WT901BLECL 5.0 Accurate 9-Axis Bluetooth Accelerometer Inclinometer

The WT901BLECL 5.0 Bluetooth sensor is a state-of-the-art device incorporating high-precision gyroscopes, accelerometers, and geomagnetic sensors. With advanced algorithms and dynamic filtering, it delivers exceptional accuracy and stability in real-time motion tracking applications.

Description

Overview

Experience precise motion tracking with the WT901BLECL module. Integrating cutting-edge gyroscopes, accelerometers, and geomagnetic field sensors, along with advanced processors and Kalman dynamic filtering algorithms, this module swiftly determines real-time motion postures.

Unleashing Enhanced Accuracy

Advance beyond traditional inclinometers with the module‘s integrated attitude solver and dynamic Kalman filter algorithm. Minimize measurement noise, enhance accuracy, and achieve an impressive attitude measurement accuracy of 0.2° even in dynamic environments.

Empowering Long-Term Stability

Integrate Z-axis heading angle with the geomagnetic sensor fusion to conquer cumulative errors and ensure stable heading angle data output. Say goodbye to gyroscope drift issues and enjoy reliable, long-term performance.

Customized Data Output, Enhanced Connectivity

Tailor your output data selection while enjoying a data output frequency of 200Hz (default 10Hz). With 4 versatile expansion ports supporting analog input, digital input, and output functionalities, adapt the module to suit your specific needs.

Seamless Integration, Enhanced Reliability

Utilize stamp hole gold plating technology for seamless PCB embedding. With a slim and robust 4-layer PCB design, experience compactness and enhanced reliability for your applications.

Bluetooth 5.0 Compatibility

Connect effortlessly to Android/iOS devices with Bluetooth 5.0 support. (Actual compatibility may vary based on the final device)

Specifications

Accelerometer parameters

Parameters	Condition	Typical value
Measuring range	/	±16g
Resolution ratio	±16g	0.0005(g/LSB)
RMS noise	Bandwidth=100Hz	0.75~1mg-rms
Static zero drift	Place horizontally	±20~40mg
Temperature drift	-40°C ~ +85°C	±0.15mg/℃
Bandwidth	/	5~256Hz

Gyroscope parameters

Parameters	Condition	Typical value
Measuring range	/	±2000°/s
Resolution ratio	±2000°/s	0.061(°/s)/(LSB)
RMS noise	Bandwidth=100Hz	0.028~0.07(°/s)-rms
Static zero drift	Place horizontally	±0.5~1°/s
Temperature drift	-40°C ~ +85°C	±0.005~0.015 (°/s)/℃
Bandwidth	/	5~256Hz

Magnetometer parameters

parameters	Condition	Typical value
Measuring range	/	±2Gauss
Resolution ratio	±2Gauss	0.0667mGauss/LSB

Pitch and roll angle parameters

parameters	Condition	Typical value
Measuring range	/	X:±180°
Measuring range	/	Y:±90°
Inclination accuracy	/	0.2°
Resolution ratio	Place horizontally	0.0055°
Temperature drift	-40°C ~ +85°C	±0.5~1°

Heading angle parameter

parameters	Condition	Typical value
Measuring range	/	Z:±180°
heading accuracy	9-axis algorithm, magnetic field calibration, dynamic/static	1°（Without interference from magnetic fields）【1】
heading accuracy	6-axis algorithm, static	0.5°（Dynamic integral cumulative error exists）【2】
Resolution ratio	Place horizontally	0.0055°

Module parameters

Parameter	Condition	minimum value	Default	maximum value
Communication Interface	UART	115200bps	115200bps	115200bps

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