Designed for Demanding Machinery Protection Applications
The Bently Nevada 330901-20-32-10-02-05 3300 NSv Proximity Probe is a compact non-contact vibration monitoring sensor engineered for precision measurements in confined industrial environments. As part of the proven 3300 NSv (Narrow Side View) series, this probe is specifically developed for small shafts, limited mounting clearances, and machinery where conventional proximity probes may experience installation restrictions.
Its specialized design helps maintenance teams improve equipment reliability, support predictive maintenance strategies, and optimize machine availability. With excellent signal stability and durable industrial construction, this probe delivers dependable performance in critical rotating equipment applications.
Product Technical Profile
| Specification | Details |
|---|
| Manufacturer | Bently Nevada |
| Model Number | 330901-20-32-10-02-05 |
| Product Type | 3300 NSv Proximity Probe |
| Measurement Technology | Eddy Current Non-Contact Sensor |
| Product Series | 3300 NSv |
| Unthreaded Length | 2.0 in (50.8 mm) |
| Overall Case Length | 3.2 in (81.3 mm) |
| Total Cable Length | 1.0 m (39 in) |
| Connector Type | Miniature Coaxial ClickLoc Connector |
| Cable Construction | 75 Ω FEP Insulated Coaxial Cable |
| Housing Material | AISI 304 Stainless Steel |
| Probe Tip Material | Polyphenylene Sulfide (PPS) |
| Operating Temperature | -52°C to +177°C (system dependent) |
| Installation Type | Threaded Mounting |
| Dimensions | Approx. 81.3 mm probe body + 1.0 m cable assembly |
| Approximate Weight | 0.16 kg |
| Certification Option | Multiple agency approvals configuration |
Industry Applications
This proximity probe is widely used in industrial facilities that depend on continuous machinery condition monitoring.
Typical installations include:
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Small centrifugal compressors
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Turbo-expanders
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Air separation systems
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Industrial refrigeration equipment
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High-speed pumps
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Compact gas turbines
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Petrochemical rotating machinery
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OEM skid-mounted equipment
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Predictive maintenance systems
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Machinery protection platforms
Its compact architecture allows engineers to monitor assets that are difficult to instrument with larger probe designs.
Core Performance Advantages
■ Narrow Side View Design
Reduces interference from surrounding metallic structures and improves installation flexibility.
■ Reliable Continuous Monitoring
Provides stable vibration and shaft position measurements during long-term operation.
■ Compact Mechanical Footprint
Ideal for applications with restricted installation space.
■ Industrial-Grade Durability
The stainless steel housing offers excellent resistance to demanding environments.
■ Supports Smart Maintenance Programs
Enables earlier fault identification and more efficient maintenance planning.
■ Easy System Integration
Works seamlessly within properly configured Bently Nevada monitoring systems.
■ Reduced Equipment Downtime
Continuous asset monitoring helps improve overall plant productivity.
Technical FAQs
Q1: What is the primary purpose of this probe?
It continuously measures shaft vibration and shaft displacement without physical contact.
Q2: What does NSv stand for?
NSv stands for Narrow Side View, a technology developed to minimize side interference from nearby metallic objects.
Q3: Is this probe intended for compact machinery?
Yes. The NSv series was specifically developed for equipment with limited installation space.
Q4: What does the "20" configuration indicate?
It designates a 2.0-inch unthreaded probe length.
Q5: What does the "32" configuration represent?
It refers to a 3.2-inch overall probe body length.
Q6: How long is the integrated cable?
This configuration includes a factory-installed 1.0-meter cable.
Q7: Can this probe operate in harsh industrial environments?
Yes. Its industrial-grade construction supports demanding operating conditions.
Q8: Which industries frequently use this model?
Oil and gas, petrochemical, power generation, refrigeration, and industrial manufacturing sectors commonly deploy this probe.
Q9: Can components from different transducer systems be mixed?
No. The probe, extension cable, and Proximitor sensor should always be properly matched as a complete system.
Q10: What maintenance practices are recommended?
Routine inspections should verify mounting integrity, cable condition, and overall system performance.
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