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Bewis Sensing Technology LLC    www.bwsensing.com    Tel: +89 18921292620 

BW-IMU100 
Low-cost Inertial Measurement Unit 

 

  Dump truck 

  Balance car 

  Stable platform 

  AGV unmanned guided vehicle 

 

Application 

BW-IMU100 is a low-cost inertial measurement unit that can measure the angular velocity 

and acceleration of a moving carrier. The data deviation is estimated by the 6-state Kalman 

filter with appropriate gain, which is suitable for inertial attitude measurement in motion or 

vibration state. 

BW-IMU100 uses highly reliable MEMS accelerometers and gyroscopes, and it uses 

algorithms to ensure measurement accuracy. At the same time, the sealing design and strict 

production process ensure that the product can accurately measure movement parameters 

such as the angular velocity, acceleration and attitude of the carrier in harsh environments. 

Through various compensations such as nonlinear compensation, quadrature compensation, 

temperature compensation and drift compensation, the error source of BW-IMU100 can be 

greatly eliminated and the product accuracy level can be improved. BW-IMU100 has a digital 

interface, which can be easily integrated into the user's system. 

  Dynamic compensation, quadrature 

compensation 

  Accuracy

2° 

  Special offset tracking algorithm 

eliminates drift 

  Gyro drift compensation 

  RS232 /485/TTL Output optional 

  Wide temperature range

-40 

~+85

℃,

Temperature compensation 

  High-performance Kalman filter 

algorithm 

  Small size

L55×W37×H24mm 

  ROV underwater robot 

navigation 

  Marine survey 

  Robots 

  Unmanned aircrafts 

 
 

Introduction 

Feature 

Summary of Contents for BW-IMU100 Series

Page 1: ...Technical Manual BW IMU100 Series Low cost Inertial Measurement Unit V3 0...

Page 2: ...ess ensure that the product can accurately measure movement parameters such as the angular velocity acceleration and attitude of the carrier in harsh environments Through various compensations such as...

Page 3: ...0 1 h Bias repeatability 50 h 1 Scale factor non linearity 100ppm 1 Scale factor repeatability 100ppm 1 Bandwidth 100Hz Accelerometer Range X Y Z 2g Resolution 0 01mg Add zero offset 0 15mg Bias stabi...

Page 4: ...chanical Index Connector Metal joint Cable 1 5m Protection level IP67 Shell material Magnesium aluminum alloy anodizing Installation Four M4 screws Product size L55 W37 H24 mm PCB size Product size L3...

Page 5: ...line of the sensor and the axis of the measured object cannot have an angle as shown in Figure E When installing keep the bottom line of the sensor parallel or orthogonal to the axis of rotation of t...

Page 6: ...W IMU100 Low cost Inertial Measurement Unit Wiring Definition Wiring color function RED BLUE BLACK GREEN YELLOW 1 2 3 4 5 VCC DC 5V NC GND Receive RXD B D Send TXD A D Electrical Connection IMU IMU RS...

Page 7: ...sensor on the computer to display the angle The software debugging interface is shown in the figure below Using the tilt angle to debug the host computer you can easily display the current X and Y dir...

Page 8: ...e sensor JJF 1059 1 2012 Evaluation and expression of measurement uncertainty GBT 14412 2005 Mechanical vibration and shock Mechanical installation of accelerometer GJB 450A 2004 General requirements...

Page 9: ...g Technology LLC Add Building 30 No 58 Xiuxi Road Binhu District Wuxi City Jiangsu Province China Tel 86 18921292620 Email sales bwsensing com Web www bwsensing com BW IMU100 Series Low cost Inertial...

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