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3 — Ventilation valve
4 — antenna port
2.3.1 Interface description
Picture 2-3 power supply & communication port aviation port number chart
Aviation plug signal definitions
Chart 2-1 Power & communication interface signal definition
PIN
Description
PIN definition
1
Power supply GND
PGND
2
Power supply GND
PGND
3
24V power positive
+24V
4
24V power negative
+24V
5
NC
NC
6
NC
NC
7
NC
NC
8
Ethernet port
TD-