Produkt overview
The WITMOTION WT901BLECL is a high-precision 9-axis Attitude and Heading Reference System (AHRS) Inertial Measurement Unit (IMU) sensor. It integrates a 3-axis accelerometer, gyroscope, and magnetometer, providing comprehensive motion and orientation data. Designed for applications requiring stable and accurate measurements, it features advanced Kalman Filtering and a low-power Bluetooth 5.0 interface for real-time monitoring and data acquisition.

Image: The WT901BLECL sensor shown alongside a smartphone running the WitMotion application, demonstrating real-time data monitoring capabilities. The sensor is compact and features a USB-C port.

Image: A visual representation highlighting the Bluetooth 5.0 Attitude Sensor's 9-axis fusion, including 3-axis acceleration, 3-axis gyroscope, 3-axis angle, 3-axis magnetic field, quaternion, and port status.
Nøglefunktioner:
- Precision Sensor Suite: High-precision 3-axis accelerometer, gyroscope, and magnetometer for comprehensive motion and orientation detection.
- Advanced Algorithm Filter: Integrated R&D dynamic fusion algorithm and Kalman Filtering for stable data output, excellent bias stability, and low noise.
- BLE Compatibility: Low-consumption Bluetooth 5.0 for real-time monitoring via WitMotion App/PC, with approximately 10 hours of battery life.
- Powerful Software/App: Provides real-time data monitoring (dashboard, graph, raw data), data storage and export (Excel/CSV/TXT), and multiple configuration options.
- USB-C grænseflade: Modern Type-C interface for data and charging.
- Compact and Wearable: Miniaturized design for easy integration and monitoring in various applications.
Opsætningsvejledning
Pakkeindhold:
- 1 x WT901BLECL BLE 5.0 Sensor (Type-C interface)
- 1 x Type-C Data & Charging Cable
- 1 x Welcome Guide
Note: An adapter is not included. For computer connection, a BLE adapter (e.g., B07ZGG9KY9) may be required.
Indledende forbindelse:
- Charge the Sensor: Connect the WT901BLECL sensor to a power source using the provided Type-C data and charging cable. Ensure the sensor is adequately charged before first use.
- Software installation:
- Til pc: Besøg wit-motion.com to download the latest PC software. Follow the installation instructions provided with the software.
- For Mobile (Android/iOS): Download the "WitMotion" application from your device's respective app store.
- Bluetooth-parring:
- Ensure Bluetooth is enabled on your PC (with BLE adapter if needed) or mobile device.
- Open the WitMotion software/app. The application will guide you through the process of discovering and connecting to the WT901BLECL sensor via Bluetooth 5.0.

Image: This image illustrates the availability of PC software and smartphone applications, along with development materials like manuals, datasheets, and SDKs, to facilitate setup and secondary development.
Betjeningsvejledning
The WitMotion software and mobile application provide a comprehensive interface for interacting with your WT901BLECL sensor. Below are key operational aspects:
Dataovervågning i realtid:
Once connected, the software/app displays real-time sensor data. You can view data in various formats:
- Dashboard: Giver en overview of key parameters.
- Grafer: Visualizes data trends over time for acceleration, angular velocity, and angles.
- Rådata: Displays the unprocessed numerical output from the sensor.
- 3D Display: Some software versions may offer a 3D visualization of the sensor's orientation.

Image: The WitMotion software interface on a laptop, showing real-time data updates and the capability for multi-connection with up to four sensors simultaneously.

Image: Visual analysis of sensor data across multiple monitors, showcasing compass, 3D, and curve display options for comprehensive motion trend insights.
Data Storage and Export:
The software allows you to record and store sensor data for later analysis. Data can typically be exported in common formats such as Excel (.xlsx), CSV (.csv), or plain text (.txt).

Image: An illustration of the WitMotion PC software's data capture capabilities, including a dashboard for real-time overview and options for recording raw data in various file types (bin, play, csv, txt).
Configuration and Calibration:
The software provides a configuration menu to adjust sensor settings, perform calibration, and set parameters like angle settings and return rates. Regular calibration, especially for the magnetometer, is recommended for optimal accuracy.

Image: The configuration menu within the WitMotion software, allowing users to customize sensor data and settings to suit various application requirements.
Opretholdelse
To ensure the longevity and optimal performance of your WT901BLECL sensor, follow these general maintenance guidelines:
- Hold tør: Avoid exposing the sensor to moisture or liquids. If it gets wet, power it off immediately and allow it to dry completely before attempting to use it again.
- Undgå ekstreme temperaturer: Do not operate or store the sensor in environments with extreme temperatures (very hot or very cold), as this can affect its electronic components.
- Rengør forsigtigt: Use a soft, dry cloth to clean the exterior of the sensor. Do not use harsh chemicals, solvents, or abrasive materials.
- Håndteres med forsigtighed: The sensor contains sensitive electronic components. Avoid dropping it or subjecting it to strong impacts.
- Opbevar korrekt: When not in use for extended periods, store the sensor in a cool, dry place, away from direct sunlight and strong magnetic fields.
Fejlfinding
If you encounter issues with your WT901BLECL sensor, consider the following common troubleshooting steps:
- Ingen problemer med forbindelse/parring:
- Ensure the sensor is charged.
- Verify Bluetooth is enabled on your device and the sensor is within range.
- Restart both the sensor and your connecting device (PC/smartphone).
- If using a PC, ensure your Bluetooth adapter is compatible and properly installed.
- Upræcise læsninger:
- Perform a calibration using the WitMotion software/app, especially for the magnetometer.
- Ensure the sensor is placed on a stable, non-vibrating surface during initial setup or calibration.
- Avoid strong magnetic interference sources (e.g., large metal objects, strong magnets, power lines) near the sensor, especially for magnetometer readings.
- Software-/app-problemer:
- Ensure you have the latest version of the WitMotion software/app installed.
- Try reinstalling the software/app.
- Check for system updates on your PC or mobile device.
For more detailed troubleshooting or persistent issues, please refer to the support section or contact WitMotion customer service.
Specifikationer

Image: Detailed product parameters for the WT901BLECL sensor, including measurement ranges, resolutions, accuracy, and physical specifications.
| Parameter | Værdi |
|---|---|
| Produktdimensioner | 1.42 x 0.59 x 2.02 tommer (36.1 x 15 x 51.5 mm) |
| Varemodelnummer | WT901BLECL |
| Dato først tilgængelig | 13. juni 2019 |
| Fabrikant | WitMotion Shenzhen Co.,Ltd |
| Mærke | WITMOTION |
| Materiale | Acrylonitril-butadienstyren |
| Varens vægt | 30 gram (1.06 ounce) |
| Stil | Magnetic, Robust |
| Bluetooth version | 5.0 |
| Batterilevetid (ca.) | 10 hours (Low consumption) |
| Accuracy (XY Angle) | 0.2° |
| Accuracy (Z Angle) | 1° (after calibration, no magnetic interference) |

Image: Technical drawing illustrating the precise dimensions of the WT901BLECL sensor and a visual of the standard package contents.
Garanti og support
Garantioplysninger:
The WT901BLECL sensor comes with a 12 måneders garanti fra købsdatoen. Denne garanti dækker fabrikationsfejl og sikrer, at produktet opfylder de specificerede ydeevnestandarder under normal brug. Gem venligst din købsbevis til garantikrav.
Kundesupport:
WitMotion is committed to providing lifetime friendly customer service. For any inquiries, technical assistance, or support, please utilize the following resources:
- Online dokumentation: Visit the official WitMotion website kl wit-motion.com. Navigate to the support page to find comprehensive documentation, software downloads, and instructions. A dedicated Google Drive link is also available for tutorials.
- Video tutorials: Subscribe to the official WitMotion YouTube channel for instructional videos, lessons, and project experience sharing.
- E-mail support: For direct assistance, you can contact the support team via email at support@wit-motion.com.

Image: The product label from the WT901BLECL packaging, providing essential contact information for support, including the manufacturer's email address.





