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- Bently Nevada
- 330704-000-030-50-02-00
- 3300 XL 11 mm Proximity Probe
- USA
- 5 meters
- 0.73 kg
- Xiamen, China
- New & In Stock
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Product Overview
The Bently Nevada 330704-000-030-50-02-00 3300 XL 11 mm Proximity Probe is a high-precision industrial sensor designed for accurate shaft displacement measurement and vibration monitoring in critical rotating machinery applications.
As part of the 3300 XL 11 mm Proximity Probe series, this model provides reliable non-contact measurement of shaft movement, radial vibration, and mechanical position changes. The probe uses advanced eddy current sensing technology to detect variations in the gap between the probe tip and the rotating shaft surface, providing stable measurement signals for machinery protection and condition monitoring systems.
The 330704-000-030-50-02-00 model features a 5-meter total length configuration, making it suitable for installations requiring additional distance between the rotating equipment and monitoring system. The extended length design provides flexibility for large industrial equipment layouts while maintaining reliable measurement performance.
With a weight of 0.73 kg, this proximity probe is designed for industrial applications requiring stable operation, accurate monitoring, and long-term reliability.
Typical applications include:
- Steam turbine vibration monitoring
- Gas turbine protection systems
- Large compressor monitoring
- Generator shaft displacement measurement
- Motor condition monitoring
- Industrial rotating machinery protection
Technical Specifications
| Parameter | Description |
|---|---|
| Manufacturer | Bently Nevada |
| Model | 330704-000-030-50-02-00 |
| Product Series | 3300 XL 11 mm Proximity Probe |
| Product Type | Proximity Probe |
| Measurement Function | Shaft displacement and vibration monitoring |
| Sensor Technology | Eddy Current Sensing |
| Probe Diameter | 11 mm |
| Total Length | 5 Meters |
| Weight | 0.73 kg |
| Installation Type | Industrial proximity sensor installation |
| Application | Rotating machinery condition monitoring |
Working Principle
The Bently Nevada 330704-000-030-50-02-00 Proximity Probe works based on eddy current sensing technology, allowing precise measurement without physical contact with the rotating shaft.
The measurement process includes:
- The probe generates an electromagnetic field near the shaft surface.
- The shaft position affects the electromagnetic field according to the measurement gap.
- The probe detects changes caused by shaft displacement and vibration.
- The sensor converts these changes into electrical signals.
- The monitoring system analyzes vibration and position data.
This non-contact measurement method provides excellent reliability for high-speed rotating machinery by reducing mechanical wear and maintaining stable measurement performance.
Main Features
1. Extended 5-Meter Length Design
The 5-meter total length configuration provides installation flexibility for large machinery systems.
Advantages:
- Suitable for larger equipment layouts
- Supports remote monitoring installation
- Flexible cable routing
- Easier integration into existing protection systems
The extended length design allows installation where monitoring modules are located away from the machine.
2. High-Accuracy Shaft Displacement Measurement
The 330704-000-030-50-02-00 provides precise shaft movement detection.
Key advantages:
- Accurate displacement measurement
- Reliable vibration monitoring
- Stable signal output
- Continuous machine condition feedback
Accurate monitoring helps identify mechanical problems before equipment damage occurs.
3. Reliable 3300 XL 11 mm Proximity Technology
The probe is designed for demanding industrial applications.
Main benefits:
- Stable measurement performance
- High signal reliability
- Long operating life
- Suitable for continuous machinery monitoring
The 3300 XL 11 mm series provides dependable performance for critical rotating equipment.
4. Non-Contact Measurement Capability
The probe measures shaft movement without direct contact.
Benefits:
- Reduced mechanical wear
- Improved measurement stability
- Suitable for high-speed machinery
- Lower maintenance requirements
5. Supports Machinery Protection Systems
The proximity probe provides essential monitoring information.
Monitoring functions include:
- Shaft vibration detection
- Rotor position measurement
- Mechanical condition analysis
- Predictive maintenance support
Industrial Applications
Turbine Monitoring Systems
The Bently Nevada 330704-000-030-50-02-00 is widely used in turbine protection systems.
Applications:
- Rotor vibration measurement
- Shaft displacement monitoring
- Turbine condition analysis
- Equipment protection
Reliable sensor data helps maintain safe turbine operation.
Compressor Condition Monitoring
Large compressors require accurate vibration monitoring.
Applications:
- Rotor movement detection
- Shaft position measurement
- Vibration trend analysis
- Mechanical fault diagnosis
The 5-meter configuration supports flexible compressor installation requirements.
Generator Monitoring Applications
Industrial generators require continuous shaft condition monitoring.
Applications:
- Rotor vibration analysis
- Mechanical movement detection
- Equipment reliability improvement
- Protection system integration
Industrial Pump and Motor Monitoring
The proximity probe can be applied to various rotating machines.
Applications:
- Shaft movement monitoring
- Equipment health evaluation
- Preventive maintenance
- Failure risk reduction
Installation Guide
Mechanical Installation
Recommended installation steps:
- Confirm the Bently Nevada 330704-000-030-50-02-00 model.
- Check the mounting location and installation requirements.
- Clean the installation surface.
- Install the proximity probe securely.
- Adjust the probe position correctly.
- Verify mechanical stability.
Correct installation ensures accurate measurement results.
Electrical Installation
Before connection:
- Disconnect system power.
- Inspect the 5-meter cable condition.
- Verify connectors.
- Confirm monitoring system compatibility.
Installation steps:
- Connect the probe cable.
- Secure all connection points.
- Verify signal continuity.
- Connect to the monitoring system.
- Confirm stable signal transmission.
Proper electrical installation improves monitoring reliability.
Calibration and Setup
Recommended calibration steps:
- Install the probe at the correct measurement location.
- Adjust probe clearance.
- Verify signal output.
- Configure monitoring parameters.
- Confirm stable readings.
Proper calibration ensures accurate vibration and displacement measurement.
Commissioning Procedure
Recommended commissioning steps:
- Inspect mechanical installation.
- Check cable routing and connections.
- Confirm monitoring system communication.
- Test sensor output signals.
- Verify machine vibration values.
- Confirm alarm functions.
Proper commissioning ensures effective machinery protection.
Common Faults and Troubleshooting
| Fault Symptom | Possible Cause | Recommended Solution |
|---|---|---|
| No output signal | Cable connection issue | Check probe cable connections |
| Incorrect vibration reading | Incorrect probe gap | Adjust probe clearance |
| Signal fluctuation | Electrical interference | Improve cable routing |
| Signal loss | Cable damage | Inspect or replace cable |
| False alarm | Incorrect monitoring parameters | Review system settings |
| Probe failure | Sensor damage | Replace proximity probe |
Maintenance Recommendations
To maintain reliable performance:
- Inspect probe mounting regularly
- Check the extended cable condition
- Monitor vibration trends
- Verify probe clearance
- Inspect connectors
- Perform regular machinery inspections
Routine maintenance improves sensor reliability and extends service life.
Advantages of Bently Nevada 330704-000-030-50-02-00 3300 XL 11 mm Proximity Probe
- High-precision shaft displacement measurement
- Reliable vibration monitoring
- Extended 5-meter installation capability
- Non-contact sensing technology
- Suitable for large rotating equipment
- Stable signal performance
- Supports predictive maintenance
- Long-term industrial reliability
Frequently Asked Questions
What is Bently Nevada 330704-000-030-50-02-00?
The Bently Nevada 330704-000-030-50-02-00 3300 XL 11 mm Proximity Probe is an industrial sensor used for shaft displacement and vibration monitoring.
What is the main function of this proximity probe?
It detects shaft movement and vibration changes to support machinery protection and condition monitoring.
Why does this model use a 5-meter length?
The 5-meter configuration allows flexible installation when monitoring equipment is located farther from the rotating machinery.
Where is this model commonly used?
It is commonly used in turbines, compressors, generators, motors, pumps, and other critical rotating equipment.
What is the weight of this proximity probe?
The weight is 0.73 kg.
Conclusion
The Bently Nevada 330704-000-030-50-02-00 3300 XL 11 mm Proximity Probe is a reliable solution for industrial rotating machinery monitoring applications requiring extended installation distance and accurate vibration measurement.
With precise shaft displacement detection, 5-meter cable flexibility, stable signal performance, and strong industrial reliability, it helps improve equipment protection, reduce downtime risks, and support predictive maintenance strategies.
The Bently Nevada 330704-000-030-50-02-00 is an ideal choice for critical machinery applications requiring dependable condition monitoring and long-term operational stability.