By WitMotion

[WT901SDCL-BT50] Bluetooth remote reading SD card Low-Power Accelerometer, 9-axis Gyro+Angle+Mag

$7.00 - $46.90
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STYLE: WT901SDCL-BT50
Regular price $46.90
Regular price $49.50 Sale price $46.90
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Regular price $46.90
Regular price $49.50 Sale price $46.90
Product WT901SDCL-BT50
Battery 200mAh, Operating Voltage: 5V (Type-C USB)
Current Working current <10mA, Standby current <50uA
Communication Type-C USB Serial, Bluetooth 5.0
Measurement 3-Axis (Acceleration, Gyroscope, Angle, Magnetic field), Quaternion
Range Acceleration: ±16g, angular velocity: ±2000°/s, Mag field: ±2Gauss, Angle: X/Z ±180°, Y ±90°
Resolution Acceleration: 0.5mg/LSB (2048LSB/g), angular velocity: 0.061(°/s)/LSB, Mag field: 0.0667mG/LSB, Angle: 0.0055°/LSB
Accuracy X, Y axis: 0.2°, Z axis: 1° (no magnetic field interference and after calibration)
Output content Time, Acceleration, angular velocity, Angle, Magnetic field
Sampling Rate 0.1Hz-200Hz
Baud Rate Virtual serial port, Auto-adaptive baud rate, up to 2Mbit/s
Usage time 10 hours

Technical Documentation

Click "View" to open the document in WitMotion Drive.

Universal Software & Drivers
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WT901SDCL-BT50 User Manual
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WT901SDCL-BT50 Manual
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WT901SDCL-BT50 Datasheet
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WT901SDCL-BT50 Communication Protocol
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SD card analysis example
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Why can the WT901SDCL-BT50 suddenly not read the SD card?

① Connect to the sensor via the mobile APP to check the battery level. If the battery level is below 70%, the SD card may fail to function and cannot be read, although data can still be recorded.

② Plug in the Type-C to charge the sensor.

What are the charging time, battery life, and storage capacity?
  1. Charging time: It takes approximately 2.5 hours to fully charge under normal conditions. The red light will turn off after fully charged.
  2. Battery life: On a full charge, it can record data for approximately 4 hours. 3. Storage capacity: At a 200Hz Sampling Rate, one hour of recording will use a maximum of 68MB of storage space.
Can the PC software export line charts?

This feature is not available. However, you can import the recorded data into MATLAB to plot curves or use Excel to convert and generate charts.

How to distinguish the WT901SDCL-BT50 from other Bluetooth modules?

The UUIDs are identical. To distinguish devices, you need to check the MAC address, as each device has a unique MAC address