731A Low Frequency (Seismic) Vibration Sensors

Ultra-quiet, ultra low frequency seismic accelerometer

About the 731A Low Frequency (Seismic) Vibration Sensors

Top exit, ultra low frequency seismic accelerometer, case isolated, 2-pin MIL-C-5015 connector, 10 V/g


Key features 731A

  • Ultra high sensitivity
  • Ultra low-noise electronics for clear signals at sub micro-g levels
  • Low frequency capable
  • Low pass filtered to eliminate high frequencies
  • Reverse wiring protection


Sensor output
Dynamic vibration (IEPE)
10 V/g
Sensitivity tolerance
±10 %
Frequency response
0.05 Hz - 450 Hz
Mounting Thread
3/8-16 tapped hole
Connector style
MIL-C-5015, 2-pin
Connector orientation
Top exit
Full-scale range
0.5 g peak
Resonance frequency
750 Hz
Temperature range
-10°C to +65°C
775 grams
Hazardous area approvals
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