Garmin G1000 Diamond DA62 Pilot's Manual page 17

SYSTEM OVERVIEW
• GRA 5500 – The optional Radar Altimeter provides altitude above the ground (AGL) to the MFD, through the
GIA 63W, using an RS-422 digital interface.
• GWX 70 – Provides airborne weather and ground mapped radar data to the MFD, via HSDB ethernet connection.
190-01895-00 Rev. A Garmin G1000 Pilot's Guide for the Diamond DA62 3