330500 – Velomitor Piezo-velocity Sensor Bently Nevada | 330500-02-04

Bently Nevada Velomitor Piezo-Velocity Sensor

Overview

The 330500-02-04 combines CSA + ATEX certifications for global hazardous area compliance. Designed with 316L stainless steel casing, it delivers reliable vibration monitoring in extreme temperatures (-55°C to +121°C) for oil/gas, power generation, and marine systems.

Key Specifications

• Brand: Bently Nevada
• Sensitivity: 3.94mV/mm/s ±5% (100Hz calibrated)
• Velocity Range: 0.004–1270 mm/s (noise to peak)
• Frequency Response: 4.5Hz–5kHz (±3dB), 6Hz–2.5kHz (±0.9dB)
• Output: -12VDC ±3V (Pin A reference)
• Shock Survival: 5,000g peak

Model Code Breakdown

Certificated

Mechanical Profile

┌──────────────────────┬──────────────────────────┐
│ Mounting Thread      │ M8×1 (24-40 in-lb torque)│
│ Case Material        │ 316L stainless steel     │
│ Hermetic Seal        │ IP68-equivalent          │
│ Cable Compatibility  │ 305m (PN 02173006)       │
└──────────────────────┴──────────────────────────┘

Critical Applications

• Explosive atmosphere compressors (ATEX/CSA)
• Offshore wind turbine monitoring
• Chemical plant pump vibration analysis