Model 731-207 Compact Seismic Accelerometer

Brand: Wilcoxon Sensing Technologies
Top exit, compact seismic accelerometer, case grounded, 10-32 coaxial connector, 10 V/g.  
Features
  • Compact construction to fit in tight spaces
  • Ultra-high sensitivity
  • Ultra low-noise electronics for clear signals at very low vibration levels
  • Reverse wiring protection
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Top exit, compact seismic accelerometer, case grounded, 10-32 coaxial connector, 10 V/g.  
Features
  • Compact construction to fit in tight spaces
  • Ultra-high sensitivity
  • Ultra low-noise electronics for clear signals at very low vibration levels
  • Reverse wiring protection

Specifications

Approvals & Certifications

  • CE

Electrical Connectors

  • Cable (J93)
  • Output Connector: 10-32 Coaxial Cable

Enclosure, Body Material

  • 316L Stainless Steel

Frequency

  • Frequency Response, Nominal (± 10%): 0.5 to 850 Hz
  • Frequency Response, Nominal (± 3 dB): 0.2 to 1,300 Hz
  • Frequency Response, Nominal (± 5%): 0.6 to 650 Hz
  • Resonance Frequency, Mounted, Nominal: 2.4 kHz

Mounting

  • 10-32 UNF

Noise

  • Electrical Noise, Equivalent G, Nominal (Broadband: 2.5 Hz to 25 kHz): 2 µg
  • Electrical Noise, Equivalent G, Nominal (Spectral: 10 Hz): 0.09 µg/√Hz
  • Electrical Noise, Equivalent G, Nominal (Spectral: 100 Hz): 0.03 µg/√Hz
  • Electrical Noise, Equivalent G, Nominal (Spectral: 2 Hz): 0.28 µg/√Hz

Non-Linearity

  • Amplitude Non-Linearity: 1%

Output Impedence

  • Maximum

Power Requirement

  • 18-30 Vdc
  • Current Regulating Diode: 2-10 mA

Range

  • Acceleration Range: 0.5 G Peak

Seal Type

  • Hermetic

Sensitivity

  • Base Strain Sensitivity: 0.0005 G/μstrain
  • Electromagnetic Sensitivity at 60 Hz: 20 µg/Gauss
  • Sensitivity, ± 10%, 25° C (77° F): 10 V/g
  • Transverse Sensitivity: Maximum 1% of axial

Shock

  • Shock Limit: 250 G Peak

Temperature Range

  • 0° to 70° C (32° to 158° F)

Vibration

  • Vibration Limit: 50 G Peak

Voltage

  • Bias Output Voltage, Nominal: 10 Vdc

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