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Accelerometer: M-A351AS/AU


The M-A351 sensor unit measures 3axis acceleration with high accuracy and high stability, small size, and low power consumption.

Click Here and Download Full Data sheet


Product Name M-A351AS M-A351AU
Size 24 x 24 x 19 mm
Weight 12 grams
Noise Density 500 nGrms/rtHz (Average)
Input Range ±5 G
Resolution 0.06 µG/LSB
Bandwidth 50 Hz (Max.) 100 Hz (Max.)
Output Rate 500 Sps (Max.) 1,000 Sps (Max.)
Interface SPI UART
Operating Temperature Range -20 to +85 °C
Power Consumption 66 mW @3.3V
Output Mode Selection (each axis) Acceleration, Tilt Angle, or Tilt Angle Speed


  1. Construction and civil engineering customers
    • Vibration-based structural health monitoring
      (e.g., monitoring the vibration characteristics of structures and judging their health & integrity)
    • Measurement of low-frequency environmental vibration, etc.
  2. Large machines and large structures
    • Monitoring the safety of large structures
      (e.g., pipelines and large plants)
  3. Seismic sensing
    • Measurement of vibrations accompanying earthquakes

Technical Information

For more technical information on Accelerometer M-A351, please see our Contact page.

Accelerometer : M-A351 Document

M-A351 Brief Sheet PDF (360KB)

Evaluation Board Document

Epson prepares USB Evaluation Cable for easy installation in customer's evaluation environment.
For the Evaluation at PC, EPSON prepare "Logger Software" for quick and easy evaluation.

For "Evaluation Board" and "Logger Software", please visit our Evaluation Tools website.


For more technical information on Accelerometer M-A351, please see our Contact page.

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