The 3DM-GV7-AHRS is a ruggedized, tactical-grade Attitude and Heading Reference System (AHRS) featuring a fully calibrated MEMS-based accelerometer, gyroscope, and magnetometer, housed in a compact IP68-rated aluminum enclosure. It delivers high-accuracy roll, pitch, and heading data using an onboard Extended Kalman Filter, making it ideal for robotics, UAVs, and other demanding applications.
Tactical grade gyro (1.5°/hr bias instability)
Onboard Extended Kalman Filter for attitude estimation
Ruggedized IP68 package
| 3DM-GV7 Data Sheet | Data Sheets | English |
| Product Comparison: 3DM-GV7 Series vs. 3DM-GX5 Series Inertial Sensors | Buyers Guide | English |
| 3DM-GV7 Mechanical Drawing (PDF) | Technical drawing | English |
| GV7-CV7 Firmware Change Log | Release Note | English |
| 3DM-GV7-AR and 3DM-GV7-AHRS User Manual (Online) | Manual/Operating manual | English |
Certificates and Approvals
| 3DM-GV7 Declaration of Conformity (EU) | Declaration of Conformity | English |
| 3DM-GV7 Declaration of Conformity (UK) | Declaration of Conformity | English |
| 3DM-GV7 CAD File | CAD Step Files |
| 3DM-GV7 CAD File with Cable | CAD Step Files |
| MicroStrain 7-Series Inertial Sensor Firmware | Firmware |
| Type | Attitude & Heading (AHRS) |
| Performance Grade | Tactical Grade |
| Features | Accelerometer, Gyroscope, Magnetometer |
| Random Walk | Accel: 20 µg/√Hz, Gyro: 0.3 °/√hr |
| Bias Instability (Gyroscope) | 1.5 °/hr |
| Bias Instability (Accelerometer) | 20 μg |
| Hysteresis | Accel bias: 0.9 mg, Accel gain: 318 PPM, Gyro bias: 0.066 °/s, Gyro gain: 1000 PPM |
| Communication Port Type | Micro D9 |
| Communication Interface | RS-232, USB |
| Update Rate | IMU: 1000 Hz, EKF: 1000 Hz |
| Inputs/Outputs | 2xGPIO |
| Weight | 17.7 g |
| Weight | 0.624 oz |
| Size | 36.2 mm x 36.6 mm x 10.2 mm |
| Size | 1.43 in x 1.44 in x 0.40 in |
| Power Consumption | 0.32 W |
| Input Voltage | 4.6 V to 36.0 V |
| Minimum Operating Temperature | -40 °C |
| Maximum Operating Temperature | 85 °C |
| Minimum Operating Temperature | -40 °F |
| Maximum Operating Temperature | 185 °F |
| MTBF | 2058917 h |
| Sensing Range (Accelerometer) | 4 g, 8 g, 16 g |
| Sensing Range (Gyroscope) | 250 °/s, 500 °/s, 1000 °/s |
| Sensing Range (Magnetometer) | 8 Gauss |
| Sensing Range (Pressure) | 1260 mbar |
| Accuracy | Roll/Pitch (dynamic): 0.5 °, Roll/Pitch (static): 0.25 °, Heading (static): 0.5 °, Heading (dynamic): 2 ° |
| Ingress Protection Rating | IP68 |
| Housing Material | Aluminum |
| Software | MSCL, ROS, SensorConnect |
| Mounting Style | Screw Down, Precision Alignment |
| Product Code | Descripción |
|---|---|
|
|
IP68 CABLE KIT, RS232 |
6212-0032
|
IP68 CABLE KIT, USB |
6212-1200
|
IP68 FLYING LEADS |
Acceda al manual de usuario en línea completo de su sensor. Encuentre instrucciones detalladas de configuración, procedimientos de calibración, guías de solución de problemas y especificaciones técnicas, todo en un solo lugar conveniente.
InertialConnect is the latest software solution for MicroStrain inertial sensors. With InertialConnect, you can easily configure your sensors, adjust parameters, upgrade firmware, and deploy preconfigured parameter files. You can also verify sensor outputs with intuitive visualizations, including times eries data, position data, and statuses.
InertialConnect is compatible with both PC desktop and Linux operating systems, making it your go-to solution for precision and efficiency in inertial sensor management.
SensorConnect is the next generation in desktop sensing software.
From configuration of nodes and starting networks, to collecting and analyzing data in real-time, SensorConnect provides a modern, powerful experience with our Wireless, Inertial, and Displacement products.
Using our intelligent data collection and graphing algorithms, you are able to visualize massive amounts of data instantly, and then zoom in on points of interest just as fast.
Built in MathEngine functionality allows for both real-time and post-processed math, such as generating FFTs, averages, RMS, etc.
SensorCloud is a unique sensor data storage, visualization, and remote management platform that leverages powerful Cloud computing technologies to provide excellent data scalability, rapid visualization, and user programmable analysis.
MicroStrain sensors can instantly upload their data to SensorCloud via an ethernet-connected WSDA-2000. Once uploaded, your data is securely stored in the Cloud and can be accessed from anywhere, or downloaded for offline use.
Configurable alerts can be set to help notify you of real-time event in your data.
MathEngine allows you to perform analytics on your data, all in the Cloud. Pre-built functions are available for ease of use, while IPython Notebooks allow advanced users to write custom scripts to be run on their data once, or on a schedule.
The MicroStrain Communication Library (MSCL) is our open-sourced API that simplifies writing code to interact with our sensors. MIP SDK is a lightweight C/C++ library for interacting with MicroStrain G and C-series products via baremetal and resource constrained microcontrollers.
Both APIs are readily available and fully-documented on GitHub, featuring valuable tools such as full documentation, example code, and a quick start guide.
Robot Operating System (ROS) is an open-source, meta-operating system for your robot. It provides the services you would expect from an operating system, including hardware abstraction, low-level device control, implementation of commonly-used functionality, message-passing between processes, and package management. ROS can be used in building and simulating robotics applications, as well as unmanned ground vehicles and simultaneous localization and mapping (SLAM). MicroStrain has an open source License free (MIT License) series of drivers specifically designed and tested for ROS.
El 3DM-GV7-AHRS es un sistema de referencia de actitud y rumbo (AHRS) que combina una unidad de medición inercial (IMU), un magnetómetro y algoritmos avanzados de fusión de sensores. Proporciona un rendimiento de nivel táctico para medir la orientación (inclinación, balanceo, guiñada), las velocidades angulares y la aceleración lineal en un paquete IP68 protegido contra el medio ambiente.
El 3DM-GV7-AHRS es un sistema de referencia de actitud y rumbo que incluye un rumbo asistido por un magnetómetro, mientras que el 3DM-GV7-AR es un sistema de referencia de actitud (también denominado VRU (unidad de referencia vertical) que proporciona datos de orientación de alta precisión sin referencia de rumbo magnético.
El 3DM-GV7-AHRS cuenta con un filtro Kalman extendido autoadaptativo diseñado específicamente para un rendimiento uniforme en entornos difíciles, calibración individual para una precisión óptima, algoritmos de orientación de última generación, gestión avanzada del tiempo y sistemas flexibles de activación de eventos, todo ello en un paquete ultracompacto y robusto de grado táctico IP68.
Grado industrial:
El 3DM-GV7-AHRS es ideal para:
Sí, el 3DM-GV7-AHRS está preparado para ROS con controladores ROS dedicados disponibles. MicroStrain de HBK proporciona controladores ROS actualizados que garantizan el cumplimiento de los estándares y mejoran las capacidades de integración para aplicaciones robóticas.
El filtro Kalman extendido autoadaptativo es un algoritmo avanzado de fusión de sensores que se ajusta automáticamente a las condiciones y dinámicas ambientales cambiantes. Esto garantiza mediciones confiables y consistentes incluso en entornos desafiantes con altas aceleraciones, vibraciones o interferencias.
Cada unidad 3DM-GV7-AHRS se calibra individualmente en fábrica para un rendimiento óptimo en amplios rangos de temperatura de funcionamiento. El sensor también cuenta con funciones de prueba continuas integradas y compensación total de temperatura para mantener la precisión durante toda su vida útil.
Sí, el 3DM-GV7-AHRS permite la configuración independiente de las salidas IMU sin procesar (aceleración y velocidad angular) y las salidas AHRS filtradas (estimaciones de actitud y rumbo), lo que proporciona flexibilidad para los diferentes requisitos de la aplicación.
Sí, el 3DM-GV7-AHRS y todos los productos MicroStrain de HBK cumplen con la NDAA. Esto significa que son adecuados para su uso en: