RayTech Navigator User’s Guide

Connecting to Instruments Via an NMEA Cable

This section explains the basics of connecting Navigator to the NMEA leads of a GPS, an NMEA-equipped instrument, radar, and an autopilot. These connections are made using a 9-pin NMEA cable (Figure A-1, Raymarine Part No. E86001), one end of which connects to your PC’s COM port, the other to the various devices. In addition to the cable diagram, specific NMEA lead connection assignments are given for each type of device. Further details are also provided later in this appendix, in the section “Connecting Specific Instruments and Devices,” which lists some common manufacturers’ instruments and explains how to connect them to Navigator. In all cases, you should also refer to the manual that came with the device you are connecting.

Connect cable to PC’s COM port

Data input to computer

Signal grounds

Data output from computer

Figure A-1. Raymarine NMEA Connection Cable, Part No. E86001

A-2

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Raymarine Marine GPS System manual Connecting to Instruments Via an Nmea Cable