BW-AH527C Modbus Attitude And Heading Reference AHRS High-Precision

Place of Origin CHINA
Model Number BW-AH527C
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
Heading Accuracy 0.2° Mean Time Between Failures ≥90000 H/times
Inclination Accuracy 0.1° Size L60 X W59 X H29(mm)
Power Voltage 9-36V Scale Factor Non-linearity ≤100ppm(1σ)
Connector Metal Joint(Cable 1.5m) Tilt Range Pitch±90º,Roll±180º
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Modbus Attitude And Heading Reference System


36V Attitude And Heading Reference System


inertial monitoring unit Range 400 sec

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Product Description

BW-AH527C Series Modbus Protocol High-Precision Attitude Heading Reference System Gyro Range ±400°/sec



BW-AH527C is widely used in assisted driving, unmanned vehicles, unmanned aerial vehicles, robots, and underwater equipment. The attitude data deviation is estimated by the 6-state Kalman filter with appropriate gain, which is suitable for the navigation, positioning and dynamic attitude measurement of unmanned vehicles.


Performance index


Attitude parameters Roll, pitch accuracy 0.1°
Heading accuracy 0.2°
Tilt range Pitch±90º,Roll±180º
Gyro Resolution 0.01°
Range ±400°/sec
Bias stability at full temperature 5°/h(10s,1σ)
Angle random walk <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 RS232/RS485/TLL
Maximum output frequency 200Hz
Mean time between failures ≥90000 h/times
Electromagnetic compatibility According to GBT17626
Insulation resistance ≥100 MΩ
Impact resistance 2000g,0.5ms,3 times/axis
Weight(with cable) 280g


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High-voltage power line tower monitoring

Platform stable

Aerial work truck



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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