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- 330906-02-12-05-05-02-05
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Bently Nevada 330906-02-12-05-05-02-05 Product Detailed Introduction and Technical Overview
1. Product Introduction
The 330906-02-12-05-05-02-05 is an industrial eddy current proximity probe designed for high-precision measurement of shaft vibration, shaft displacement, and position changes in critical rotating equipment.
This model is part of a professional machinery condition monitoring system and is mainly used for continuous online monitoring of rotating machinery operating conditions. It provides accurate, real-time displacement signals by measuring the distance between the probe tip and the rotating shaft surface without direct mechanical contact.
The non-contact measurement method eliminates mechanical wear between the sensor and the monitored component, allowing stable operation over long periods. The probe is especially suitable for equipment requiring high reliability, such as turbines, compressors, generators, pumps, and large motors.
The 330906-02-12-05-05-02-05 adopts an 8 mm eddy current sensing design, providing excellent measurement sensitivity and dynamic response. It can detect small changes in shaft position and vibration amplitude, helping operators identify abnormal machine conditions before serious failures occur.
This product is commonly installed as part of a complete proximity measurement system consisting of a probe, extension cable, and signal processing unit. Together, these components provide reliable monitoring data for machinery protection and predictive maintenance systems.
2. Brand Information
Brand: Bently Nevada
Bently Nevada is a well-known industrial monitoring brand specializing in rotating machinery protection, vibration monitoring, and condition-based maintenance solutions.
The brand’s products are widely used in industries where equipment reliability and operational safety are critical. Its monitoring technologies are designed for large rotating assets, helping industries improve machine availability, reduce unexpected downtime, and increase maintenance efficiency.
3. Product Series
Series: 3300 XL 8 mm Proximity Transducer System
The 330906-02-12-05-05-02-05 belongs to the 3300 XL 8 mm Proximity Probe Series.
The 3300 XL 8 mm Series is one of the most commonly applied proximity measurement product families for industrial rotating machinery monitoring.
The series is designed for applications requiring:
- High accuracy displacement measurement
- Long-term measurement stability
- Excellent resistance to industrial environments
- Reliable vibration monitoring
- High-frequency dynamic response
- Continuous online machine protection
- Easy system integration
The 3300 XL 8 mm series is widely selected for applications involving turbines, compressors, pumps, generators, and other critical rotating equipment.
4. Technical Parameters
| Parameter | Specification |
|---|---|
| Model | 330906-02-12-05-05-02-05 |
| Product Type | Eddy Current Proximity Probe |
| Measurement Principle | Eddy Current Non-contact Measurement Technology |
| Product Series | 3300 XL 8 mm Proximity Transducer Series |
| Probe Diameter | 8 mm |
| Target Material | Conductive Metal Shaft Surface |
| Measurement Type | Shaft Vibration and Position Measurement |
| Output Signal | Analog Dynamic Signal |
| Measurement Mode | Continuous Online Monitoring |
| Mounting Method | Threaded Installation |
| Thread Size | Standard Industrial Thread Configuration |
| Probe Material | Stainless Steel Housing |
| Cable Type | Integral Extension Cable Configuration |
| Signal Stability | High Stability Long-Term Output |
| Frequency Response | Suitable for High-Speed Rotating Machinery |
| Environmental Resistance | Resistant to Oil, Moisture, Dust, and Industrial Contaminants |
| Operating Temperature | Industrial Wide Temperature Range |
| Electromagnetic Compatibility | High Resistance Against Electrical Interference |
| Shock Resistance | High Mechanical Shock Resistance |
| Vibration Resistance | Suitable for Continuous Machine Vibration Monitoring |
| Calibration Requirement | Factory Calibrated |
| Maintenance Requirement | Low Maintenance Design |
| Installation Location | Turbines, Compressors, Motors, Pumps, Generators |
| Protection Function | Machine Condition Monitoring and Fault Detection |
| Dimensions | Probe Diameter: 8 mm; Probe Length: Approx. 40 mm; Cable Length: Configuration Dependent |
| Weight (kg) | Approximately 0.40 kg |
5. Product Working Principle
The 330906-02-12-05-05-02-05 operates based on eddy current sensing technology.
During operation, the probe generates a high-frequency electromagnetic field at the probe tip. When the probe approaches a conductive shaft surface, the electromagnetic field changes according to the distance between the probe and the shaft.
The system converts this distance variation into an electrical output signal, which represents shaft vibration, displacement, or positional changes.
Because the measurement process does not require physical contact, the probe avoids mechanical friction, wear, and damage caused by traditional contact measurement methods.
This working principle enables stable monitoring even under high-speed rotation, high vibration environments, and continuous industrial operation.
6. Main Applications
The 330906-02-12-05-05-02-05 is widely used for monitoring important rotating equipment.
Power Generation Equipment
Used for:
- Steam turbine shaft vibration monitoring
- Gas turbine rotor displacement monitoring
- Generator bearing condition monitoring
- Turbine protection systems
- Rotor position measurement
Oil and Gas Equipment
Used for:
- Centrifugal compressor monitoring
- Pipeline compressor protection
- Rotating equipment predictive maintenance
- High-speed machinery vibration analysis
Industrial Machinery
Used for:
- Large electric motor monitoring
- Industrial pump vibration detection
- Gearbox condition monitoring
- Production line rotating equipment protection
Heavy Industry
Used in:
- Steel manufacturing equipment
- Mining machinery
- Cement production equipment
- Paper manufacturing machines
- Marine propulsion systems
7. Product Advantages
1. High Measurement Accuracy
The probe provides precise displacement measurement and can detect very small shaft movements, making it suitable for high-value rotating machinery.
2. Non-contact Measurement Design
The sensing process does not require physical contact with the rotating shaft, reducing mechanical wear and extending service life.
3. Excellent Long-Term Stability
The probe maintains consistent output performance during continuous operation, reducing maintenance frequency and improving system reliability.
4. Strong Environmental Adaptability
The rugged construction allows operation in harsh industrial environments containing vibration, oil, moisture, and dust.
5. Fast Dynamic Response
The sensor provides excellent response characteristics for detecting rapid changes in shaft vibration and displacement.
6. Improved Equipment Protection
Continuous monitoring helps identify abnormal operating conditions early, reducing the risk of unexpected equipment shutdown.
7. Low Maintenance Requirement
Because there are no moving mechanical parts, maintenance requirements are significantly reduced.
8. Wide Industrial Compatibility
The probe can be integrated into various machinery monitoring systems and is suitable for multiple industries.
8. Recommended Models from the Same Series or Related Models
| Model | Product Type | Series | Main Parameter | Application | Dimensions | Weight (kg) |
|---|---|---|---|---|---|---|
| 330906-02-12-05-05-02-00 | Eddy Current Proximity Probe | 3300 XL 8 mm | 8 mm probe, non-contact measurement | Shaft vibration monitoring | Probe diameter 8 mm, cable configuration dependent | Approx. 0.40 kg |
| 330906-02-12-05-02-00 | Eddy Current Proximity Probe | 3300 XL 8 mm | Standard vibration measurement probe | Turbine and compressor monitoring | 8 mm sensing head | Approx. 0.38 kg |
| 330905-00-05-10-02-CN | Proximity Probe | 3300 XL 8 mm | Standard shaft vibration measurement | Rotating equipment protection | 8 mm probe design | Approx. 0.35 kg |
| 330901-00-40-10-02-CN | Proximity Probe | 3300 XL 8 mm | Shaft position monitoring | Axial displacement measurement | 8 mm probe structure | Approx. 0.36 kg |
| 330902-00-30-10-02-CN | Proximity Probe | 3300 XL 8 mm | Rotor vibration measurement | Industrial machinery monitoring | 8 mm probe structure | Approx. 0.36 kg |
9. Recommended Popular Models from the Same Brand
| Model | Product Type | Series | Main Parameter | Application | Dimensions | Weight (kg) |
|---|---|---|---|---|---|---|
| 330103-00-05-10-02-00 | Proximity Probe | 3300 XL | 8 mm sensing probe | Shaft vibration measurement | 8 mm diameter probe | Approx. 0.35 kg |
| 330180-51-00 | Proximitor Sensor | 3300 XL | Signal conversion module | Vibration monitoring system | Compact electronic module | Approx. 0.45 kg |
| 330130-040-00-00 | Extension Cable | 3300 XL | Signal extension cable | Probe connection extension | Cable length 4 meters | Approx. 0.42 kg |
| 3500/42M | Vibration Monitor Module | 3500 Series | Four-channel vibration monitoring | Machinery protection | Standard rack module | Approx. 1.10 kg |
| 3500/22M | Communication Module | 3500 Series | System data communication | Monitoring network integration | Standard rack module | Approx. 0.95 kg |
10. Product Selection Advantages Compared with Traditional Sensors
| Comparison Item | 330906-02-12-05-05-02-05 | Traditional Contact Sensor |
|---|---|---|
| Measurement Method | Non-contact eddy current technology | Mechanical contact measurement |
| Wear Risk | No mechanical wear | Possible wear during operation |
| High-Speed Rotation Capability | Excellent | Limited |
| Long-Term Stability | High | Depends on mechanical condition |
| Maintenance Frequency | Low | Higher |
| Environmental Adaptability | Strong | More sensitive |
| Vibration Monitoring Accuracy | High precision | Lower in some applications |
| Installation Flexibility | High | Moderate |
11. Summary
The 330906-02-12-05-05-02-05 is a high-performance 3300 XL 8 mm Series eddy current proximity probe designed for accurate and reliable monitoring of rotating machinery.
With its non-contact measurement technology, excellent signal stability, strong environmental resistance, and long service life, it is suitable for critical equipment requiring continuous condition monitoring.
The product plays an important role in vibration monitoring, shaft position measurement, predictive maintenance, and machinery protection systems.
For industries operating high-value rotating equipment, the 330906-02-12-05-05-02-05 provides a reliable solution for improving operational safety, reducing downtime, and extending equipment service life.