The Bently Nevada 330104-15-25-05-02-05-00 is a high-precision 8 mm proximity probe from the 3300 XL series, designed for non-contact measurement of shaft vibration and displacement in critical rotating machinery. Known for its robust performance, this probe is widely deployed in turbines, compressors, motors, and pumps where accurate and reliable monitoring is essential.

With a total cable length of 0.5 meters and a compact probe diameter, this sensor provides rapid response, low noise, and stable output even in demanding industrial environments. Its design ensures compatibility with Bently Nevada 3300 XL monitoring systems, offering seamless integration into advanced machinery protection and condition monitoring setups.

Product Parameters

Product Applications

The 3300 XL 8 mm Proximity Probe is suitable for high-reliability applications in critical rotating machinery:

• Steam and Gas Turbines – Monitoring rotor displacement, shaft vibration, and thrust position to prevent catastrophic failures.

• Compressors – Measuring shaft dynamics, detecting imbalance, misalignment, or oil whirl conditions.

• Motors and Generators – Ensuring continuous monitoring of high-speed rotors for safe operation.

• Pumps – Detecting shaft movement, vibration patterns, and early signs of mechanical wear.

• Bearings – Assessing lubrication film stability and monitoring rotor-to-bearing clearances.

• Condition Monitoring Systems – Integrated with 3300 XL monitoring systems for predictive maintenance and machinery protection.

Product Advantages

• High Accuracy: Maintains linearity within ±1% of full-scale displacement.

• Non-Contact Measurement: Eliminates mechanical wear and supports long-term reliability.

• Compact and Robust Design: Stainless-steel housing ensures durability in industrial environments.

• Thermal Stability: Operates reliably from -35 °C to +120 °C, suitable for turbines and compressors.

• Wide Frequency Response: Captures both low-frequency displacement and high-frequency vibration signals.

• Seamless Integration: Designed for compatibility with Bently Nevada 3300 XL monitoring systems.

• Low Noise Output: Provides clean signals for precise vibration and displacement monitoring.

• Proven Performance: Trusted solution in power generation, oil & gas, and heavy industrial applications.

FAQ

1. What is the working principle of the 330104-15-25-05-02-05-00 probe?

   It uses the eddy current principle, generating a voltage proportional to the distance between the probe tip and the conductive shaft.

2. What shaft materials are suitable for this probe?

   It is optimized for conductive metals, with steel shafts being the most common application.

3. What is the frequency response range of this probe?

   The probe operates from DC up to 20 kHz, suitable for both static and dynamic monitoring.

4. Can it measure both radial and axial displacement?

   Yes, the probe can be mounted to monitor either radial vibration or axial movement depending on installation.

5. How does it maintain signal linearity?

   The probe’s design and the 3300 XL system linearization ensure measurement within ±1% of full-scale displacement.

6. Is the probe compatible with other Bently Nevada systems?

   It is specifically designed for the 3300 XL series, but can interface with other compatible systems that accept standard voltage outputs.

7. How does the probe handle electrical noise?

   Shielded cabling and robust electronics minimize interference from electromagnetic and radio-frequency sources.

8. Can it operate in high-temperature environments?

   Yes, it can reliably operate up to +120 °C at the probe tip.

9. Is recalibration needed after installation?

   Factory calibration ensures accurate output; periodic verification may be conducted per standard maintenance procedures.

10. How does it contribute to predictive maintenance?

    By providing real-time shaft displacement and vibration data, the probe allows early detection of imbalance, misalignment, bearing wear, or lubrication issues, reducing unplanned downtime.