Introduction

The Bently Nevada 330101-31-39-10-02-05 3300 XL 8 mm Proximity Probe is a trusted solution for machinery condition monitoring and protection. Built to meet the demands of industrial environments, it delivers precise non-contact measurements of shaft vibration and position. With a total length of 1 meter, this probe provides installation flexibility while maintaining the accuracy and reliability expected from the renowned 3300 XL series. Its robust construction and proven performance make it an excellent choice for safeguarding critical rotating assets.

Technical Specifications

Parameter	Specification
Product Type	Proximity Probe
Series	3300 XL
Model	330101-31-39-10-02-05
Probe Diameter	8 mm
Total Length	1 meter
Measurement Technology	Eddy Current
Target Material	Conductive Metallic Surfaces
Monitoring Functions	Vibration, Position, Displacement
System Compatibility	3300 XL Monitoring Systems
Installation Type	Non-contact Probe
Weight	0.323 kg (0.71 lb)
Dimensions	8 mm probe diameter; total assembly length 1 meter

Applications

The Bently Nevada 330101-31-39-10-02-05 3300 XL 8 mm Proximity Probe is developed for continuous monitoring and protection of critical rotating equipment in industrial environments:

Shaft vibration monitoring in steam and gas turbines
Rotor position and displacement measurement in compressors
Bearing condition analysis in generators and motors
Machinery protection systems for process industries
High-speed rotating equipment diagnostics
Predictive maintenance and asset reliability programs

Its precision sensing capability helps operators detect potential machinery issues before they lead to costly downtime.

Advantages

Advanced 3300 XL technology delivers highly accurate displacement measurements
8 mm probe design offers dependable performance in demanding industrial applications
Non-contact sensing method eliminates wear between the probe and target surface
Excellent environmental resistance for long-term reliability
Stable signal transmission for consistent machinery monitoring results
Optimized for critical machinery protection systems in power generation and process industries

Technical FAQs

How does the probe detect shaft movement?
It uses eddy current technology to measure changes in the distance between the probe tip and a conductive target.
Can this probe be used for both vibration and position monitoring?
Yes, it supports dynamic vibration measurement and static position monitoring.
What target materials are compatible with the probe?
Conductive metallic materials such as steel, stainless steel, and alloy shafts.
Is the probe suitable for continuous operation?
Yes, it is designed for round-the-clock industrial monitoring applications.
Can it be integrated into existing 3300 XL systems?
Yes, it is designed for compatibility with 3300 XL extension cables and Proximitor sensors.
What industries commonly use this model?
Power generation, petrochemical, oil and gas, mining, and heavy manufacturing industries.
Does the probe require routine calibration?
Under normal operating conditions, only periodic system verification is recommended.
Can the probe withstand high vibration levels?
Yes, it is specifically engineered for rotating machinery environments.
What monitoring parameters can be measured?
Shaft vibration, radial displacement, axial position, and rotor eccentricity.
Does cable length affect system performance?
The probe is designed to operate within specified system configurations while maintaining measurement accuracy.