Garmin GPS 24XD NMEA 2000 User Manual

GPS 24XD NMEA 2000
®
INSTALLATION INSTRUCTIONS
Important Safety Information
CAUTION
To avoid possible personal injury, always wear safety goggles, ear protection, and a dust mask when drilling,
cutting, or sanding.
NOTICE
When drilling or cutting, always check what is on the opposite side of the surface to avoid damaging the vessel.
For the best performance and to avoid damage to your boat, read all installation instructions before
proceeding. Install the device per these instructions. Use the appropriate fasteners, tools, and mounts listed,
which are available at most marine dealers.
The Garmin
®
GPS 24xd NMEA 2000 high-sensitivity GPS antenna provides position information to your existing
NMEA 2000 network. If your boat does not have a NMEA 2000 network, you will need to install one.
For more information, go to garmin.com.
Tools Needed
• Drill
• 3.2 mm (1/8 in.) drill bit
• 19 mm (3/4 in.) drill bit for a pole-mount cable-hole
• 25 mm (1 in.) hole saw for a surface-mount cable-hole
• Countersink bit for mounting on fiberglass
• Screws for under-deck mounting
• Screwdriver, appropriate for the screw type
• Marine sealant (optional)
• Additional NMEA 2000 network components as needed
TA-2020/6796
GUID-28CE8C25-CFD8-4C12-B6D0-AD9CDF4D5084 v3June 2021

Garmin GPS 24XD NMEA 2000 Specifications

General

Brand	Garmin
Model	GPS 24XD NMEA 2000
Category	Antenna
Language	English

Summary

Installation Safety Information

CAUTION

Warning about personal injury during drilling, cutting, or sanding.

NOTICE

Instruction to check the opposite side of surfaces before drilling/cutting.

Installation Tools Required

Antenna Mounting Overview

Antenna Mounting Location Considerations

Guidelines for selecting the antenna mounting location to ensure best reception.

Surface Mount Installation

Pole Mount Installation

Pole Mount: External Cable Routing

Instructions for mounting the antenna on a pole with the cable routed externally.

Pole Mount: Internal Cable Routing

Under Surface Mount Installation

Antenna Connection

NMEA 2000 Connection Steps

Steps to connect the GPS antenna to an NMEA 2000 network.

Antenna Heading Calibration

Calibration Process Overview

Menu-Based Calibration Procedure

Detailed steps for calibrating the compass via a menu-based method on a compatible chartplotter.

Fine Heading Alignment Adjustment

Optional steps to fine-tune the heading output using fine heading alignment.

Basic Calibration Procedure

Magnetic Heading Data Disable

Device Cleaning and Specifications

Outer Casing Cleaning

Instructions for cleaning the device with a mild detergent solution.

Technical Device Specifications

Technical details including dimensions, weight, power, and water rating.

NMEA 2000 PGN Details

Regulatory Compliance Statements

Canada Compliance Information

Regulatory compliance statement for Innovation, Science and Economic Development Canada.

FCC Compliance Information

Regulatory compliance statement for US users regarding FCC rules.

Garmin Contact and Trademarks

NMEA 2000 Network Basics

NMEA 2000 Definition

Explanation of NMEA 2000 as a marine sensor communication standard.

NMEA 2000 Components Overview

NMEA 2000 Terminology

NMEA 2000 Network Planning Guide

Sample NMEA 2000 Network Layout

NMEA 2000 Backbone Construction

NMEA 2000 Power Connection

NMEA 2000 Power Distribution

NMEA 2000 Network Termination

NMEA 2000 Network Limits

NMEA 2000 Cable and Device Limits

Constraints on cable length and the number of devices in an NMEA 2000 network.

Existing NMEA 2000 Network Integration

Guidelines for integrating Garmin equipment with existing NMEA 2000 installations.

NMEA 2000 General Data Types

NMEA 2000 Engine and Fuel Data

NMEA 2000 Navigation Data

NMEA 2000 Trip Data

NMEA 2000 Weather Data

NMEA 2000 Sailing Data

NMEA 2000 Water and System Data