
guidance. The wiring should present an impedance of less than 0.5
Ω. The
following table provides guidance for typical aircraft hook-up wire.
Gauge
ohm/km
Maximum Length for 0.5
Ω
20 AWG
35
14.2 m
22 AWG
64
7.8 m
Refer to Appendix C for example wiring diagrams and installations.
