Introduction

The Bently Nevada 330102-00-40-50-02-00 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 proven 3300 XL system, it delivers precise non-contact measurement essential for machine protection and predictive maintenance. With its extended 5-meter configuration, it provides installation flexibility while maintaining signal integrity and industrial-grade performance in demanding environments.

Technical Specifications

Specification	Details
Manufacturer	Bently Nevada
Product Family	3300 XL Proximity System
Model Number	330102-00-40-50-02-00
Product Type	8 mm Proximity Probe
System Type	Eddy Current Proximity Transducer
Total Cable Length	5 m
Weight	1.615 kg (3.56 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 330102-00-40-50-02-00 3300 XL 8 mm Proximity Probe is designed for high-accuracy, non-contact monitoring of shaft vibration and position in large rotating machinery systems. It is widely applied in:

Gas and steam turbine condition monitoring
Large industrial compressors and turbo-machinery trains
Power generation plants and generator sets
Oil & gas upstream and downstream rotating equipment
Petrochemical and refinery process machinery
Heavy-duty pumps, fans, and gear-driven systems
Predictive maintenance and condition monitoring programs
Continuous protection of mission-critical rotating assets

Its extended cable length makes it suitable for installations requiring greater physical separation between probe location and monitoring electronics.

Advantages

High-Precision Eddy Current Measurement: Accurate detection of shaft displacement and vibration
Extended Reach Design: 5-meter total length supports flexible installation layouts
Non-Contact Operation: Eliminates mechanical wear and improves long-term reliability
Stable Signal Integrity: Maintains consistent performance over longer cable runs
3300 XL System Compatibility: Fully integrates with Proximitor sensors and extension cables
Industrial-Grade Construction: Designed for harsh environments and continuous operation
Predictive Maintenance Support: Enables early detection of mechanical issues
Robust Signal Stability: Reliable performance in high-noise industrial environments
Easy System Integration: Standardized design for 3300 XL monitoring systems
Proven Reliability: Widely used in critical rotating machinery worldwide

Technical FAQs

What is the main function of this probe?
It measures shaft vibration and position 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 length is 5 meters.
Does it require physical contact with the shaft?
No, it operates using non-contact measurement.
Why is a longer cable version used?
It is used when the probe location is far from the monitoring electronics or mounting constraints require extended routing.
Which industries commonly use this probe?
Power generation, oil & gas, petrochemical, and heavy industrial sectors.
Can it measure both vibration and displacement?
Yes, it supports both static and dynamic shaft monitoring.
Is it suitable for harsh environments?
Yes, it is designed for high vibration and industrial operating conditions.
Does installation require calibration?
Yes, proper air gap calibration is required for accurate measurements.
Are components interchangeable with other probe lengths?
No, probe, extension cable, and proximitor must be matched as a complete system.