330102-32 330102-34 330102-33 330102-31

The Bently Nevada 330102-20-65-10-11-05 Proximity Probe is a member of the renowned 3300 XL 8 mm Proximity Transducer System, engineered for accurate, non-contact measurement of shaft vibration, radial displacement, and axial position in rotating equipment.

This configuration combines a 6.5-inch case length with a 2.0-inch unthreaded section, making it ideal for installations requiring additional probe reach and mounting flexibility. The probe is designed to deliver stable, repeatable measurements in demanding industrial environments, supporting predictive maintenance and machinery protection programs.

Technical Specifications

Parameter	Specification
Manufacturer	Bently Nevada
Model Number	330102-20-65-10-11-05
Product Type	Proximity Probe
Series	3300 XL 8 mm Proximity Transducer System
Measurement Principle	Eddy Current Sensing
Probe Diameter	8 mm
Thread Type	3/8-24 UNF
Unthreaded Length	2.0 in
Case Length	6.5 in
System Length	1.0 m
Connector Type	Miniature ClickLoc Coaxial Connector
Connector Protector Option	Included (Option 11)
Agency Approval	CSA / ATEX / IECEx Approved (Option 05)
Cable Type	Shielded Coaxial Cable
Function	Shaft Vibration, Position, Displacement
System Compatibility	Bently Nevada 3300 XL Systems
Housing Material	Stainless Steel

Dimensions & Weight

Item	Specification
Probe Diameter	8 mm
Case Length	6.5 in (165.1 mm)
Unthreaded Length	2.0 in (50.8 mm)
System Cable Length	1.0 m
Approximate Weight	0.40–0.70 kg
Construction	Stainless Steel

Model Code Breakdown

Code Segment	Description
330102	3300 XL 8 mm Proximity Probe
20	2.0-inch Unthreaded Length
65	6.5-inch Case Length
10	1.0-meter System Length
11	Connector Protector Option
05	CSA / ATEX / IECEx Agency Approval

Recommended Related Models

Bently Nevada 330102-20-55-10-02-00
Bently Nevada 330102-20-47-10-02-00
Bently Nevada 330102-20-60-10-02-05
Bently Nevada 330102-10-45-10-02-05
Bently Nevada 330102-08-50-10-02-05
Bently Nevada 330130 Extension Cable
Bently Nevada 330180 Proximitor Sensor
Bently Nevada 3500/40M Proximitor Monitor
Bently Nevada 3500/42M Shaft Vibration Monitor

Typical Applications

The 330102-20-65-10-11-05 probe is commonly used in:

Steam turbines
Gas turbines
Centrifugal compressors
Industrial pumps
Generators
Electric motors
Gearboxes
Petrochemical plants
Oil & gas facilities
LNG terminals
Offshore production platforms
Power generation stations

Key Advantages

High-accuracy eddy-current sensing technology
Extended 6.5-inch case length for deeper mounting applications
2.0-inch unthreaded section for installation flexibility
Connector protector enhances cable connection durability
Hazardous-area certifications available
Stable and repeatable measurement performance
Rugged stainless-steel construction
Supports continuous 24/7 machinery monitoring
Fully compatible with 3300 XL monitoring systems
Proven reliability in critical rotating equipment applications

Technical FAQs

1. What is the primary function of this probe?

It measures shaft vibration, displacement, eccentricity, and axial position in rotating machinery.

2. What does the “20” option indicate?

It specifies a 2.0-inch unthreaded probe length.

3. What does the “65” option indicate?

It specifies a 6.5-inch case length.

4. What does the “10” option indicate?

It designates a 1.0-meter system length.

5. What does the “11” option indicate?

It specifies the connector protector configuration, which provides additional mechanical protection at the cable connection point.

6. What does the “05” option indicate?

It designates CSA, ATEX, and IECEx hazardous-area approvals.

7. Is this probe compatible with 3300 XL Proximitor sensors?

Yes, it is designed specifically for use within the 3300 XL 8 mm Transducer System.

8. Can it be used in hazardous locations?

Yes, the “05” approval option supports installation in appropriately certified hazardous environments.

9. Which monitoring systems commonly use this probe?

It is frequently paired with Bently Nevada 3500 Series and legacy 3300 Series monitoring systems.

10. What industries commonly use this model?

Power generation, oil & gas, petrochemical, refining, LNG, marine, mining, and other heavy industrial applications requiring continuous machinery protection.

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