WitMotion WT901C485 9-Axis AHRS Inclinometer Acceleration+Gyro+Angle (XY 0.05° Accuracy)+Digital Compass, RS485 Modbus Protocol
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Specifications
- Brand Name
- WitMotion
- High-concerned chemical
- None
- Origin
- Mainland China
- Output
- Digital Output
- Type
- Acceleration Sensor
- is_customized
- Yes
- Use
- Tilt Angle Measurement
- Voltage Input
- 3.3-5V
- Volume
- 36*51.3*15mm
- Measuring
- 3-axis XYZ Acceleration, Angular rate, Gyro, Angle, Magnet Field
- Range
- Acceleration: 16g, Angular Velocity: +-2000 degree/second
- Measurement Angle
- X/Z-axis: +-180 degree, Y-axis +-90 degree
- Output Frequency
- Max 200HZ (baud rate 115200)
- Interface
- RS485 modbus protocol
- Baud Rate
- baud rate 2400-921600 kps. deault 9600kps
- Compatibility
- Android system/ PC
- Design
- Built-in MPU9250, built-in rechargeable battery
- Technical Support
- Provide Android App, PC software, Sample code
- After-Sale Service
- Lifetime Technical Support
Product Description
Pros & Cons
Pros
- High precision 0.05° XY angle with 9-axis (accel, gyro, mag) measurement.
- RS485 Modbus, customizable, Android/PC support with apps/code.
- Wide ranges: ±16g accel, ±2000°/s gyro, 3.3-5V input.
- Built-in battery, lifetime tech support.
Cons
- Interface RS485 only, no wireless.
- Max 200Hz output may limit ultra-high speed apps.
- Y-axis limited to ±90°.
- Assembly required for integration.
Common Questions
What material and size is the WitMotion WT901C485 sensor?
Compact 36x51.3x15mm design with built-in MPU9250 chip and rechargeable battery.
What accuracy and range for this 9-axis AHRS inclinometer?
XY 0.05° angle accuracy; accel ±16g, gyro ±2000°/s, angles X/Z ±180°, Y ±90°.
Compatibility of RS485 Modbus protocol sensor?
RS485 interface, baud 2400-921600 (default 9600), Android/PC compatible with apps and code.
How to use WitMotion WT901C485 for tilt measurement?
Digital compass, accel, gyro output up to 200Hz; for tilt angle, vibration detection in industrial apps.
Shipping and support for this sensor from Mainland China?
Lifetime technical support, Android app/PC software; small size for quick shipping.
Product information last updated on March 31, 2026