Compact Monitoring Excellence for Critical Rotating Machinery
The Bently Nevada 330901-22-40-10-01-05 3300 NSv Proximity Probe is a high-precision non-contact sensor designed to deliver dependable vibration and shaft position measurements in installations with restricted mounting space. As part of the advanced 3300 NSv (Narrow Side View) product family, this probe is engineered to minimize interference from adjacent metallic surfaces while maintaining excellent signal accuracy.
Ideal for machinery protection and predictive maintenance systems, this model helps industrial facilities maximize equipment availability, improve operational safety, and reduce costly unplanned downtime. Its compact footprint and rugged construction make it an excellent solution for both OEM equipment manufacturers and industrial retrofit projects.
Product Technical Specifications
| Parameter | Specification |
|---|
| Manufacturer | Bently Nevada |
| Model Number | 330901-22-40-10-01-05 |
| Product Type | 3300 NSv Proximity Probe |
| Measurement Principle | Eddy Current Non-Contact Technology |
| Product Series | 3300 NSv |
| Unthreaded Length | 2.2 in (55.9 mm) |
| Overall Case Length | 4.0 in (101.6 mm) |
| Total Cable Length | 1.0 m (39 in) |
| Connector Type | Miniature Coaxial ClickLoc Connector |
| Cable Construction | 75 Ω FEP Insulated Coaxial Cable |
| Probe Housing Material | AISI 304 Stainless Steel |
| Probe Tip Material | Polyphenylene Sulfide (PPS) |
| Installation Method | Threaded Mounting |
| Operating Temperature | -52°C to +177°C (system dependent) |
| Dimensions | Approx. 101.6 mm body length + 1.0 m cable |
| Approximate Weight | 0.18 kg |
| Certification Option | Multiple agency approvals |
Where This Probe Performs Best
The 3300 NSv series is widely deployed in industrial environments that require accurate measurements within limited installation spaces.
Typical applications include:
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Small centrifugal compressors
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Turbo-expanders
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Air separation units
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Industrial refrigeration systems
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Compact gas turbines
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High-speed pumps
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Petrochemical processing equipment
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OEM skid-mounted machinery
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Continuous machinery protection systems
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Predictive maintenance programs
Its compact mechanical profile allows engineers to install monitoring systems in locations where larger proximity probes may not fit effectively.
Key Advantages
◆ Narrow Side View Technology
Reduces side interference from nearby metallic structures and improves measurement consistency.
◆ Excellent Space Utilization
Designed specifically for confined machinery installations.
◆ High Reliability Operation
Supports 24/7 continuous asset monitoring in demanding industrial environments.
◆ Durable Industrial Construction
Stainless steel housing offers outstanding corrosion resistance and mechanical strength.
◆ Enhanced Maintenance Planning
Provides actionable machine condition data that supports predictive maintenance initiatives.
◆ Stable Signal Transmission
The 75 Ω coaxial cable design ensures accurate data acquisition.
◆ Seamless System Compatibility
Integrates efficiently with properly matched Bently Nevada transducer systems.
Technical FAQs
Q1: What is the primary function of this proximity probe?
It continuously measures shaft vibration and shaft displacement without physically touching rotating components.
Q2: What does NSv stand for?
NSv stands for Narrow Side View, a design that minimizes sensitivity to nearby metallic objects.
Q3: Is this model suitable for compact machinery?
Yes. The 3300 NSv series was specifically developed for machinery with limited installation space.
Q4: What does the "22" designation represent?
It indicates a 2.2-inch unthreaded probe length.
Q5: What does the "40" configuration mean?
It refers to a 4.0-inch overall probe case length.
Q6: How long is the integrated cable?
This configuration includes a factory-installed 1.0-meter cable assembly.
Q7: Can this probe operate continuously?
Yes. It is engineered for long-term continuous operation within machinery protection systems.
Q8: Which industries commonly utilize this product?
Oil and gas, petrochemical, refrigeration, power generation, and industrial manufacturing facilities frequently deploy this technology.
Q9: Can components from different transducer systems be mixed?
No. The probe, extension cable, and Proximitor sensor must always be matched according to the complete system configuration.
Q10: What routine maintenance is recommended?
Regular inspections should verify cable condition, probe mounting security, and overall monitoring system performance.
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