Product Introduction
The Bently Nevada 330901-00-08-10-02-RU 3300 NSv Proximity Probe is a precision non-contact sensor engineered for small, high-speed rotating machinery where installation space is limited but measurement accuracy is critical. Part of the trusted 3300 NSv (Narrow Side-view) series, it delivers continuous, real-time monitoring of shaft vibration and radial/axial position. Its robust stainless-steel construction, compact tip, and factory-matched cable make it ideal for harsh industrial environments such as petrochemical plants, power generation facilities, and high-speed compressors. Designed for seamless integration with Bently Nevada 3300 and 3500 monitoring systems, this probe supports predictive maintenance programs and helps prevent costly machinery failures.
Product Specifications
| Parameter | Details |
|---|---|
| Model Number | 330901-00-08-10-02-RU |
| Series | 3300 NSv (Narrow Side-view) |
| Total Length | 1 meter |
| Sensing Principle | Eddy-current, non-contact displacement |
| Measurement Range | 0 to 2.0 mm (80 mils) |
| Linearity | ±0.25% of full scale |
| Frequency Response | DC to 10 kHz |
| Probe Tip Diameter | 5 mm |
| Power Supply (via proximitor) | –24 V DC nominal |
| Output Signal | Proportional voltage compatible with Bently Nevada monitoring systems |
| Operating Temperature Range | –35 °C to +177 °C (–31 °F to +350 °F) |
| Environmental Protection | IP67, resistant to oil, dust, and industrial contaminants |
| Weight | 0.15 kg |
| Compliance/Certifications | CE, RoHS |
Applications
The 330901-00-08-10-02-RU probe is designed for space-constrained machinery and continuous condition monitoring, including:
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High-speed turbines, compressors, and pumps
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Compact electric motors and gearboxes
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Process equipment in chemical and petrochemical plants
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Small industrial fans and blowers with limited installation clearance
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Integration with Bently Nevada 3500/3300 systems for vibration and axial position measurement
Advantages
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Slim Profile – 5 mm tip enables installation in confined spaces without sacrificing accuracy.
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Exceptional Accuracy – Maintains ±0.25% linearity for precise displacement and vibration data.
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Robust Construction – Stainless-steel body and IP67 sealing provide reliable operation in harsh industrial conditions.
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Extended Cable Length – 1.0 m factory-matched cable simplifies routing and preserves calibration.
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Temperature Stability – Operates reliably from –35 °C to +177 °C with minimal signal drift.
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Seamless Integration – Fully compatible with Bently Nevada 3300 and 3500 monitoring platforms.
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Low Maintenance – Non-contact measurement eliminates mechanical wear and reduces service needs.
FAQ
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What sensing technology does the 330901-00-08-10-02-RU use?
It employs eddy-current non-contact displacement sensing for accurate vibration monitoring. -
How is the probe connected to a Bently Nevada system?
Through a factory-matched extension cable and proximitor driver, ensuring precise calibration. -
Can the probe be mounted in any orientation?
Yes, horizontal or vertical mounting is acceptable as long as the recommended gap is maintained. -
What is the recommended probe-to-shaft gap?
Approximately 1.0 mm ±0.2 mm, depending on target material and system configuration. -
Is the probe compatible with intrinsically safe installations?
Yes, when used with certified intrinsically safe barriers or approved protective enclosures. -
Does the 1.0 m cable length affect calibration?
No, the probe and cable are factory calibrated as a set; do not alter length without recalibration. -
What is the maximum frequency response supported?
The probe provides a flat response from DC up to approximately 10 kHz. -
Can it detect vibration on non-metallic shafts?
No, it requires a conductive metallic target for eddy-current sensing. -
How is temperature-induced drift minimized?
Built-in temperature compensation ensures stable output across its full operating range. -
What environmental protection rating does the probe carry?
It meets IP67, offering dust-tight and water-resistant performance.
Related Models (Same Series)
| Model Number | Key Feature |
|---|---|
| 330901-00-08-05-02 | 0.5 m cable version for tight installations |
| 330901-00-08-15-02 | 1.5 m cable for extended routing |
| 330901-00-07-10-02 | 7 mm tip diameter for broader sensing area |
| 330901-00-09-10-02 | High-frequency response for ultra-fast machinery |
| 330901-00-08-10-03 | Angled connector for challenging mounting conditions |
| 330901-00-08-20-02 | Long cable version for remote sensor placement |
Popular Bently Nevada Models
| Model Number | Primary Application |
|---|---|
| 330500 | General-purpose proximity probe for industrial motors |
| 3500/22M | Machinery protection and condition monitoring module |
| 330180 | High-speed keyphasor proximity probe |
| 3701/40 | Compact machinery condition monitoring transmitter |
| 330103 | Short-length probe for confined spaces |
| 330400 | High-temperature probe for turbine and compressor use |
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