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3DM-GX5-AHRS

3DM-GX5-AHRS

MicroStrain by HBK
IMUs - Inertial Measurement Units High Performance Attitude Reference Sensor, General Package
16 in stock

Overview

The 3DM-GX5-AHRS is a high-performance Attitude and Heading Reference System (AHRS) that integrates triaxial accelerometers, gyroscopes, and magnetometers with a pressure altimeter. It features dual on-board processors running an Auto-Adaptive Extended Kalman Filter (EKF) to provide precise dynamic attitude estimates. The module is housed in a compact aluminum enclosure and supports both USB 2.0 and RS232 interfaces for flexible system integration.

Why Choose This Part

The dual-processor architecture offloads complex EKF calculations from the host controller, ensuring high-rate data output even in demanding dynamic conditions. It offers a wide input voltage range of 4V to 36V and is fully temperature compensated from -40C to +85C. The inclusion of a pressure altimeter and magnetometer allows for full 3D orientation tracking with vertical reference stability.

Applications

Unmanned Aerial Vehicles (UAVs)
Provides stable pitch, roll, and heading data for flight control systems using the integrated pressure altimeter for altitude hold.
Robotic Navigation
Enables precise orientation tracking for mobile robots in GPS-denied environments through its high-rate EKF output.
Platform Stabilization
Used in camera gimbals and antenna pointing systems to compensate for platform vibration and motion.
Personnel Tracking
Integrates into wearable systems to track orientation and movement in professional training or biomechanical analysis.

Getting Started

Connect the module to a PC via the micro-USB port and use the MicroStrain MIP Monitor software for initial configuration and real-time data visualization. Developers can integrate the sensor into custom C++, Python, or ROS environments using the open-source MicroStrain Communication Protocol (MIP) SDK.

3DM-GX5 Family

Part NumberDifferenceStock
3DM-GX5-IMU IMU 11

Also Consider

BNO055 Bosch Sensortec - A significantly lower-cost, consumer-grade AHRS solution with integrated sensor fusion for less demanding applications.