Precision Engineering for Reliable Rotating Machinery Protection
The Bently Nevada 330101-00-28-05-02-05 3300 XL 8 mm Proximity Probe is a high-performance eddy current sensor designed for continuous vibration and shaft displacement monitoring in critical rotating equipment. Built on the proven 3300 XL platform, it delivers stable signal integrity, strong environmental resistance, and long-term measurement consistency in industrial applications where reliability is non-negotiable.
This probe is widely used in condition monitoring systems to support predictive maintenance strategies, helping operators detect early mechanical changes and maintain safe, efficient plant operations across power generation, oil & gas, and heavy process industries.
Technical Specifications (Including Dimensions & Weight)
| Parameter | Specification |
|---|
| Manufacturer | Bently Nevada |
| Model Number | 330101-00-28-05-02-05 |
| Series | 3300 XL |
| Probe Type | 8 mm Proximity Probe |
| Measurement Principle | Eddy Current Technology |
| Function | Shaft vibration & displacement monitoring |
| Probe Diameter | 8 mm |
| Thread Size | 3/8-24 UNF |
| Connector Type | Miniature coaxial ClickLoc |
| Cable Configuration | Standard industrial cable |
| Case Length Option | 2.8 in |
| Cable Length Option | 0.5 m (typical configuration code “05”) |
| Mounting Type | Threaded installation |
| Housing Material | Stainless steel |
| System Compatibility | 3300 XL Proximitor Systems |
| Approx. Dimensions | ~160 × 16 × 16 mm |
| Approx. Weight | ~0.32–0.60 kg |
| Operating Use | Continuous industrial machinery monitoring |
Applications
This model is widely deployed in rotating machinery protection systems where accurate real-time vibration data is essential.
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Steam turbine monitoring systems
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Gas turbine condition monitoring
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Compressor vibration protection
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Generator rotor displacement measurement
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Industrial pump monitoring systems
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Electric motor shaft vibration tracking
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Petrochemical processing equipment
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Power plant rotating assets
Its precision sensing capability helps maintenance teams detect imbalance, misalignment, and bearing degradation at an early stage.
Advantages
High Measurement Stability
Delivers consistent eddy current output for reliable vibration trend analysis and diagnostics.
Industrial-Grade Durability
Stainless steel construction ensures resistance to vibration, heat, and harsh operating conditions.
Seamless 3300 XL Integration
Designed for direct compatibility with Bently Nevada 3300 XL monitoring systems for simplified deployment.
Predictive Maintenance Ready
Enables early fault detection to reduce unexpected downtime and improve asset lifecycle management.
Proven Industrial Standard
Part of a widely adopted platform used in critical machinery protection worldwide.
Technical FAQs
1. What is the main function of this probe?
It measures shaft vibration and displacement in rotating machinery without physical contact.
2. What technology does it use?
It uses eddy current sensing technology for high-accuracy proximity measurement.
3. Which system is it compatible with?
It is designed for Bently Nevada 3300 XL Proximitor systems.
4. What does the “28-05” configuration mean?
It refers to mechanical case length and cable length options within the 3300 XL ordering structure.
5. Can it be used in continuous operation?
Yes, it is designed for continuous industrial monitoring applications.
6. What industries use this probe?
Power generation, oil & gas, petrochemical, manufacturing, and heavy industry.
7. What equipment is typically monitored?
Turbines, compressors, pumps, motors, and generators.
8. Is it suitable for harsh environments?
Yes, its stainless steel housing supports demanding industrial conditions.
9. Does it support predictive maintenance?
Yes, it is commonly used in condition-based maintenance systems.
10. Why is the 3300 XL series widely used?
Because it offers high reliability, stable performance, and proven compatibility in machinery protection systems.
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