Bently Nevada 330104-01-02-50-02-02 3300 XL 8 mm Proximity Probes

The Bently Nevada 330104-01-05-50-02-02 3300 XL 8 mm Proximity Probe is a high-precision, non-contact eddy current sensor engineered for critical monitoring of rotating machinery. Part of the 3300 XL series, this probe delivers precise measurements of shaft displacement and vibration, providing essential data for machine protection, predictive maintenance, and operational optimization.

With an 8 mm probe diameter and a total cable length of 5 meters, the probe allows flexible installation in large industrial machinery or complex plant layouts. Its stainless steel housing and mineral-insulated cable ensure reliable operation under vibration, temperature extremes, and electromagnetic interference. Designed for integration with Bently Nevada 3300 XL monitoring systems, it provides continuous, high-fidelity signals essential for early fault detection and machinery protection.

Product Specifications

Applications

The 330104-01-05-50-02-02 probe is designed for precise monitoring in industrial machinery where shaft displacement and vibration data are critical:

• Steam and Gas Turbines – Measures shaft displacement for imbalance, misalignment, and rotor instability detection.

• Compressors – Monitors rotor vibration and shaft position for safe, efficient operation.

• Pumps – Detects cavitation, bearing wear, and shaft deflection.

• Generators and Motors – Ensures smooth operation and early anomaly detection.

• Petrochemical and Refinery Plants – Performs reliably in harsh and high-vibration environments.

• Machine Protection Systems – Supports API 670-compliant condition monitoring and protection.

Advantages

The Bently Nevada 330104-01-05-50-02-02 8 mm Probe offers numerous operational advantages:

• High Accuracy – Precise measurement of displacement and vibration with excellent linearity.

• Rugged Construction – Stainless steel housing and mineral-insulated cable resist harsh industrial conditions.

• Wide Frequency Response – Detects both low-speed and high-speed vibrations.

• Seamless Integration – Works directly with 3300 XL monitoring systems for real-time machine protection.

• Maintenance-Free Operation – Non-contact design reduces wear and maintenance needs.

• Temperature and Vibration Resistant – Operates reliably in extreme conditions.

• Predictive Maintenance Support – Early detection of anomalies prevents unplanned downtime.

• Flexible Installation – Long 5-meter cable supports installation across large machinery or complex layouts.

Frequently Asked Questions (FAQ)

1. Which monitoring systems is this probe compatible with?

   This probe integrates fully with Bently Nevada 3300 XL monitoring systems, providing linearized displacement and vibration signals.

2. What is the nominal sensitivity of this probe?

   The probe has a nominal sensitivity of approximately 20 mV/µm when used with a 3300 XL monitoring system.

3. What frequency range can the probe measure?

   It operates from DC to 10 kHz, covering both low-speed and high-speed machinery vibrations.

4. What is the operating temperature range of the probe head?

   Reliable operation is maintained between -40°C and +120°C while ensuring measurement accuracy.

5. Can this probe be used in high-humidity or industrial environments?

   Yes, it is rated for 0–95% non-condensing humidity and designed for harsh industrial conditions.

6. What is the linear measurement range?

   ±10% of the calibrated gap provides proportional and accurate output.

7. Does this probe require external power?

   No, power and signal conditioning are provided by the 3300 XL monitoring system.

8. Is this probe suitable for API 670-compliant protection systems?

   Yes, it integrates seamlessly into API 670-compliant monitoring and protection platforms.

9. Does cable length affect measurement accuracy?

   The probe is calibrated for its 5-meter cable; proper cable length ensures signal fidelity and accurate readings.

10. What mounting options are recommended for installation?

    Threaded sleeve or custom machinery mounting is recommended to maintain alignment and calibration.