NB-WM400 Cost-Effective Wireless Inclinometer Tiltmeter Accuracy 0.005°

Place of Origin CHINA
Model Number NB-WM400
Minimum Order Quantity 1 unit
Packaging Details BWSENSING BOX,Express package
Delivery Time 3-5 working days
Payment Terms T/T

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Product Details
Name Wireless Inclinometer Zero Temperature Drift (°/℃) ±0.001
Resolution(°) 0.001 Accuracy(°) 0.01
Automatic Sleep Mode Support Timed Wake Up Support
Exercise Wake Support Impact Resistance 2000g,0.5ms,3times/axis
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Ancient Building Monitoring Wireless Inclinometer


accuracy 0.01 Wireless Inclinometer


high precision inclinometer sensor ODM

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Product Description

NB-WM400 High-Accuracy 0.005° Cost-Effective Wireless Inclinometer




BWSENSING has launched NB-WM400 wireless inclination sensor.Through the NB IOT or operator 2G network,the data of structures can be uploaded to the cloud, and relevant departments can realize structural risk assessment in combination with big data analysis to avoid losses. It has excellent long-term stability and zero drift, built-in high-performance rechargeable lithium battery, and all internal circuits are optimized to automatically enter the low-power sleep mode.


Performance Index:


Measurement range(°) Condition ±5 ±15 ±30
Measurement axis Mutually perpendicular X-Y X-Y X-Y
Accuracy(°) Room temperature 0.005 0.008 0.01
Resolution(°)   0.001 0.001 0.001
Zero temperature drift (°/℃) -40~85℃ ±0.001 ±0.001 ±0.001
Cross axis error (°) 25℃ 0.005 0.008 0.01
Automatic sleep mode Support
Timed wake up Support
Exercise wake Support
Mean time between failures MTBF ≥90000 h
Electromagnetic compatibility According to GBT17626
Insulation resistance ≥100 MΩ
Impact resistance 2000g,0.5ms,3times/axis
Dimension L109*W65*H53 mm
Weight About 500(±10)g


NB-WM400 Cost-Effective Wireless Inclinometer Tiltmeter Accuracy 0.005° 0

NB-WM400 Cost-Effective Wireless Inclinometer Tiltmeter Accuracy 0.005° 1




● Tunnel monitoring

● Foundation pit inclinometer

● Tower tilt monitoring

● Bridge tower inclination measurement

● Dam monitoring


BWSENSING's Accuracy Traceability System:


NB-WM400 Cost-Effective Wireless Inclinometer Tiltmeter Accuracy 0.005° 2


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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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. Commom 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.