BW-AH325 Low-Cost CAN Bus Attitude And Heading Reference AHRS

Place of Origin CHINA
Model Number BW-AH325
Minimum Order Quantity 1 set
Packaging Details BWSENSING BOX,Express package
Delivery Time 5-8 working days
Payment Terms T/T

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Product Details
Wide Temperature -40℃~+85℃ Inclination Accuracy 0.3°
Small Size L60 X W59 X H29(mm) Accelerometer Bias Stability 0.001mg(25℃,100s,1σ) 0.01mg(25℃,10s,1σ)
Scale Factor Non-linearity ≤100ppm(1σ) Gyro Range ±400°/sec
ARW <0.1 °/√h Range:X, Y, Z ±3.6 G
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altitude and heading reference system


altitude and heading reference system accuracy 0.3


small inertial measurement unit Resolution 0.01

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Product Description

BW-AH325 Series Low-cost CAN Bus Attitude and heading reference Pitch, Roll accuracy 0.3° Gyro Resolution 0.01°/sec




BW-AH325 uses high-quality and reliable MEMS devices, and uses temperature compensation and zero-drift correction algorithms to ensure measurement accuracy. It is a cost-effective Attitude and Heading Reference System independently developed and produced by Bewis.



Performance index


Attitude parameter


Pitch, Roll accuracy 0.3°
Heading accuracy 0.5°
Inclination range Pitch±90º,Roll±180º
Gyro Resolution 0.01°/sec
Range ±400°/sec
Bias stability in full temperature 15°/h(10s,1σ)
ARW <0.1 °/√h
Scale factor non-linearity ≤100ppm(1σ)
Scale factor repeatability ≤100ppm(1σ)
Bandwidth 100Hz
Accelerometer Range: X, Y, Z ±3.6 g
Bias stability



Interface characteristics Communication mode CAN
Maximum output frequency 100Hz
MTBF ≥90000 h/time
EMC According to GBT17626
Insulation resistance ≥100 MΩ
Impact resistance 2000g,0.5ms,3 times/axis
Weight(with cable) 280g


BW-AH325 Low-Cost CAN Bus Attitude And Heading Reference AHRS 0


BW-AH325 Low-Cost CAN Bus Attitude And Heading Reference AHRS 1





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Q1: Accuracy definition of products

A: RMS accuracy, the accuracy of each product can be traced.Accuracy test report can be provided if required.


Q2: How to select suitable model?

A: Users should check the following points:

a. Single or dual axis?

b. Common protocol, Modbus or CAN?

c. Dynamic or static Application scenarios?

d. Horizontal or vertical installation?




Q3: How to purchase?

A: If you want sample, please purchase on BWSENSING online shop. We accept Paypal/TT/CC.If you purchase in bulk, it is recommended to consult the sales for the best price.


Q4: How long is the warranty period?

A: One year.


Company introduction

Wuxi Bewis Sensing Technology LLC(BWSENSING) is an innovative fast growing company established in 2010. The company was born in The Institute of Microelectronics (IME) of Peking University. We have achieved the top spot in the middle and high-end industry applications in the Chinese market.

From 2019, BWSENSING ® is approved as our global brand.With 10 years experience in the research-design-development and manufacture of a range of Inertial sensor technology, BWSENSING posses the skills, knowledge and experience to provide fully integrated OEM/ODM design and manufacturing services for Inclinometer, Electronic Compass, IMU, AHRS, GNSS/INS and Fiber Optic Gyroscope. As the company co-founder Dr. Guangyi Shi said, we will use the Accurate and Cost-effective sensors to make a greater contribution to the global society for a better IoT world.


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