330500-02-02 | 330500 – Velomitor Piezo-velocity Sensor Bently Nevada

Bently NevadaVelomitor Piezo-Velocity Sensor

Overview

The Bently Nevada 330500-02-02 delivers high-precision vibration monitoring for rotating machinery in extreme conditions. Featuring a hermetically sealed 316L stainless steel casing, this sensor operates reliably from -55°C to +121°C with ATEX/IECEx explosion-proof certifications. Its M8×1 threaded mounting ensures secure installation in oil/gas, power generation, and marine systems.

Core Technical Data

• Brand: Bently Nevada
• Sensitivity: 3.94 mV/mm/s ±5% (calibrated at 100Hz)
• Velocity Range: 0.004–1270 mm/s (noise floor to peak)
• Frequency Bandwidth: 4.5Hz–5kHz (±3dB), 6Hz–2.5kHz (±0.9dB)
• Dynamic Impedance: <2400Ω (output load compatibility)
• Base Strain Sensitivity: 0.127 mm/s/mstrain (vibration isolation)

Model Decoder

Performance Tree

┌───────────────┬─────────────────────────────────┐
│ Temperature    │ -55°C to +121°C Operational     │
│ Stability      │ -14%/+7.5% Sensitivity Shift    │
├───────────────┼─────────────────────────────────┤
│ Shock Survival │ 5,000g Peak (MIL-STD-810G)      │
│ Hermetic Seal  │ IP68 Equivalent (316L Steel)    │
├───────────────┼─────────────────────────────────┤
│ Signal Output  │ -12VDC Bias ±3V (Pin A Reference)│
│ Noise Immunity │ <50mV/gauss (50Hz EMI Rejection)│
└───────────────┴─────────────────────────────────┘

Certification Matrix

Package Contents

• 1× Sensor with M8×1 Thread