



Product Introduction
The Bently Nevada 330101-00-40-05-02-05 3300 XL 8 mm Proximity Probe is a precision eddy-current sensor engineered for the 3300 XL 8 mm Proximity Transducer System. Designed for continuous shaft vibration and position measurement, this probe delivers reliable performance, excellent measurement accuracy, and outstanding long-term stability in demanding rotating machinery applications.
This model features a 4.0 in. (101.6 mm) probe case, 0.5 m (1.6 ft) integrated standard cable, Miniature ClickLoc™ connector, and CSA, ATEX, and IECEx hazardous-area certifications. When combined with a compatible 3300 XL Extension Cable and 3300 XL Proximitor Sensor, it forms a complete transducer system that meets the performance requirements of API 670.
Technical Specifications
| Specification | Details |
|---|
| Manufacturer | Bently Nevada |
| Model Number | 330101-00-40-05-02-05 |
| Product Type | 3300 XL 8 mm Proximity Probe |
| Series | 3300 XL 8 mm Proximity Transducer System |
| Probe Diameter | 8 mm |
| Sensing Technology | Eddy Current, Non-contact |
| Unthreaded Length | 0.0 in. |
| Overall Case Length | 4.0 in. (101.6 mm) |
| Integrated Cable Length | 0.5 m (1.6 ft) |
| Cable Type | Standard FEP Cable |
| Connector Type | Miniature ClickLoc™ Coaxial Connector |
| Thread Size | 3/8-24 UNF |
| Linear Measurement Range | 2.0 mm (80 mils) |
| Scale Factor | 7.87 V/mm (200 mV/mil) ±5% |
| Frequency Response | 0 Hz to 10 kHz |
| Operating Temperature | -52°C to +177°C (-62°F to +351°F) |
| Minimum Target Diameter | 15.2 mm (0.6 in.) |
| Certifications | CSA, ATEX, IECEx |
| Approximate Dimensions | Ø8 mm × 101.6 mm |
| Approximate Net Weight | 0.15 kg |
| Approximate Shipping Weight | 0.40 kg |
| Country of Origin | USA |
Recommended Applications
The 330101-00-40-05-02-05 is widely used for continuous condition monitoring of rotating machinery where accurate shaft displacement and vibration measurement are essential.
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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Generators
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Gearboxes
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Fans
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Blowers
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Turbo-expanders
Its compact 0.5-meter integrated cable makes it particularly suitable for installations with limited space while maintaining excellent signal integrity.
Technical FAQs
1. What is the primary function of this probe?
It provides non-contact measurement of shaft vibration and shaft position in rotating equipment.
2. What is the probe diameter?
The sensing tip diameter is 8 mm.
3. What is the overall probe case length?
The probe case measures 4.0 inches (101.6 mm).
4. How long is the integrated cable?
This configuration includes a 0.5 m (1.6 ft) integrated standard cable.
5. Which connector is fitted to this probe?
It uses a Miniature ClickLoc™ coaxial connector for dependable installation and maintenance.
6. What certifications are included?
Option 05 includes CSA, ATEX, and IECEx hazardous-area approvals.
7. What thread size does the probe use?
The probe body is manufactured with a 3/8-24 UNF thread.
8. What is the operating temperature range?
It operates from -52°C to +177°C (-62°F to +351°F).
9. Which products work with this probe?
It is designed to operate with compatible 3300 XL Extension Cables and 3300 XL Proximitor Sensors.
10. Is this probe suitable for permanent machinery monitoring?
Yes. It is specifically designed for continuous online monitoring of critical rotating equipment in industrial environments.