Industrial-Grade Precision Monitoring for Critical Rotating Equipment
The Bently Nevada 330103-00-07-10-12-05 3300 XL 8 mm Proximity Probe is a high-reliability eddy current sensor designed for continuous, non-contact measurement of shaft vibration and position in industrial machinery. As part of the proven 3300 XL proximity transducer system, this model delivers stable signal output, strong environmental resistance, and long-term measurement consistency in demanding operating conditions.
This configuration is typically specified with a 70 mm case length, 1.0-meter integral cable, and FluidLoc-style cable/connector design, providing enhanced protection against moisture, oil exposure, and industrial contaminants. It is widely used in turbine, compressor, pump, and generator monitoring systems where reliability and precision are essential for predictive maintenance programs.
Technical Specifications
| Parameter | Details |
|---|
| Manufacturer | Bently Nevada |
| Model Number | 330103-00-07-10-12-05 |
| 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 Design | FluidLoc / sealed industrial variant |
| Measurement Principle | Eddy current non-contact sensing |
| Typical Sensitivity | 200 mV/mil (7.87 V/mm) |
| 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 |
| System Compatibility | 3300 XL Proximitor + extension cable system |
| Approx. Weight | ~0.32 kg |
Applications
The 330103-00-07-10-12-05 proximity probe is widely deployed in condition monitoring systems for rotating machinery across heavy industries:
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Steam turbine vibration monitoring
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Gas turbine shaft displacement measurement
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Centrifugal compressor protection systems
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Industrial pump condition monitoring
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Generator rotor vibration analysis
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Oil & gas rotating equipment systems
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Petrochemical processing machinery
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Power generation plants
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Gearbox and bearing health diagnostics
Its sealed cable configuration improves resistance to industrial contaminants, making it suitable for harsh environments.
Key Advantages
Stable Non-Contact Measurement
Delivers accurate shaft vibration and displacement data without physical contact, reducing wear and improving long-term stability.
FluidLoc Cable Protection Design
Enhanced sealing structure improves resistance to oil, moisture, and contamination in industrial environments.
Rugged Industrial Construction
Stainless steel housing and PPS probe tip ensure durability under vibration, heat, and mechanical stress.
Seamless System Integration
Fully compatible with Bently Nevada 3300 XL Proximitor systems and extension cables for easy deployment.
Predictive Maintenance Ready
Supports continuous monitoring strategies that help detect early mechanical issues and reduce unplanned downtime.
Technical FAQs
1. What does this probe measure?
It measures shaft vibration, displacement, and position using eddy current technology.
2. What is the cable length?
It comes with a 1.0-meter integral cable.
3. What is the probe size?
It is an 8 mm diameter proximity probe.
4. What does the “12” code indicate?
It typically refers to a FluidLoc-style sealed cable/connector configuration for improved environmental protection.
5. What industries use this model?
Power generation, oil & gas, petrochemical, and heavy manufacturing industries.
6. Is it suitable for turbine applications?
Yes, it is commonly used in steam and gas turbine monitoring systems.
7. What is the sensing principle?
Non-contact eddy current measurement.
8. What is the operating temperature range?
Approximately –52°C to +177°C.
9. Is it compatible with 3300 XL systems?
Yes, it is designed for full 3300 XL transducer system integration.
10. Why is FluidLoc design important?
It improves protection against contamination and extends service reliability in harsh environments.
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