Reliable High-Accuracy Eddy Current Sensing for Critical Machinery Protection
The Bently Nevada 330103-00-07-10-02-05 3300 XL 8 mm Proximity Probe is a precision-engineered non-contact measurement device designed for continuous monitoring of shaft vibration and displacement in rotating industrial machinery. As part of the proven 3300 XL proximity transducer system, this probe delivers stable signal integrity, high measurement accuracy, and long-term operational reliability in harsh industrial environments.
This configuration typically features a 70 mm probe case length, 1.0-meter cable assembly, and CSA/ATEX/IECEx-approved options, making it suitable for global industrial installations where compliance, safety, and performance consistency are essential.
Built for turbines, compressors, pumps, motors, and generators, this probe is widely used in predictive maintenance programs that prioritize uptime, asset protection, and operational efficiency.
Technical Specifications
| Parameter | Specification |
|---|
| Manufacturer | Bently Nevada |
| Model Number | 330103-00-07-10-02-05 |
| Series | 3300 XL |
| Probe Type | 8 mm Eddy Current Proximity Probe |
| Thread Size | M10 × 1 |
| Case Length | 70 mm |
| Unthreaded Length | 0 mm |
| Cable Length | 1.0 meter |
| Connector Type | Miniature coaxial ClickLoc connector |
| Cable Type | Standard industrial cable |
| Measurement Principle | Eddy current non-contact sensing |
| Sensitivity | ~200 mV/mil |
| Frequency Response | DC to 10 kHz |
| Housing Material | Stainless steel (industrial grade) |
| Probe Tip Material | PPS (Polyphenylene sulfide) |
| Operating Temperature | –52°C to +177°C |
| Certifications | CSA, ATEX, IECEx |
| Approx. Weight | ~0.32 kg |
Applications
This probe is widely deployed in industrial condition monitoring systems where continuous vibration and displacement tracking is critical:
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Steam turbine shaft vibration monitoring
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Gas turbine rotor displacement measurement
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Centrifugal compressor protection systems
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Industrial pump condition monitoring
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Generator bearing vibration analysis
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Oil & gas rotating equipment systems
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Petrochemical processing machinery
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Power plant reliability systems
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Gearbox health diagnostics
Its robust signal stability makes it especially suitable for mission-critical rotating assets operating under variable load conditions.
Key Advantages
High-Precision Measurement Stability
Delivers accurate and repeatable shaft vibration readings essential for early fault detection.
Industrial-Grade Construction
Stainless steel housing and PPS sensing tip ensure durability in high-temperature and corrosive environments.
Global Compliance Options
Available with CSA, ATEX, and IECEx approvals for international industrial use.
Strong Signal Integrity
The 3300 XL architecture ensures stable output even in electrically noisy industrial environments.
Predictive Maintenance Ready
Supports advanced monitoring strategies that help reduce unexpected downtime and maintenance costs.
Technical FAQs
1. What does this proximity probe measure?
It measures shaft vibration, displacement, and position using eddy current technology.
2. What is the cable length?
This version uses a 1.0-meter integrated cable.
3. What is the probe size?
It is an 8 mm diameter proximity probe.
4. What industries use it most?
Power generation, oil & gas, petrochemical, and heavy manufacturing.
5. Is it suitable for turbines?
Yes, it is commonly installed on steam and gas turbines.
6. What is the mounting thread?
M10 × 1 standard industrial thread.
7. What is the sensing principle?
Non-contact eddy current measurement.
8. Can it operate in harsh environments?
Yes, it is designed for high temperature, vibration, and industrial exposure.
9. Does it support global certifications?
Yes, including CSA, ATEX, and IECEx options.
10. Why use non-contact sensing?
It avoids mechanical wear while enabling continuous real-time monitoring.
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