Below is the pinouts for the USB-Serial cable supplied with the Airconsole Adaptor
Pin1 = CTS
Pin2 = DSR
Pin3 = RX
Pin4 = GND
Pin5 = GND
Pin6 = TX
Pin7 = DTR
Pin8 = RTS
When attached to a Beige RJ45 to DB9 Adaptor which we sell, the pins are translated as per below drawing.
For the Null adapter: