Compact Eddy-Current Probe for Reliable Shaft Condition Monitoring
The Bently Nevada 330171-00-08-10-02-CN 3300 5 mm Proximity Probe is a precision non-contact eddy-current sensor designed for the 3300 5 mm Proximity Transducer System. Engineered for installations with limited mounting space, it delivers accurate shaft vibration, radial displacement, and position measurements for critical rotating machinery.
This model features a 1/4-28 UNF threaded probe without armor, a 1.0-meter integral triaxial cable, a Miniature ClickLoc® connector, and the CN (Country-Specific Approval) option, making it suitable for projects requiring regional certification while maintaining the proven performance of the 3300 monitoring platform.
Technical Specifications
| Parameter | Specification |
|---|
| Manufacturer | Bently Nevada |
| Model Number | 330171-00-08-10-02-CN |
| Product Type | 3300 5 mm Proximity Probe |
| Series | 3300 5 mm Proximity Transducer System |
| Probe Type | 5 mm Eddy-Current Proximity Probe |
| Thread Size | 1/4-28 UNF |
| Armor Option | Without armor |
| Unthreaded Length | 00 = 0 in |
| Overall Case Length | 08 = 0.8 in (20.3 mm) |
| Cable Length | 10 = 1.0 m (3.3 ft) |
| Connector Option | 02 – Miniature coaxial ClickLoc® connector, standard cable |
| Agency Approval | CN – Country-Specific Approval |
| Probe Cable | 75 Ω FEP-insulated triaxial cable |
| Probe Tip Material | Polyphenylene Sulfide (PPS) |
| Probe Case Material | AISI 303/304 Stainless Steel |
| DC Resistance | 7.59 ± 0.50 Ω (1 m cable) |
| Operating Temperature | -35°C to +177°C |
| Tensile Strength | 222 N (50 lbf) |
| Minimum Bend Radius | 25.4 mm (1 in) |
| Approximate Dimensions | 20.3 mm probe case, 1.0 m cable |
| Approximate Weight | 0.323 kg |
| Shipping Weight | Approx. 2.0 kg |
Typical Applications
| Industry | Typical Equipment |
|---|
| Oil & Gas | Compressors, pumps, gas turbines |
| Power Generation | Steam turbines, generators |
| Petrochemical | Process compressors |
| Mining | Heavy rotating machinery |
| Marine | Propulsion systems |
| Manufacturing | Motors, blowers, gearboxes |
Typical monitoring applications include:
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Shaft vibration monitoring
-
Radial shaft displacement measurement
-
Rotor position monitoring
-
Bearing condition monitoring
-
Overspeed and phase reference systems
-
Performance Highlights
Compact Installation Design
The compact 5 mm probe and 0.8-inch case length allow installation in confined spaces where larger proximity probes cannot be accommodated, making it ideal for compact machinery and retrofit projects.
Stable Eddy-Current Measurement
The probe delivers highly repeatable vibration and displacement measurements with excellent resistance to electrical noise, supporting dependable machinery diagnostics over extended operating periods.
Rugged Stainless Steel Construction
Manufactured with an AISI 303/304 stainless steel housing and a durable PPS sensing tip, the probe withstands vibration, corrosion, and demanding industrial environments.
Secure ClickLoc® Connector
The Miniature ClickLoc® connector provides a secure mechanical connection that simplifies installation while reducing the possibility of connector loosening caused by vibration.
Country-Specific Certification
The CN approval option supports projects requiring country-specific regulatory approvals, making this probe suitable for regional industrial installations.
Seamless 3300 System Compatibility
Designed specifically for the 3300 5 mm Proximity Transducer System, the probe integrates seamlessly with compatible extension cables and Proximitor® Sensors to maintain factory-calibrated measurement accuracy.
Technical FAQs
1. What is the 330171-00-08-10-02-CN used for?
It is used for non-contact measurement of shaft vibration, radial displacement, and shaft position on rotating machinery.
2. What thread size does this probe use?
It features a 1/4-28 UNF threaded stainless steel housing without armor.
3. What does the "10" option indicate?
The 10 option specifies a 1.0-meter (3.3 ft) integral probe cable.
4. Which connector does this model use?
It uses a Miniature coaxial ClickLoc® connector with a standard cable configuration.
5. What does the "CN" approval option mean?
The CN designation identifies a Country-Specific Approval configuration intended for installations requiring regional certifications.
6. Can this probe operate by itself?
No. It is designed to operate together with a compatible 3300 XL extension cable and 3300 XL Proximitor® Sensor as a complete transducer system.
7. What materials are used in the probe?
The housing is manufactured from AISI 303/304 stainless steel, while the probe tip is made from Polyphenylene Sulfide (PPS).
8. What operating temperature can the probe withstand?
The probe is rated for continuous operation from -35°C to +177°C.
9. Which industries commonly use this probe?
It is widely used in oil and gas, petrochemical, power generation, marine, mining, and industrial manufacturing applications.
10. What advantages does this probe provide?
Its compact dimensions, high measurement accuracy, rugged construction, secure ClickLoc® connector, and compatibility with the complete 3300 monitoring platform make it well suited for long-term machinery protection.
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