Introduction

The Bently Nevada 330102-00-40-05-02-00 3300 XL 8 mm Proximity Probe is a high-reliability sensor engineered for continuous monitoring of vibration and shaft displacement in critical rotating machinery. As part of the industry-proven 3300 XL system, it provides accurate non-contact measurement essential for machinery protection and predictive maintenance strategies. Its rugged construction and stable signal performance make it suitable for demanding industrial environments where operational safety and reliability are critical.

Technical Specifications

Specification	Details
Manufacturer	Bently Nevada
Product Family	3300 XL Proximity System
Model Number	330102-00-40-05-02-00
Product Type	8 mm Proximity Probe
System Type	Eddy Current Proximity Transducer
Total Cable Length	0.5 m
Weight	0.162 kg (0.36 lb)
Operating Principle	Non-contact eddy current sensing
Compatibility	3300 XL Proximitor Sensor & Extension Cable
Application	Vibration & shaft position monitoring
Operating Environment	Industrial rotating machinery systems

Applications

The Bently Nevada 330102-00-40-05-02-00 3300 XL 8 mm Proximity Probe is designed for high-accuracy, non-contact measurement of vibration and shaft position in rotating machinery. It is widely used in mission-critical industrial monitoring applications, including:

Steam and gas turbines condition monitoring
Compressors, pumps, and industrial fan systems
Gearbox and motor vibration analysis
Oil & gas rotating equipment protection systems
Power generation asset monitoring
Petrochemical and refinery machinery diagnostics
Predictive maintenance and condition-based monitoring programs
Continuous monitoring of high-speed rotating equipment

This probe is a core sensing element in the 3300 XL proximity transducer system, enabling stable and reliable machine protection.

Advantages

High-Precision Eddy Current Technology: Delivers accurate shaft displacement and vibration measurement
Non-Contact Operation: Eliminates mechanical wear and improves long-term reliability
Stable Signal Output: Ensures consistent performance in harsh industrial environments
3300 XL System Compatibility: Fully integrates with Proximitor sensors and extension cables
Rugged Industrial Design: Built for high vibration, temperature variation, and continuous operation
Supports Predictive Maintenance: Enables early detection of mechanical faults
Long Service Life: Durable construction reduces replacement frequency
Easy Installation: Standardized probe design simplifies mounting and alignment
High Measurement Stability: Reliable readings even under unstable operating conditions
Industrial Proven Performance: Widely used in critical rotating machinery worldwide

Technical FAQs

What is the main function of this probe?
It measures shaft vibration and displacement using eddy current technology.
Is this probe a standalone device?
No, it must be used with a 3300 XL Proximitor sensor and compatible extension cable.
What is the total length of this model?
The total cable length is 0.5 meters.
Does it require physical contact with the machine?
No, it operates using non-contact measurement.
Which industries commonly use it?
Power generation, oil & gas, petrochemical, and heavy industrial sectors.
Can it measure both vibration and position?
Yes, it measures both static shaft position and dynamic vibration.
Is it suitable for harsh environments?
Yes, it is designed for high-temperature and high-vibration conditions.
Does installation require calibration?
Yes, proper air gap setup is required for accurate performance.
Is it used in predictive maintenance systems?
Yes, it is widely used in condition monitoring applications.
Are probe components interchangeable?
No, probe, cable, and proximitor must match as a complete system.