Optimized for Reliable Machinery Condition Monitoring
The Bently Nevada 330103-05-10-10-12-RU 3300 XL 8 mm Proximity Probe is a premium non-contact eddy current sensor developed for precise measurement of shaft vibration, radial displacement, and axial position in critical rotating equipment. As part of the renowned 3300 XL 8 mm Proximity Transducer System, this probe delivers outstanding measurement accuracy, excellent thermal stability, and dependable long-term performance in demanding industrial environments. It integrates seamlessly with compatible 3300 XL Proximitor® Sensors and extension cables, providing a complete solution for predictive maintenance and machinery protection.
This model features an M10 × 1 metric thread, 50 mm unthreaded length, 100 mm overall case length, 1.0-meter FluidLoc® cable, Miniature Coaxial ClickLoc™ connector, and the RU regional approval option. The FluidLoc® cable technology is designed to minimize fluid migration through the cable assembly, helping improve long-term reliability in oil & gas, petrochemical, and power generation applications.
Technical Specifications
| Parameter | Specification |
|---|
| Manufacturer | Bently Nevada |
| Model | 330103-05-10-10-12-RU |
| Product Type | 3300 XL 8 mm Proximity Probe |
| Series | 3300 XL |
| Probe Diameter | 8 mm |
| Thread Type | M10 × 1 Metric |
| Probe Configuration | Without Armor |
| Unthreaded Length | 50 mm |
| Overall Case Length | 100 mm |
| Total Cable Length | 1.0 m (3.3 ft) |
| Connector Type | Miniature Coaxial ClickLoc™ Connector |
| Cable Type | FluidLoc® Cable |
| Approval Option | RU Regional Approval |
| Probe Housing Material | AISI 303/304 Stainless Steel |
| Probe Tip Material | Polyphenylene Sulfide (PPS) |
| Linear Measurement Range | 2.0 mm (80 mils) |
| Sensitivity | 7.87 V/mm (200 mV/mil) |
| Operating Temperature | -52°C to +177°C |
| Storage Temperature | -52°C to +177°C |
| Dimensions | 100 mm Probe Case Length; 1.0 m Cable Length |
| Approximate Weight | 0.323 kg |
Typical Applications
The 330103-05-10-10-12-RU is designed for continuous condition monitoring of high-value rotating assets in industries where equipment reliability is essential.
Typical applications include:
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Steam turbine monitoring
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Gas turbine protection
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Centrifugal compressors
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Industrial pumps
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High-speed electric motors
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Gearbox vibration monitoring
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Power generation plants
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Oil and gas processing facilities
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Petrochemical production units
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Chemical processing plants
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Mining equipment
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Pulp and paper manufacturing
Key Advantages
Designed to support modern predictive maintenance strategies, this proximity probe combines precision sensing with rugged industrial construction.
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High-accuracy non-contact shaft vibration and displacement measurement
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FluidLoc® cable technology reduces fluid migration for enhanced durability
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50 mm unthreaded section provides greater installation flexibility
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Compact 100 mm probe body for versatile mounting options
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Rugged stainless-steel housing resists corrosion and harsh environments
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Stable performance across wide operating temperature ranges
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Reliable ClickLoc™ connector ensures secure signal transmission
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Fully compatible with 3300 XL monitoring systems
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Helps improve equipment reliability and maximize uptime
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Ideal for continuous operation in mission-critical applications
Technical FAQs
1. What is the primary function of this proximity probe?
It continuously measures shaft vibration, radial displacement, and axial position without contacting the rotating surface, enabling effective machinery protection.
2. What are the probe dimensions?
This configuration features a 50 mm unthreaded length and a 100 mm overall case length, providing flexibility for various installation requirements.
3. What cable is supplied with this model?
The probe includes a 1.0-meter FluidLoc® cable equipped with a Miniature Coaxial ClickLoc™ connector.
4. What are the advantages of the FluidLoc® cable?
FluidLoc® technology helps prevent oil and moisture from migrating through the cable, improving long-term reliability in harsh industrial environments.
5. What does the RU suffix indicate?
The RU designation identifies a regional approval configuration supplied for specific market requirements.
6. Which materials are used in the probe construction?
The housing is manufactured from AISI 303/304 stainless steel, while the sensing tip is made from durable Polyphenylene Sulfide (PPS) for excellent mechanical and thermal performance.
7. What systems is this probe compatible with?
It is designed for use with 3300 XL extension cables, 3300 XL Proximitor® Sensors, and compatible Bently Nevada machinery monitoring systems.
8. What is the linear measurement range?
The standard 3300 XL 8 mm system provides a 2.0 mm (80 mil) linear measurement range with high measurement accuracy.
9. What operating temperature range does the probe support?
The probe is rated for continuous operation from -52°C to +177°C, making it suitable for demanding industrial applications.
10. Why is the 3300 XL 8 mm Series widely trusted?
The 3300 XL Series is recognized for its API 670 compliance, excellent interchangeability, rugged construction, and proven reliability in monitoring critical rotating machinery.
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