Bently Nevada 330500 Velomitor
BN 330500 Velomitor: piezo-velocity; 100 mV/in/s ±5%; 4.5 Hz–5 kHz; −55…+121 °C. RFQ.
RFQ cart holds BOM lines only. Submit for engineering quote.
Key parameters
Fits bearing-housing velocity measurement where you need a Bently Nevada 330500 Velomitor. Integrating piezo-accelerometer (Velomitor) with velocity range 1270 mm/s (50 in/s) peak, sensitivity 3.94 mV/mm/s (100 mV/in/s) ±5%, amplitude linearity ±2% to 152 mm/s peak, frequency response 4.5 Hz–5 kHz ±3.0 dB (6.0 Hz–2.5 kHz ±0.9 dB), operating −55 to +121 °C, hermetically sealed, shock to 5000 g peak, and cable to 305 m (PN 02173006).
Key advantages
- Sensitivity — 100 mV/in/s ±5%
- Range — 1270 mm/s peak
- Bandwidth — 4.5 Hz–5 kHz ±3 dB
- Temp — −55 to +121 °C
- Seal — Hermetic; humidity to 100% non-submerged
Typical applications
- Casing / bearing velocity.
- Machinery vibration velocity.
- Piezo-velocity monitoring.
Selection guide
- Cable length
- Mounting stud
- Constant-current supply
Common mistakes
- Submerging hermetic case.
- Cable beyond 305 m class.
- Ignoring bias voltage window.
When to RFQ / what to tell us
- Cable/mount options.
- Quantity, ship-to.
Request a Quote · Get selection help
Specs
| Spec | Value |
|---|---|
| SKU | 44337 |
| Brand | Bently Nevada |
| Model | 330500 Velomitor |
| Product type | Velocity Sensor |
| Measuring range | Velocity range 1270 mm/s (50 in/s) peak |
| Accuracy | Sensitivity 3.94 mV/mm/s (100 mV/in/s) ±5%; amplitude linearity ±2% to 152 mm/s (6 in/s) peak |
| Output signal | Piezo-velocity voltage; output bias −12 ±3.0 VDC (over temperature, referenced to Pin A); dynamic Z <2400 Ω |
| Sensor type | Integrating piezo-accelerometer (Velomitor) for bearing-housing / casing velocity |
| Frequency response | 4.5 Hz–5 kHz ±3.0 dB; 6.0 Hz–2.5 kHz ±0.9 dB |
| Ambient temperature | Operating −55 to +121 °C (−67 to +250 °F) |
| Shock | 5000 g peak max |
| Electrical connection | 2-pin connector; max cable 305 m (1000 ft) PN 02173006 |
Documents
FAQ
Q: Sensitivity? A: 3.94 mV/mm/s (100 mV/in/s) ±5%.
Q: Temp? A: −55 to +121 °C.
Q: What should I send for a quote? A: Cable/mount options, quantity, ship-to.
Links
| Parameter | Value |
|---|---|
| Measuring range | Velocity range 1270 mm/s (50 in/s) peak |
| Accuracy | Sensitivity 3.94 mV/mm/s (100 mV/in/s) ±5%; amplitude linearity ±2% to 152 mm/s (6 in/s) peak |
| Output | Piezo-velocity voltage; output bias −12 ±3.0 VDC (over temperature, referenced to Pin A); dynamic Z <2400 Ω |
| Supply | Constant-current piezo-velocity excitation per OEM Velomitor requirements (DS 141632) |
| Electrical connection | 2-pin connector; max cable 305 m (1000 ft) PN 02173006 |
| Protection | Hermetically sealed case; humidity to 100% non-submerged |
| Ambient temperature | Operating −55 to +121 °C (−67 to +250 °F) |
| Approvals | Multiple hazardous-area approvals (see OEM Approvals Quick Reference 108M1756) |
| Mounting | Any orientation; stud adapters available (e.g. 1/4-20 UNC) |
| Sensor type | Integrating piezo-accelerometer (Velomitor) for bearing-housing / casing velocity |
| Notes | OEM Bently Nevada / Baker Hughes DS 141632 Rev. V. No Instrumart. |
| Frequency Response | 4.5 Hz–5 kHz ±3.0 dB; 6.0 Hz–2.5 kHz ±0.9 dB |
| Shock | 5000 g peak max |