BW-AH400C High Precision Attitude And Heading Reference AHRS RS232/RS485/TTL

Place of Origin CHINA
Model Number BW-AH400C
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
Scale Factor Nonlinearity ≤100ppm(1σ) Bandwidth 100Hz
Range X, Y, Z ±3.6 G Communication Mode RS232/RS485/TTL
Insulation Resistance ≥100 MΩ Weight(with Cable 280g
Impact Resistance 2000g,0.5ms,3 Time/axis ARW <0.1 °/√h
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280g Attitude And Heading Reference System


Attitude And Heading Reference System


3 axis imu inertial measurement

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Product Description

BW-AH400C High precision Attitude Heading Reference System RS232/RS485/TTL



BW-AH400C adopts high-quality and reliable MEMS devices, and it ensures the measurement accuracy through temperature compensation and zero-drift correction algorithm.It has built-in high-precision accelerometers, gyroscopes and magnetometers. BW-AH400C has a digital interface, which can be easily integrated into the user's system.


Performance index



Attitude parameter


Pitch/Roll accuracy 0.2°
Heading accuracy 0.3°
Inclination range Pitch±90º,Roll±180º
Gyro Resolution 0.01°/sec
Range ±400°/sec
Zero Bias Stability at full temperature 10°/h(10s,1σ)
ARW <0.1 °/√h
Scale factor nonlinearity ≤100ppm(1σ)
Scale factor repeatability ≤100ppm(1σ)
Bandwidth 100Hz
Accelerometer Range: X, Y, Z ±3.6 g
Bias stability




Interface feature

Communication mode RS232/RS485/TTL
Maximum output frequency 100Hz


≥90000 h/time
EMC According to GBT17626
Insulation resistance ≥100 MΩ
Impact resistance 2000g,0.5ms,3 time/axis
Weight(with cable)





BW-AH400C High Precision Attitude And Heading Reference AHRS RS232/RS485/TTL 0




BW-AH400C High Precision Attitude And Heading Reference AHRS RS232/RS485/TTL 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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