330500-05-01 Bently Nevada Velomitor Piezo-velocity Sensor
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Bently Nevada Velomitor Sensor: Precision Vibration Monitoring
Advanced Industrial Vibration Sensing
The 330500-05-01 Velomitor piezo-velocity sensor delivers high-accuracy vibration measurement in extreme environments. With CSA/US/C hazardous area certification and hermetically-sealed 316L stainless steel construction, it withstands temperatures from -55°C to 121°C and shocks up to 5,000 g.
Technical Specifications
Core Parameters
- Sensitivity: 3.94mV/mm/s ±5%
- Frequency Range: 4.5 Hz to 5 kHz ±3dB
- Velocity Range: 1270 mm/s peak
- Output Impedance: <2400 Ω
- Noise Floor: 0.004 mm/s rms
Physical Properties
- Weight: 142g (5.0 oz)
- Dimensions: Ø25.3mm × 63.2mm
- Case Material: 316L stainless steel
- Mounting Torque: 24-40 in-lb
- Connector: 2-pin Mil-C-5015
Product Identification
Full Model Number: 330500-05-01
Suffix Breakdown:
- 330500: Velomitor piezo-velocity sensor series
- 05: Mounting thread option (Note: 1/4-18 NPT requires model 330525)
- 01: Agency approval = CSA/US/C certification
Manufacturer: Bently Nevada | Origin: USA
Model Comparison
| Feature | This Model (330500-05-01) | 330500-03-04 | 330500-02-01 | 330500-02-04 |
|---|---|---|---|---|
| Agency Approval | CSA/US/C | ATEX/IECEx | CSA/US/C | ATEX/IECEx |
| Mounting | Standard | Magnetic base | Adhesive mount | Adhesive mount |
| Temp Range | -55°C to 121°C | -40°C to 85°C | -40°C to 85°C | -55°C to 121°C |
| Marine Cert | DNV Certified | - | - | DNV Certified |
Performance Data
- Temperature Stability: -14% to +7.5% sensitivity variation across operating range
- Transverse Rejection: <5% transverse sensitivity
- Linearity: ±2% up to 152 mm/s peak
- Resonance: >12 kHz mounted resonant frequency
- Isolation: 1000 V RMS case isolation
Packaging & Support
Included:
- Velomitor sensor unit
- Mounting hardware
- Compliance documentation
Support:
- 12-month warranty
- Optional COO certificate
- Global shipping via FedEx/UPS/DHL
Technical FAQ
Q: Maximum cable length?
A: 305m (1,000 ft) with recommended cable
Q: Compatible with aluminum surfaces?
A: Yes, through optional mounting adapters
Q: Calibration interval?
A: 24 months recommended for critical applications
Q: Hazardous area certifications?
A: Ex ia IIC T4, AEx ia IIC T4, Class I Div 1