Precision Armored Shaft Displacement Sensor for Hazardous Industrial Environments
The Bently Nevada 330102-27-46-10-02-05 3300 XL 8 mm Proximity Probe is a high-performance eddy current displacement sensor designed for continuous monitoring of critical rotating machinery. Built as part of the trusted 3300 XL 8 mm Proximity Transducer System, this probe provides accurate measurement of shaft vibration, radial displacement, and axial position for machinery protection and predictive maintenance applications.
This configuration combines a metric M10 × 1 threaded armored probe design, extended mounting geometry, and a 3.0-meter cable length for applications requiring additional installation flexibility. The 330102-27-46-10-02-05 model includes a 2.7-inch unthreaded length, 4.6-inch overall case length, miniature coaxial ClickLoc™ connector with connector protector, and CSA/ATEX/IECEx approval options, making it suitable for demanding industrial environments where reliability and hazardous-area certification are required.
Technical Specifications
| Specification | Details |
|---|
| Manufacturer | Bently Nevada |
| Model Number | 330102-27-46-10-02-05 |
| Product Type | 3300 XL 8 mm Armored Proximity Probe |
| Sensor Technology | Eddy Current Non-Contact Displacement Measurement |
| Probe Series | 3300 XL 8 mm |
| Thread Type | M10 × 1 |
| Probe Construction | Armored Probe Design |
| Unthreaded Length | 2.7 in (68.6 mm) |
| Overall Case Length | 4.6 in (116.8 mm) |
| Cable Length | 3.0 m (9.8 ft) |
| Connector Type | Miniature Coaxial ClickLoc™ Connector |
| Connector Protection | Included |
| Cable Type | Armored Standard Cable |
| Agency Approval | CSA, ATEX, IECEx |
| Probe Tip Diameter | 8 mm (0.31 in) |
| Probe Tip Material | Polyphenylene Sulfide (PPS) |
| Probe Body Material | Stainless Steel |
| Armor Material | Stainless Steel Armor |
| Measurement Range | Approximately 2 mm (80 mils) |
| Sensitivity | Approximately 200 mV/mil (7.87 V/mm) |
| Operating Temperature Range | -52 °C to +177 °C (-62 °F to +350 °F) |
| Approximate Probe Weight | 323 g/m |
| Approximate Dimensions | Ø8 mm sensing tip × 116.8 mm case length + 3 m armored cable |
Applications
The 330102-27-46-10-02-05 proximity probe is engineered for machinery condition monitoring systems where accurate displacement measurement and environmental durability are essential.
Typical applications include:
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Steam turbine shaft vibration monitoring
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Gas turbine protection systems
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Centrifugal compressor monitoring
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Generator rotor position measurement
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Large motor condition monitoring
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Industrial pump monitoring
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Gearbox vibration analysis
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Petrochemical rotating equipment
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Refinery machinery protection
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Oil and gas production facilities
When integrated with a compatible 3300 XL Extension Cable and 3300 XL Proximitor Sensor, the probe forms a complete monitoring system capable of measuring both dynamic vibration signals and static shaft position changes.
Technical FAQs
1. What is the Bently Nevada 330102-27-46-10-02-05 used for?
It is used for measuring shaft vibration, radial displacement, and axial position in rotating machinery through non-contact eddy current sensing.
2. What type of sensor technology does this probe use?
The probe uses eddy current technology, which measures changes in the distance between the probe tip and a conductive shaft surface.
3. What does the 330102 series represent?
The 330102 series identifies an armored 3300 XL 8 mm proximity probe designed for use with the 3300 XL Proximitor monitoring system.
4. What does the "27" option indicate?
The 27 option represents a 2.7-inch unthreaded length configuration.
5. What does the "46" option indicate?
The 46 option specifies a 4.6-inch overall case length.
6. What does the "10" cable option represent?
The 10 option indicates a 3.0-meter (9.8 ft) total cable length for this metric probe configuration.
7. What thread type does this probe use?
This model uses an M10 × 1 metric thread configuration.
8. Does this model include hazardous-area approvals?
Yes. The -05 suffix provides CSA, ATEX, and IECEx approval options for suitable hazardous-area installations.
9. What components are required for a complete 3300 XL system?
A complete system normally includes the proximity probe, compatible extension cable, and a 3300 XL Proximitor Sensor.
10. Why choose an armored 3300 XL proximity probe?
The armored design improves cable protection and long-term reliability in environments with mechanical stress, vibration, or difficult installation conditions.
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