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- Bently Nevada
- 330904-00-07-10-02-05
- 3300 XL NSv Proximity Probe
- USA
- 8 mm
- 0.17kg
- Xiamen, China
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Bently Nevada 330904-00-07-10-02-05 Proximity Probe Product Introduction, Technical Parameters and Application Guide
1. Product Introduction
The Bently Nevada 330904-00-07-10-02-05 is a precision proximity probe designed for continuous monitoring of rotating machinery operating conditions. It belongs to the 3300 XL 8 mm Proximity Transducer System Series, a widely used industrial sensing platform for shaft vibration monitoring, displacement measurement, and machinery protection applications.
The probe uses advanced eddy current sensing technology to achieve accurate non-contact measurement between the probe tip and the rotating shaft. The sensor detects the variation of the gap between the probe and the conductive shaft surface, converting the mechanical movement of the shaft into a proportional electrical signal for monitoring and analysis.
The 330904-00-07-10-02-05 is designed for critical industrial equipment where high measurement accuracy, stable signal output, and long-term operating reliability are required. It is commonly applied in rotating machinery including steam turbines, gas turbines, compressors, generators, motors, and industrial pumps.
By continuously monitoring shaft displacement and vibration behavior, this proximity probe helps identify abnormal machine conditions before serious failures occur. It supports predictive maintenance strategies by providing important operating data for equipment protection, fault diagnosis, and maintenance planning.
The compact 8 mm sensing structure provides installation flexibility and allows the probe to be installed in areas where space is limited. The durable mechanical design enables stable operation under industrial environments with vibration, temperature variation, and continuous mechanical stress.
2. Product Brand and Series Information
| Item | Description |
|---|---|
| Brand | Bently Nevada |
| Product Series | 3300 XL 8 mm Proximity Transducer System Series |
| Product Category | Proximity Probe |
| Sensor Type | Eddy Current Displacement Sensor |
| Measurement Principle | Non-contact electromagnetic sensing |
| Main Function | Shaft vibration and displacement measurement |
| Installation Method | Threaded mechanical mounting |
| Application Field | Rotating machinery condition monitoring |
| Typical Equipment | Turbines, compressors, generators, motors, pumps |
3. Model Number Explanation
The model number 330904-00-07-10-02-05 represents a specific configuration within the 3300 XL 8 mm proximity probe product family.
| Model Code | Description |
|---|---|
| 330904 | 3300 XL 8 mm proximity probe family |
| 00 | Standard configuration identifier |
| 07 | Mechanical mounting configuration |
| 10 | Probe length configuration |
| 02 | Cable and connector configuration |
| 05 | Special configuration identifier |
The configuration code determines the probe mechanical structure, installation method, cable design, and compatibility characteristics.
This configuration is suitable for applications requiring reliable shaft vibration monitoring and precise displacement measurement in industrial rotating equipment.
4. Detailed Technical Parameters
| Parameter | Specification |
|---|---|
| Model | 330904-00-07-10-02-05 |
| Product Type | Proximity Probe |
| Product Series | 3300 XL 8 mm Proximity Transducer System Series |
| Brand | Bently Nevada |
| Sensor Technology | Eddy current sensing technology |
| Measurement Principle | Non-contact displacement measurement |
| Probe Diameter | 8 mm |
| Measurement Target | Conductive rotating shaft surface |
| Measurement Function | Shaft vibration, radial displacement, axial position monitoring |
| Linear Measurement Range | Approximately 2 mm |
| Output Signal | Displacement proportional electrical output |
| Frequency Response | Suitable for dynamic vibration monitoring |
| Operating Temperature Range | Approximately -35°C to +177°C |
| Storage Temperature Range | Approximately -50°C to +120°C |
| Probe Housing Material | Industrial corrosion-resistant metal housing |
| Cable Configuration | Integrated cable assembly |
| Connector Type | Industrial signal connector |
| Mounting Method | Threaded installation |
| Environmental Capability | Suitable for industrial vibration, temperature, and mechanical stress conditions |
| Calibration | Factory calibrated for monitoring system compatibility |
| Dimensions | Probe diameter approximately 8 mm; cylindrical probe body; overall length depends on configuration |
| Weight | Approximately 0.17 kg ( ) |
5. Product Structure and Working Principle
The 330904-00-07-10-02-05 consists of a sensing tip, protective metal housing, integrated cable assembly, and electrical connection interface.
The product operates based on eddy current sensing technology.
When electrical power is supplied, the probe creates a high-frequency electromagnetic field around the sensing tip. When the rotating shaft moves, the distance between the shaft surface and the probe changes.
The change in gap distance modifies the electromagnetic field intensity. The probe converts this variation into an electrical output signal proportional to shaft displacement.
The monitoring system receives the signal and evaluates the condition of the rotating equipment.
The non-contact sensing design provides:
- No physical contact with rotating components.
- Reduced mechanical wear.
- Reliable high-speed measurement.
- Stable signal output.
- Long operating service life.
6. Product Applications
6.1 Steam Turbine Monitoring
Steam turbines require continuous shaft monitoring to maintain safe and efficient operation.
The proximity probe is used for:
- Shaft vibration measurement.
- Rotor displacement monitoring.
- Turbine protection.
- Mechanical condition analysis.
It helps detect:
- Rotor imbalance.
- Shaft misalignment.
- Bearing wear.
- Excessive vibration.
6.2 Gas Turbine Monitoring
Gas turbines operate under high temperature and high rotational speed conditions.
Applications include:
- Rotor position monitoring.
- Vibration trend analysis.
- Equipment protection.
- Predictive maintenance.
6.3 Compressor Condition Monitoring
Compressors require accurate shaft monitoring to maintain stable operation.
The probe supports:
- Shaft displacement measurement.
- Rotor movement analysis.
- Mechanical fault detection.
- Maintenance planning.
6.4 Generator Applications
Generators require reliable shaft condition monitoring.
Typical applications:
- Rotor displacement measurement.
- Shaft vibration monitoring.
- Mechanical stability evaluation.
- Protection system input.
6.5 Motor and Pump Monitoring
Industrial motors and pumps benefit from continuous condition monitoring.
Applications include:
- Shaft movement detection.
- Vibration analysis.
- Alignment monitoring.
- Equipment reliability improvement.
7. Product Advantages
7.1 High Measurement Accuracy
The probe provides accurate shaft displacement measurement and vibration monitoring capability.
Advantages:
- Detects small mechanical changes.
- Improves fault identification.
- Supports maintenance decisions.
- Enhances equipment reliability.
7.2 Non-Contact Measurement Technology
The sensor measures shaft movement without direct physical contact.
Benefits:
- No mechanical friction.
- Reduced wear.
- Longer service life.
- Suitable for high-speed equipment.
7.3 Stable Industrial Performance
The probe is designed for continuous industrial operation.
It maintains reliable performance under:
- Continuous vibration.
- Temperature fluctuations.
- Heavy mechanical loads.
- Long operating periods.
7.4 Compact Installation Structure
The 8 mm sensing design provides flexible installation options.
Benefits include:
- Small installation footprint.
- Easy integration.
- Convenient replacement.
- Adaptability to different equipment designs.
7.5 Predictive Maintenance Capability
The probe provides continuous machine condition information.
Benefits:
- Reduced unexpected downtime.
- Improved equipment availability.
- Optimized maintenance schedules.
- Increased operational safety.
8. Recommended Same Series or Related Models
| Model | Product Series | Main Parameters | Dimensions | Weight kg ( ) | Application |
|---|---|---|---|---|---|
| 330904-00-07-10-01-05 | 3300 XL 8 mm Series | Similar 8 mm probe configuration with different cable arrangement | Diameter 8 mm | 0.17 kg ( ) | Turbine monitoring |
| 330904-00-06-05-01-00 | 3300 XL 8 mm Series | Standard 8 mm proximity probe | Diameter 8 mm | 0.15 kg ( ) | General rotating equipment |
| 330904-00-03-10-02-00 | 3300 XL 8 mm Series | Standard shaft displacement monitoring probe | Diameter 8 mm | 0.16 kg ( ) | Compressor and motor applications |
| 330903-05-16-05-02-00 | 3300 XL 8 mm Series | Industrial shaft vibration monitoring configuration | Diameter 8 mm | 0.15 kg ( ) | Machinery protection |
| 330930-040-00-00 | 3300 XL Extension Cable Series | Extension cable for proximity probe systems | Cable length varies | 0.25 kg ( ) | Remote sensor installation |
9. Recommended Popular Models from the Same Brand
| Model | Product Series | Main Parameters | Dimensions | Weight kg ( ) | Application |
|---|---|---|---|---|---|
| 3300 XL 8 mm Proximity Probe | 3300 XL Series | 8 mm sensing element, accurate displacement measurement | Diameter 8 mm | 0.15 kg ( ) | Turbines and compressors |
| 3300 XL 11 mm Proximity Probe | 3300 XL Series | Larger sensing diameter for special monitoring requirements | Diameter approximately 11 mm | 0.20 kg ( ) | Heavy rotating machinery |
| 3300 XL Extension Cable | 3300 XL Series | Signal transmission extension cable | Various cable lengths | 0.25 kg ( ) | Remote installation |
| 3500/42M Proximity Monitor | 3500 Machinery Protection System Series | Multi-channel vibration and displacement monitoring module | Standard rack module | 1.20 kg ( ) | Machinery protection |
| 3500/25 Enhanced Keyphasor Module | 3500 Machinery Protection System Series | Rotor speed and phase reference measurement module | Standard rack size | 0.90 kg ( ) | Speed and phase monitoring |
10. Product Selection Guide
| Application Requirement | Recommended Model |
|---|---|
| Standard shaft vibration monitoring | 330904-00-07-10-02-05 |
| General rotating equipment monitoring | 3300 XL 8 mm Proximity Probe Series |
| Turbine and compressor applications | 3300 XL 8 mm Probe Series |
| Remote sensor installation | 3300 XL Extension Cable Series |
| Complete machinery protection | 3500 Machinery Protection System Series |
11. Product Summary
The Bently Nevada 330904-00-07-10-02-05 is a precision proximity probe designed for reliable monitoring of critical rotating machinery.
As part of the 3300 XL 8 mm Proximity Transducer System Series, it provides accurate shaft vibration and displacement measurement using advanced eddy current sensing technology.
The product combines accurate measurement performance, non-contact operation, compact design, stable signal output, and strong environmental adaptability.
It is suitable for applications requiring continuous monitoring, machinery protection, and predictive maintenance.
The 330904-00-07-10-02-05 helps improve equipment reliability, reduce maintenance costs, prevent unexpected failures, and support safe and efficient operation of industrial rotating machinery.