Description

Bently Nevada Accelerometer – Model 330425-02-05

The Bently Nevada Accelerometer, Model 330425-02-05, is a high-performance acceleration transducer designed for precision monitoring in demanding environments. Made in the U.S.A., this accelerometer comes with the option to add a Certificate of Origin (COO) for compliance and traceability.

Key Features

  • Sensitivity: 10.2 mV/m/s² (100 mV/g) ±5%, ensuring accurate vibration measurement.
  • Acceleration Range: 490 m/s² (50 g) peak, suitable for high-intensity applications.
  • Frequency Response: 10 Hz to 15 kHz (±3dB), with extended linearity from 30 Hz to 10 kHz (±10%).
  • Broadband Noise Floor: 0.039 m/s² (0.004 g) rms, providing exceptional signal clarity.
  • Operating Temperature: -55°C to +121°C (-67°F to +250°F), ensuring reliability in extreme conditions.
  • Shock Survivability: 49,050 m/s² (5000 g) peak, making it highly durable.
  • IP Rating: Equivalent to IP 68, dust-tight and watertight for harsh environments.

Mounting & Physical Specifications

  • Mounting Thread: M8 x 1 integral stud for secure installation.
  • Weight: 99 g (3.5 oz), lightweight yet robust.
  • Dimensions: 23 mm (0.93 in) diameter and 59 mm (2.3 in) height, including mounting stud.
  • Mounting Torque: 4.1 N·m (3.0 ft·lb), ensuring optimal performance.

Additional Specifications

  • Transverse Sensitivity: Less than 5% of axial, minimizing measurement errors.
  • Mounted Resonant Frequency: Greater than 30 kHz, for high-frequency applications.
  • Maximum Cable Length: 305 metres (1000 ft) with no signal degradation.
  • Power Requirements: -24 ± 0.5 Vdc input voltage and 2 mA nominal bias current.

Environmental & Compliance

  • Agency Approvals: Compliant with CSA, ATEX, and IECEx standards.
  • Relative Humidity: Operates in 100% condensing, non-submerged conditions.
  • Magnetic Field Susceptibility: <2.21 mm/s²/gauss (225 mg/gauss) at 50 gauss, 50-60Hz.

Base Strain Sensitivity

  • For serial numbers preceded by the letter “G”: 49 mm/s²/mstrain (0.005 g/mstrain).
  • For serial numbers NOT preceded by “G”: 980 mm/s²/mstrain (0.100 g/mstrain) without Mounting Base, and 4.9 mm/s²/mstrain (0.0005 g/mstrain) with Mounting Base.

Contact Information

For inquiries or to place an order, please contact us at sales@nex-auto.com.

Download PDF file here:330400 and 330425

Additional information

Weight0.099 kg
Dimensions2.3 × 1.5 × 5.9 cm

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