Built for Accurate and Continuous Shaft Condition Monitoring
The Bently Nevada 330101-23-41-10-02-05 3300 XL 8 mm Proximity Probe is a high-performance non-contact eddy-current sensor designed for precise shaft vibration, displacement, and position measurement in rotating machinery. As part of the industry-proven 3300 XL 8 mm Proximity Transducer System, this probe delivers excellent linearity, dependable long-term stability, and outstanding resistance to demanding industrial operating conditions. It is widely used in machinery protection systems where reliable vibration monitoring is essential for maximizing equipment availability and reducing maintenance costs.
This model features a 2.3 in. (58.4 mm) unthreaded length, a 4.1 in. (104.1 mm) overall case length, a 1.0 m (3.3 ft) standard integrated cable, a Miniature ClickLoc™ coaxial connector, and CSA, ATEX, and IECEx hazardous-area approvals. The optimized probe configuration allows seamless integration with compatible 3300 XL Proximitor Sensors and 3300 XL Extension Cables, providing accurate measurements and reliable machine protection throughout the equipment lifecycle.
Product Specifications
| Specification | Details |
|---|
| Manufacturer | Bently Nevada |
| Model Number | 330101-23-41-10-02-05 |
| Product Type | 3300 XL 8 mm Proximity Probe |
| Series | 3300 XL 8 mm Proximity Transducer System |
| Measurement Technology | Non-contact Eddy Current |
| Probe Diameter | 8 mm |
| Thread Size | 3/8-24 UNF |
| Unthreaded Length | 2.3 in. (58.4 mm) |
| Overall Case Length | 4.1 in. (104.1 mm) |
| Integrated Cable Length | 1.0 m (3.3 ft) |
| Cable Type | Standard FEP Cable |
| Connector Type | Miniature ClickLoc™ Coaxial Connector |
| Linear Measurement Range | 2.0 mm (80 mils) |
| Sensitivity | 7.87 V/mm (200 mV/mil) ±5% |
| Frequency Response | 0 Hz to 10 kHz |
| Operating Temperature | -51°C to +177°C (-60°F to +351°F) |
| Agency Approvals | CSA, ATEX, IECEx |
| Dimensions | Approx. Ø8 mm × 104.1 mm |
| Approximate Net Weight | 0.30 kg |
| Approximate Shipping Weight | 0.52 kg |
Ideal Applications
The 330101-23-41-10-02-05 is engineered for demanding industrial environments requiring continuous vibration and shaft position monitoring.
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 process pumps
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Electric motors
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Power generators
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High-speed gearboxes
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Fans and blowers
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Petrochemical processing facilities
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Oil & gas production platforms
Its rugged construction and hazardous-area certifications make it suitable for installations where reliable machine condition monitoring is critical for safe and efficient plant operation.
Technical FAQs
1. What is the primary function of this proximity probe?
It measures shaft vibration, shaft displacement, and shaft position using advanced non-contact eddy-current sensing technology.
2. Which transducer system is this model designed for?
It is specifically designed for the Bently Nevada 3300 XL 8 mm Proximity Transducer System.
3. What does the "23" option indicate?
The 23 option specifies a 2.3-inch (58.4 mm) unthreaded probe length for greater installation flexibility.
4. What is the overall case length?
The probe has a 4.1-inch (104.1 mm) overall case length.
5. What cable length is included?
This configuration includes a 1.0-meter (3.3-foot) factory-installed standard cable.
6. Which connector does the probe use?
It is equipped with a Miniature ClickLoc™ coaxial connector for dependable electrical performance and easy installation.
7. Does this model support hazardous-area installations?
Yes. The Option 05 configuration includes CSA, ATEX, and IECEx approvals for qualified hazardous locations.
8. Which equipment commonly uses this probe?
It is widely installed on turbines, compressors, motors, generators, pumps, and other critical rotating machinery.
9. Does this probe require additional system components?
Yes. It operates with a compatible 3300 XL Proximitor Sensor and, when required, a matching extension cable to complete the transducer system.
10. Is this probe suitable for continuous online monitoring?
Yes. It is specifically engineered for permanent installation in machinery protection and predictive maintenance systems operating around the clock.
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