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- Bently Nevada
- 330703-000-110-10-02-00
- 3300 XL 11 mm Proximity Probe
- USA
- 1 meter
- 0.07 kg
- Xiamen, China
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Product Overview
The Bently Nevada 330703-000-110-10-02-00 3300 XL 11 mm Proximity Probe is a precision non-contact displacement sensor designed for continuous monitoring, machinery protection, and predictive maintenance applications in critical rotating equipment.
As part of the 3300 XL 11 mm Proximity Probe family, this model provides accurate measurement of shaft vibration, radial displacement, and axial position. The probe uses proven eddy current sensing technology to detect changes in the distance between the probe tip and the rotating shaft surface without physical contact, ensuring stable performance in demanding industrial environments.
The 330703-000-110-10-02-00 features a 110 mm case length and a 1-meter total cable length, providing additional installation flexibility for machinery requiring extended probe body dimensions. With a lightweight structure of 0.07 kg, this proximity probe offers convenient installation, reliable signal transmission, and long-term operational stability.
This sensor is widely used in machinery protection systems where accurate shaft monitoring is required to improve equipment reliability and reduce unexpected failures.
Typical applications include:
- Steam turbine vibration monitoring
- Gas turbine protection systems
- Centrifugal compressor monitoring
- Generator shaft displacement measurement
- Pump and motor condition monitoring
- Rotating equipment diagnostics
- Industrial predictive maintenance systems
Technical Specifications
| Parameter | Description |
|---|---|
| Manufacturer | Bently Nevada |
| Model | 330703-000-110-10-02-00 |
| Product Type | 3300 XL 11 mm Proximity Probe |
| Series | 3300 XL |
| Measurement Technology | Eddy current non-contact sensing |
| Probe Type | Shaft displacement monitoring sensor |
| Case Length | 110 mm |
| Total Cable Length | 1 meter |
| Connector Type | Miniature coaxial connector |
| Cable Configuration | Standard cable |
| Weight | 0.07 kg |
| Application | Shaft vibration and position monitoring |
Working Principle
The Bently Nevada 330703-000-110-10-02-00 Proximity Probe operates using eddy current displacement measurement technology.
During operation, the probe generates a high-frequency electromagnetic field through its sensing tip. When the rotating shaft moves relative to the probe, the gap between the shaft and the sensor changes. These changes affect the electromagnetic field and are converted into electrical signals representing shaft displacement and vibration conditions.
The measurement process includes:
- The probe generates an electromagnetic sensing field.
- The rotating shaft changes the probe-to-shaft distance.
- The sensor detects electromagnetic field variations.
- The system converts these changes into displacement signals.
- The monitoring system analyzes equipment operating conditions.
Because the probe operates without physical contact with rotating components, it minimizes mechanical wear and provides stable continuous monitoring.
Main Features
1. High-Precision Shaft Displacement Monitoring
The 330703-000-110-10-02-00 provides accurate monitoring of shaft movement and vibration behavior.
Key advantages:
- High measurement accuracy
- Continuous online monitoring
- Stable signal output
- Reliable fault detection capability
The probe helps maintenance teams identify abnormal machine conditions early and improve maintenance efficiency.
2. 3300 XL 11 mm Probe Technology
The 11 mm sensing design provides reliable measurement performance for critical rotating machinery.
Benefits:
- Accurate shaft position measurement
- Stable vibration monitoring
- Suitable for industrial equipment
- Reliable operation in harsh environments
This technology is commonly applied in machinery protection and condition monitoring systems.
3. 110 mm Case Length Design
The 110 mm case length provides increased flexibility for mechanical installation requirements.
Advantages:
- Suitable for different mounting arrangements
- Improved installation adaptability
- Flexible probe positioning
- Reliable mechanical integration
The extended probe body design allows engineers to adapt installation according to equipment structure and available space.
4. Compact 1-Meter Cable Configuration
The 1-meter total cable length provides a practical solution for close-distance monitoring installations.
Advantages:
- Simple cable routing
- Reduced installation complexity
- Compact monitoring system layout
- Convenient maintenance access
This configuration is suitable for machinery where monitoring electronics are installed near the sensor location.
5. Non-Contact Eddy Current Sensing
The non-contact measurement principle provides several operational benefits:
- No direct contact with rotating shafts
- Reduced mechanical wear
- Extended service life
- Reliable continuous measurement
This makes the probe suitable for high-speed rotating machinery and critical industrial applications.
Industrial Applications
Steam Turbine Monitoring
Steam turbines require accurate shaft monitoring to maintain safe and stable operation.
Applications include:
- Rotor vibration measurement
- Shaft displacement monitoring
- Bearing condition evaluation
- Turbine protection systems
Gas Turbine Protection
Gas turbines operate under demanding conditions and require reliable monitoring solutions.
Applications:
- Rotor position measurement
- Vibration analysis
- Mechanical fault detection
- Equipment protection
Compressor Condition Monitoring
Industrial compressors rely on accurate shaft measurement for stable operation.
Applications:
- Shaft displacement monitoring
- Rotor movement analysis
- Vibration trend monitoring
- Predictive maintenance programs
Pumps and Motors
The proximity probe supports condition monitoring of rotating equipment.
Applications:
- Pump shaft monitoring
- Motor vibration measurement
- Equipment health evaluation
- Maintenance optimization
Power Generation Equipment
The probe is suitable for critical rotating machinery in power generation facilities.
Applications:
- Generator monitoring
- Turbine protection
- Rotor displacement measurement
- Machinery reliability improvement
Installation Guide
Mechanical Installation
Recommended installation procedure:
- Verify the Bently Nevada 330703-000-110-10-02-00 model.
- Inspect the mounting location and mechanical condition.
- Install the probe with correct alignment.
- Adjust the probe gap according to equipment requirements.
- Secure the probe assembly.
- Confirm mechanical stability.
Proper installation ensures accurate vibration and displacement measurement.
Electrical Connection
Before electrical connection:
- Inspect the 1-meter cable condition.
- Verify connector compatibility.
- Confirm monitoring system requirements.
- Ensure proper grounding.
Recommended installation practices:
- Avoid excessive cable bending.
- Keep cables away from electromagnetic interference sources.
- Protect connectors from contamination.
- Verify stable signal output after installation.
Commissioning Procedure
Recommended commissioning steps:
- Install the proximity probe correctly.
- Connect the probe to the monitoring system.
- Verify signal output.
- Check probe gap adjustment.
- Confirm shaft displacement readings.
- Test vibration monitoring functions.
- Verify alarm and protection settings.
Proper commissioning ensures reliable machinery protection performance.
Common Faults and Troubleshooting
| Fault Symptom | Possible Cause | Recommended Solution |
|---|---|---|
| No signal output | Cable connection problem | Check cable and connector |
| Incorrect displacement reading | Incorrect probe gap | Adjust probe position |
| Signal fluctuation | Electrical interference | Improve cable routing |
| Unstable measurement | Probe contamination or damage | Inspect sensor condition |
| False vibration alarm | Actual machinery abnormality | Check equipment operation |
| Sensor failure | Internal probe fault | Replace the probe |
Maintenance Recommendations
To maintain reliable operation:
- Inspect probe installation regularly
- Check cable condition
- Verify connector integrity
- Monitor vibration trends
- Keep mounting areas clean
- Perform periodic system inspections
Regular maintenance helps improve equipment reliability and reduces unexpected downtime.
Advantages of Bently Nevada 330703-000-110-10-02-00 Proximity Probe
- High-precision shaft displacement measurement
- Non-contact eddy current sensing technology
- 110 mm case length design
- Compact 1-meter cable configuration
- Lightweight industrial construction
- Reliable vibration monitoring
- Stable signal transmission
- Flexible installation capability
- Suitable for critical rotating machinery
- Supports predictive maintenance strategies
Frequently Asked Questions
What is Bently Nevada 330703-000-110-10-02-00?
The Bently Nevada 330703-000-110-10-02-00 is a 3300 XL 11 mm Proximity Probe designed for non-contact shaft vibration and displacement monitoring.
What is the main function of this proximity probe?
It measures shaft displacement, vibration, and position changes to help protect critical rotating machinery.
Where is this proximity probe used?
It is commonly used in turbines, compressors, generators, pumps, motors, and other industrial rotating equipment.
What is the total cable length of 330703-000-110-10-02-00?
The total cable length is 1 meter.
Conclusion
The Bently Nevada 330703-000-110-10-02-00 3300 XL 11 mm Proximity Probe is a reliable solution for industrial machinery condition monitoring and protection.
With accurate non-contact displacement measurement, a 110 mm case length, 1-meter cable configuration, and lightweight industrial design, this proximity probe provides dependable performance for critical rotating equipment.
The 330703-000-110-10-02-00 helps improve machine reliability, reduce unexpected failures, optimize maintenance strategies, and support advanced predictive maintenance programs in modern industrial facilities.