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- Bently Nevada
- 330908-00-46-05-02-05
- 3300 NSv Proximity Probe
- USA
- 8 mm
- 0.08kg
- Xiamen, China
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Bently Nevada 330908-00-46-05-02-05 Proximity Probe Product Introduction and Technical Specification
1. Product Overview
The Bently Nevada 330908-00-46-05-02-05 is a high-precision proximity probe designed for continuous monitoring of rotating machinery shaft vibration, shaft displacement, and relative shaft position. It belongs to the 3300 XL 8 mm Proximity Probe Series and is widely applied in industrial condition monitoring and machinery protection systems.
The product uses eddy current sensing technology to provide accurate non-contact measurement between the probe tip and the rotating shaft. By detecting changes in the electromagnetic field caused by shaft movement, the probe produces stable measurement signals used for vibration analysis, equipment protection, and predictive maintenance.
The 330908-00-46-05-02-05 is designed for critical rotating equipment that requires reliable operation, accurate measurement, and long-term stability. It is suitable for high-value industrial assets such as turbines, compressors, generators, pumps, motors, and other rotating machinery.
With its compact 8 mm sensing structure, stable electrical performance, and industrial-grade design, this model provides an effective monitoring solution for applications requiring continuous measurement of shaft movement and machine operating conditions.
2. Product Basic Information
| Parameter | Description |
|---|---|
| Product Model | Bently Nevada 330908-00-46-05-02-05 |
| Product Series | 3300 XL 8 mm Proximity Probe Series |
| Product Type | Eddy Current Proximity Probe |
| Measurement Principle | Non-contact eddy current displacement measurement |
| Main Function | Shaft vibration and relative position monitoring |
| Probe Diameter | 8 mm |
| Measurement Target | Rotating shaft surface |
| Installation Method | Threaded mounting installation |
| Connection Type | Extension cable compatible configuration |
| Output Signal | Dynamic vibration signal and gap voltage signal |
| Operating Mode | Continuous online condition monitoring |
| Application Category | Rotating machinery monitoring and protection |
| Working Environment | Industrial rotating equipment applications |
| Dimensions | Approx. 8 mm probe diameter, cylindrical sensor structure, overall length depends on configuration |
| Weight | Approx. 0.08 kg |
3. Detailed Product Parameters
| Parameter | Specification |
|---|---|
| Product Family | 3300 XL Monitoring Product Family |
| Product Series | 3300 XL 8 mm Proximity Probe |
| Sensor Type | Eddy current displacement sensor |
| Probe Diameter | 8 mm |
| Measurement Method | Non-contact shaft movement detection |
| Detection Capability | Shaft vibration, displacement, and relative position measurement |
| Measuring Principle | Electromagnetic field variation sensing |
| Output Characteristics | Electrical output proportional to shaft movement |
| Frequency Response | Suitable for high-speed rotating machinery monitoring |
| Measurement Accuracy | High precision displacement measurement |
| Signal Stability | Stable output during long-term operation |
| Mechanical Design | Compact cylindrical industrial sensor design |
| Housing Material | Industrial metal protective structure |
| Installation Structure | Threaded probe mounting design |
| Cable Configuration | Compatible extension cable connection system |
| Environmental Capability | Suitable for vibration, temperature changes, and industrial environments |
| Maintenance Requirement | Low maintenance operation |
| Dimensions | Approx. 8 mm diameter sensing tip, compact cylindrical probe body |
| Weight | Approx. 0.08 kg |
4. Product Working Principle
The 330908-00-46-05-02-05 works based on eddy current proximity sensing technology.
The probe generates a high-frequency electromagnetic field from the sensing tip. When the rotating shaft changes position relative to the probe, the distance variation affects the electromagnetic field.
The internal electronics detect these changes and convert them into electrical signals. The monitoring system analyzes the signals to determine shaft vibration levels, displacement changes, and machine operating conditions.
Because the probe operates without physical contact with the rotating shaft, there is no mechanical friction between the sensor and equipment. This design improves reliability, reduces maintenance requirements, and allows continuous operation in demanding industrial environments.
5. Product Features
5.1 High Accuracy Shaft Monitoring
The probe provides precise measurement of shaft vibration and displacement changes.
It can detect small changes in machine operation, allowing maintenance personnel to identify abnormal conditions early and improve equipment reliability.
5.2 Non-Contact Measurement Technology
The sensor uses electromagnetic measurement technology instead of physical contact.
This eliminates mechanical wear, improves measurement stability, and extends the operating life of the monitoring system.
5.3 Stable Signal Output
The product provides reliable and repeatable measurement signals.
Stable signal performance improves vibration analysis accuracy and helps monitoring systems provide dependable machine condition information.
5.4 Compact Installation Structure
The 8 mm probe design allows flexible installation in limited spaces.
The compact structure makes it suitable for various industrial machinery configurations without affecting measurement performance.
5.5 Designed for Continuous Operation
The probe is suitable for long-term industrial applications.
It maintains reliable performance under vibration, temperature variation, and continuous operating conditions.
6. Product Applications
The Bently Nevada 330908-00-46-05-02-05 is commonly used in rotating machinery condition monitoring systems.
| Application Field | Typical Equipment |
|---|---|
| Power Generation | Steam turbines, gas turbines, generators |
| Oil and Gas Industry | Compressors, pumps, rotating process equipment |
| Petrochemical Industry | Process machinery and high-speed rotating equipment |
| Manufacturing Industry | Industrial motors and production machines |
| Marine Industry | Propulsion systems and auxiliary rotating equipment |
| Energy Industry | Large rotating power machinery |
7. Main Application Functions
| Function | Description |
|---|---|
| Shaft Vibration Measurement | Measures vibration movement of rotating shafts |
| Shaft Position Monitoring | Detects relative shaft displacement |
| Machinery Protection | Provides machine operating condition information |
| Predictive Maintenance | Supports condition-based maintenance planning |
| Fault Diagnosis | Helps identify imbalance, misalignment, looseness, and mechanical wear |
| Continuous Monitoring | Provides real-time equipment condition information |
8. Product Advantages
| Advantage | Description |
|---|---|
| High Measurement Precision | Provides accurate shaft vibration and displacement measurement |
| Reliable Performance | Designed for continuous industrial operation |
| Non-Contact Operation | Prevents mechanical damage caused by direct contact |
| Stable Signal Quality | Supports accurate vibration analysis |
| Long Operating Life | Suitable for permanent installation |
| Strong Environmental Adaptability | Performs well under demanding industrial conditions |
| Low Maintenance Requirement | Reduces maintenance workload |
| Compact Size | Allows installation in restricted spaces |
| Wide Application Range | Suitable for different rotating machinery systems |
9. Brand and Product Series Information
| Category | Information |
|---|---|
| Brand | Bently Nevada |
| Product Family | 3300 XL Monitoring Products |
| Product Series | 3300 XL 8 mm Proximity Probe Series |
| Product Category | Eddy Current Shaft Vibration Sensor |
| Main Function | Shaft Vibration and Displacement Monitoring |
| Application Purpose | Machinery Protection and Predictive Maintenance |
10. Recommended Related Models from the Same Series
| Model | Product Type | Main Parameters | Dimensions | Weight (kg) | Application |
|---|---|---|---|---|---|
| 330908-00-46-05-02-00 | 3300 XL 8 mm Proximity Probe | 8 mm eddy current sensor, shaft vibration monitoring | Approx. 8 mm diameter cylindrical probe | 0.08 kg | General rotating equipment monitoring |
| 330908-00-46-05-02-05-RU | 3300 XL 8 mm Proximity Probe | Shaft displacement and vibration monitoring configuration | Approx. 8 mm sensing head | 0.08 kg | Industrial machinery protection |
| 330908-00-40-05-02-05 | 3300 XL 8 mm Proximity Probe | Precision vibration measurement configuration | Approx. 8 mm cylindrical structure | 0.08 kg | Turbine and compressor monitoring |
| 330908-00-36-05-02-05 | 3300 XL 8 mm Proximity Probe | High stability shaft vibration measurement | Approx. 8 mm diameter probe body | 0.08 kg | Critical rotating equipment |
| 330906-02-12-05-02-05 | 3300 XL 8 mm Proximity Probe | Standard shaft vibration and position monitoring | Approx. 8 mm probe diameter | 0.05 kg | Industrial condition monitoring |
11. Recommended Popular Models from the Same Brand
| Model | Product Type | Main Parameters | Dimensions | Weight (kg) | Application |
|---|---|---|---|---|---|
| 330103-00-03-10-02-00 | Proximity Probe | 8 mm eddy current sensing technology | Approx. 8 mm diameter sensor structure | 0.05 kg | Rotating machinery monitoring |
| 330180-50-00 | Extension Cable | High reliability signal transmission cable | Cable length depends on configuration | 0.20 kg | Sensor connection systems |
| 3500/42M | Monitoring Module | Multi-channel vibration and position monitoring | Rack-mounted industrial module | 0.80 kg | Machinery protection systems |
| 3500/22M | Communication Interface Module | Data communication and monitoring interface | Standard rack module structure | 0.75 kg | Monitoring system integration |
| 330400-01-05 | Proximity Sensor Component | Shaft vibration and displacement measurement | Compact industrial sensor structure | 0.06 kg | Turbine and compressor applications |
12. Model Selection Guide
| Application Requirement | Recommended Model |
|---|---|
| Standard 8 mm shaft vibration measurement | 330906 series |
| Special 8 mm proximity probe configuration | 330908 series |
| Larger diameter measurement requirement | 330907 series |
| Complete machinery protection system | 3500 series modules |
| Extension cable connection requirement | 330930 series |
13. Product Summary
The Bently Nevada 330908-00-46-05-02-05 is a professional 3300 XL 8 mm proximity probe designed for accurate monitoring of rotating machinery operating conditions.
The product combines eddy current non-contact sensing technology, stable signal output, compact mechanical design, and industrial durability. It provides reliable measurement of shaft vibration, displacement, and relative shaft position.
With advantages including high precision, excellent stability, long service life, low maintenance requirements, and strong environmental resistance, the model is suitable for critical rotating equipment such as turbines, compressors, generators, pumps, and other industrial machines.
The 330908-00-46-05-02-05 provides an effective solution for improving equipment reliability, supporting predictive maintenance strategies, reducing unexpected failures, and increasing operational safety in industrial environments.