A1521 Accelerometer


BDI Accelerometers have been designed for structural testing in tough field conditions, yet are also suitable for laboratory and manufacturing applications. These accurate and rugged units can be installed very quickly and come in ranges between 2g and 100g and 1-3 axes.


  • Use for structure modal analysis
  • Ideal for cable force measurements
  • Compatible with most data acquisition systems
  • Various mounting options available
  • Field-grade instrumentation cable standard, any length available
  • CE Certified



Type Uniaxial, Biaxial, & Triaxial
Ranges ±2g, ±5g, ±10g, ±25g, ±50g, ±100g
Excitation +5VDC, 25 to 75mW
Output ±2.0VDC (Differential)
Output Noise 5 to 100 μg/√Hz
Temperature Range -67°F to +257°F (-55°C to +125°C)





0.80 in x 1.95 in x 0.49 in (20.3mm x 49.5mm x 12.4mm)

2.0 in x 1.01 in x 1.07 in (50.8mm x 26.8mm x 27.2mm)

2.0 in x 1.01 in x 1.07 in (50.8mm x 26.8mm x 27.2mm)

Weatherproof IP67


Available Accessories:

  • Reusable mounting tab. Can be used with glue or arc welding.
  • Tab Removal Tool
  • Cable attachment bracket
  • Protective Cover