Premium Metric Proximity Probe for Critical Rotating Machinery
The Bently Nevada 330104-00-25-50-02-05 3300 XL 8 mm Proximity Probe is a high-precision non-contact eddy current sensor designed to deliver reliable shaft vibration, shaft position, and radial displacement measurements in demanding industrial environments. As part of the proven 3300 XL 8 mm Proximity Transducer System, this metric probe combines exceptional measurement accuracy with rugged construction to support machinery protection and predictive maintenance programs across a wide range of industries.
This configuration features an M10 × 1 metric threaded probe, a 250 mm overall case length, a 5.0-meter integral cable, and a Miniature Coaxial ClickLoc™ connector for secure electrical connectivity. The -05 agency approval option includes CSA, ATEX, and IECEx certifications, making the probe suitable for hazardous-area installations where operational safety and long-term reliability are essential. Its armored cable and corrosion-resistant stainless-steel housing ensure dependable performance even under harsh operating conditions.
Technical Specifications
| Specification | Details |
|---|
| Manufacturer | Bently Nevada |
| Product Series | 3300 XL |
| Product Type | 8 mm Proximity Probe (Metric) |
| Model Number | 330104-00-25-50-02-05 |
| Measurement Technology | Eddy Current, Non-Contact |
| Probe Diameter | 8 mm |
| Thread Type | M10 × 1 Metric |
| Probe Construction | Armored |
| Unthreaded Length | 0 mm |
| Overall Case Length | 250 mm |
| Integral Cable Length | 5.0 m (16.4 ft) |
| Connector Type | Miniature Coaxial ClickLoc™ Connector |
| Cable Type | Standard Armored Cable |
| Housing Material | Stainless Steel |
| Probe Tip Material | Polyphenylene Sulfide (PPS) |
| Mounting Method | Threaded Installation |
| Hazardous Area Approval | CSA / ATEX / IECEx |
| Dimensions | Probe Diameter: 8 mm; Overall Case Length: 250 mm; Cable Length: 5.0 m |
| Weight | Approximately 0.55 kg |
Typical Applications
The 330104-00-25-50-02-05 proximity probe is designed for continuous online monitoring of rotating machinery where accurate shaft movement data is essential for maintaining safe and efficient plant operations.
Typical applications include:
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Steam turbines
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Gas turbines
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Centrifugal compressors
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Industrial pumps
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Electric motors
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High-speed gearboxes
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Process fans and blowers
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Hydroelectric generators
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Petrochemical production facilities
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Oil and gas processing plants
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Power generation stations
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Machinery protection and condition monitoring systems
Product Advantages
Designed for mission-critical applications, this 3300 XL proximity probe offers excellent durability, dependable measurement performance, and easy integration into existing monitoring systems.
Key benefits include:
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High-resolution non-contact shaft vibration and displacement measurement
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Extended 5-meter armored cable for flexible installation layouts
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M10 × 1 metric thread compatible with metric equipment
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Corrosion-resistant stainless-steel housing for extended service life
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Stable signal transmission with outstanding repeatability
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Secure ClickLoc™ connector for fast installation and maintenance
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Certified for hazardous-area applications (CSA, ATEX, IECEx)
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Fully compatible with 3300 XL 8 mm transducer systems
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Supports predictive maintenance and asset reliability programs
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Helps reduce unexpected downtime and maintenance expenses
Technical FAQs
1. What is the primary purpose of this proximity probe?
It continuously measures shaft vibration, shaft position, and radial displacement without contacting the rotating shaft, enabling accurate machinery condition monitoring.
2. Is this a metric configuration?
Yes. This model features an M10 × 1 metric threaded probe, making it suitable for machinery designed with metric mounting standards.
3. What is the overall case length?
The probe has an overall case length of 250 mm.
4. How long is the integral cable?
This configuration includes a 5.0-meter (16.4-foot) armored integral cable for applications requiring extended cable routing.
5. What connector is supplied with the probe?
The probe is equipped with a Miniature Coaxial ClickLoc™ connector, ensuring secure electrical connections and simplified maintenance.
6. Is this model approved for hazardous locations?
Yes. The -05 suffix indicates CSA, ATEX, and IECEx hazardous-area approvals, allowing installation in certified hazardous environments.
7. Does the probe include an armored cable?
Yes. The stainless-steel armored cable provides enhanced protection against abrasion, vibration, and mechanical damage.
8. Which industries commonly use this product?
It is widely installed in oil & gas, petrochemical, power generation, mining, marine, pulp and paper, and other heavy industrial sectors.
9. What sensing technology does it utilize?
The probe uses advanced eddy current sensing technology to provide highly accurate, repeatable, non-contact measurements of conductive shaft surfaces.
10. Why is the 3300 XL series trusted worldwide?
The 3300 XL series is recognized for its measurement accuracy, rugged construction, long-term reliability, and excellent compatibility with industrial machinery protection systems.
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