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- Bently Nevada
- 330905-08-13-10-12-CN
- 3300 NSv Proximity Probe
- USA
- 100 mm
- 0.08kg
- Xiamen, China
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Bently Nevada 330905-08-13-10-12-CN Proximity Probe Product Detailed Introduction
1. Product Introduction
The Bently Nevada 330905-08-13-10-12-CN is a precision 3300 XL 8 mm Proximity Probe designed for continuous monitoring of rotating machinery operating conditions. It is mainly used for measuring shaft vibration, radial displacement, axial movement, and relative shaft position in critical industrial equipment.
This model adopts advanced eddy current sensing technology, which allows non-contact measurement between the probe tip and the rotating shaft surface. During machine operation, the probe detects the distance variation between the sensing tip and the shaft, converts the displacement change into an electrical signal, and provides reliable monitoring information for machinery condition analysis.
The 330905-08-13-10-12-CN belongs to the 3300 XL 8 mm Proximity Probe Series. It is designed for applications requiring high measurement accuracy, stable signal transmission, compact installation, and long-term operating reliability.
The probe is widely used in important rotating equipment, including:
- Steam turbines
- Gas turbines
- Centrifugal compressors
- Generators
- Pumps
- Motors
- Turbo machinery systems
The product continuously monitors shaft movement and vibration conditions, allowing maintenance teams to identify abnormal operating trends, improve equipment availability, and reduce unexpected downtime.
The 330905-08-13-10-12-CN configuration is suitable for industrial machinery monitoring systems that require a standard 8 mm sensing probe with reliable performance and compatibility with protection systems.
2. Product Specification Parameters
| Parameter | Description |
|---|---|
| Model | 330905-08-13-10-12-CN |
| Product Series | 3300 XL 8 mm Proximity Probe Series |
| Product Type | Eddy Current Proximity Probe |
| Measurement Principle | Eddy Current Displacement Measurement Technology |
| Probe Diameter | 8 mm |
| Probe Configuration | Threaded proximity probe |
| Thread Size | 3/8-24 UNF mounting thread |
| Probe Tip Diameter | Approximately 8 mm |
| Probe Length | Approximately 100 mm configuration |
| Electrical Connection Type | Miniature coaxial connector |
| Connector Design | Industrial signal transmission interface |
| Measurement Function | Shaft vibration and displacement measurement |
| Measurement Direction | Radial vibration and axial position monitoring |
| Measurement Range | Standard 8 mm sensing range |
| Target Material | Conductive metal shaft surface |
| Operating Temperature Range | Approximately -35°C to +177°C |
| Storage Temperature Range | Approximately -40°C to +120°C |
| System Compatibility | 3300 XL monitoring system |
| Installation Method | Threaded mounting installation |
| Output Signal Type | Dynamic vibration signal and static displacement signal |
| Accuracy | High precision shaft displacement measurement |
| Response Performance | Suitable for high-speed rotating machinery |
| Environmental Capability | Industrial vibration and temperature resistant design |
| Application Equipment | Turbines, compressors, pumps, generators, motors |
| Connection Configuration | Standard industrial connection configuration |
| Dimensions | Probe diameter approximately 8 mm, overall length approximately 100 mm |
| Weight | Approximately 0.08 kg |
3. Product Structure and Working Principle
The 330905-08-13-10-12-CN proximity probe consists of a sensing tip, probe housing, threaded mounting section, internal coil assembly, and electrical connector.
The sensing tip is responsible for generating a high-frequency electromagnetic field toward the rotating shaft surface.
When the shaft rotates, any change in the distance between the shaft surface and the probe tip causes a corresponding change in the electromagnetic field.
The probe converts this physical movement into an electrical signal proportional to the shaft displacement.
The monitoring system analyzes the signal to determine:
- Shaft vibration condition
- Rotor movement
- Mechanical stability
- Equipment operating status
The probe can detect problems caused by:
- Rotor imbalance
- Shaft misalignment
- Bearing wear
- Thermal expansion
- Mechanical looseness
- Excessive vibration
The complete measurement system normally includes:
- Proximity Probe
- Extension Cable
- Signal Processing Module
- Monitoring Unit
The non-contact sensing method eliminates direct mechanical contact with rotating components, reducing wear and improving long-term measurement stability.
4. Product Applications
4.1 Steam Turbine Monitoring
Steam turbines are high-value rotating machines that require continuous monitoring to maintain safe operation.
The 330905-08-13-10-12-CN can be used for:
- Shaft vibration measurement
- Rotor displacement monitoring
- Axial position monitoring
- Bearing condition evaluation
- Turbine protection
The probe provides early information about abnormal shaft movement and helps prevent major equipment damage.
4.2 Gas Turbine Applications
Gas turbines operate under high speed and demanding thermal conditions.
The product supports:
- Rotor vibration monitoring
- Shaft position measurement
- Mechanical condition analysis
- Fault identification
- Preventive maintenance
Its stable measurement capability improves turbine reliability during continuous operation.
4.3 Compressor Monitoring
Industrial compressors require accurate shaft monitoring because vibration problems can affect production and equipment safety.
The probe is commonly used for:
- Centrifugal compressors
- Process compressors
- Gas compressors
- Turbo compressors
Monitoring functions include:
- Rotor imbalance detection
- Shaft displacement measurement
- Vibration trend analysis
- Mechanical fault identification
4.4 Pump and Motor Applications
Large pumps and motors require reliable condition monitoring to maintain continuous operation.
The product provides:
- Shaft movement monitoring
- Vibration measurement
- Equipment protection information
- Maintenance condition data
4.5 Generator Monitoring
Generators require stable rotor operation for reliable performance.
The probe can support:
- Rotor position measurement
- Shaft vibration monitoring
- Mechanical condition evaluation
- Long-term operation analysis
5. Product Advantages
5.1 High Measurement Accuracy
The eddy current sensing principle provides accurate displacement measurement.
The probe can detect very small shaft movements, making it suitable for precision monitoring applications.
5.2 Non-Contact Operation
The probe measures shaft movement without physical contact.
Advantages include:
- No mechanical wear
- Reduced maintenance requirements
- Longer operating life
- Stable measurement performance
5.3 Reliable Signal Performance
The product provides stable output signals during continuous operation.
This improves monitoring accuracy and helps identify equipment condition changes.
5.4 Strong Industrial Durability
The probe is designed for industrial environments.
It can withstand:
- Continuous vibration
- Temperature variations
- Long operating periods
- Heavy machinery conditions
5.5 Compact Installation Design
The 8 mm sensing structure allows installation in limited spaces.
It is suitable for various machine designs where installation flexibility is required.
5.6 Supports Predictive Maintenance
The probe provides continuous condition information.
Benefits include:
- Reduced unexpected shutdowns
- Improved maintenance scheduling
- Increased equipment reliability
- Extended machinery service life
6. Brand Information
| Item | Description |
|---|---|
| Brand | Bently Nevada |
| Product Category | Rotating Machinery Monitoring Components |
| Main Technology | Eddy Current Vibration and Displacement Measurement |
| Main Function | Shaft Position Monitoring and Machinery Protection |
| Typical Industries | Power Generation, Petrochemical, Manufacturing, Marine, Industrial Processing |
7. Product Series Information
| Item | Description |
|---|---|
| Product Series | 3300 XL Series |
| Product Family | 3300 XL 8 mm Proximity Probe Series |
| Sensor Technology | Eddy Current Measurement Technology |
| Probe Diameter | 8 mm |
| Main Function | Shaft vibration and displacement monitoring |
| System Components | Probe + Extension Cable + Signal Processing Unit |
| Typical Applications | Turbines, Compressors, Pumps, Generators |
8. Recommended Related Models from the Same Series
| Model | Main Parameters | Dimensions | Weight (kg) | Application |
|---|---|---|---|---|
| 330905-08-13-10-12-05 | 3300 XL 8 mm proximity probe, standard configuration | Diameter 8 mm, length approx. 100 mm | 0.08 kg | General rotating machinery monitoring |
| 330905-08-13-10-02-05 | 3300 XL 8 mm proximity probe, standard signal configuration | Diameter 8 mm, length approx. 100 mm | 0.08 kg | Turbine and compressor monitoring |
| 330905-08-13-05-12-CN | 3300 XL 8 mm compact probe configuration | Diameter 8 mm, length approx. 50 mm | 0.07 kg | Limited installation space |
| 330905-07-17-05-02-05 | 3300 XL 8 mm compact proximity probe | Diameter 8 mm, length approx. 50 mm | 0.07 kg | Small rotating machinery |
| 330906-08-12-10-12-05 | Heavy-duty proximity probe configuration | Diameter 11 mm, length approx. 100 mm | 0.12 kg | Large rotating equipment |
9. Recommended Popular Models from the Same Brand
| Model | Main Parameters | Dimensions | Weight (kg) | Application |
|---|---|---|---|---|
| 330103-00-04-10-02-00 | 3300 XL 8 mm proximity probe, standard monitoring configuration | Diameter 8 mm, length approx. 100 mm | 0.08 kg | Turbine monitoring |
| 330180-50-00 | Signal processing module for proximity probe systems | Approx. 100 × 50 × 25 mm | 0.15 kg | Signal conversion |
| 330130-040-00-00 | Extension cable assembly for proximity systems | Length approx. 1 meter | 0.10 kg | Probe connection |
| 3500/42M | Four-channel vibration monitoring module | Approx. 120 × 100 × 25 mm | 0.25 kg | Machinery protection |
| 330730-040-00-00 | Flexible extension cable assembly | Length approx. 1 meter | 0.11 kg | Industrial monitoring systems |
10. Product Selection Analysis
The 330905-08-13-10-12-CN is designed for industrial applications requiring accurate shaft vibration measurement and reliable machinery protection.
The standard 100 mm probe structure provides a practical balance between installation convenience and measurement capability.
This model is especially suitable for:
- High-speed rotating machinery
- Critical production equipment
- Continuous operation systems
- Condition monitoring applications
- Predictive maintenance programs
The combination of high precision sensing, non-contact measurement, stable signal output, and industrial durability makes this product suitable for demanding operating environments.
11. Product Summary
The Bently Nevada 330905-08-13-10-12-CN is a professional 3300 XL 8 mm proximity probe designed for industrial rotating machinery monitoring.
It provides accurate shaft vibration and displacement measurement through eddy current sensing technology. The product features a compact structure, reliable signal transmission, strong environmental resistance, and long-term operating stability.
The main advantages include:
- High precision shaft displacement measurement
- Non-contact sensing technology
- Stable long-term operation
- Strong industrial durability
- Compact installation capability
- Reliable condition monitoring performance
- Effective machinery protection capability
The 330905-08-13-10-12-CN provides a reliable solution for equipment condition monitoring, fault diagnosis, and predictive maintenance applications in industrial rotating machinery.