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SKU: 330103-00-04-50-11-00

Bently Nevada 330103-00-04-50-11-00 3300 XL 8mm Proximity Probe

The Bently Nevada 330103-00-04-50-11-00 is a 3300 XL 8mm proximity probe featuring a 0.4-inch case and an integrated 5.0-meter cable. It provides high-accuracy, non-contact vibration monitoring for critical rotating machinery, rated for extreme temperatures up to +177°C.

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High-Performance Machinery Protection and Diagnostics

The Bently Nevada 330103-00-04-50-11-00 drives superior asset protection by delivering precise, non-contact vibration and position data. This 3300 XL series eddy current sensor tracks microscopic shaft movements, enabling the 3500 Monitoring System to detect early mechanical faults such as unbalance, misalignment, and bearing instability. By utilizing a high-frequency electromagnetic field, the probe ensures consistent signal accuracy without mechanical wear. This reliability empowers predictive maintenance (PdM) teams to monitor critical rotating assets—including steam turbines and high-speed compressors—with absolute confidence in data integrity.

Critical Technical Specifications

  • Brand: Bently Nevada
  • Model Number: 330103-00-04-50-11-00
  • Product Series: 3300 XL 8mm Transducer System
  • Thread Type: 3/8-24 UNF English Thread
  • Unthreaded Length: 0.0 inches
  • Overall Case Length: 0.4 inches
  • Total Cable Length: 5.0 meters
  • Connector Option: Miniature coaxial ClickLoc connector, standard cable
  • Agency Approval: No hazardous area approvals
  • Linear Range: 2.0 mm (80 mils)
  • Operating Temperature: -51°C to +177°C

Operational Advantages and Asset Health

The 330103-00-04-50-11-00 maximizes machinery uptime by providing high-fidelity signal resolution in extreme industrial environments. The probe tip features a polyphenylene sulfide (PPS) construction that successfully resists chemical corrosion and moisture ingress, ensuring long-term durability. Furthermore, the 5.0-meter integrated cable length eliminates the need for an intermediate extension cable in many mounting configurations, which effectively reduces the number of connection points and minimizes the risk of signal grounding. This streamlined setup is ideal for:

  • Radial vibration monitoring on fluid-film bearing machines
  • Axial thrust position tracking in high-pressure pumps
  • Shaft eccentricity and thermal expansion diagnostics
  • Real-time speed sensing and Keyphasor phase reference

Installation and System Integration

Maintenance technicians utilize the 3/8-24 UNF threads to install the 330103-00-04-50-11-00 directly into machine bearing housings or brackets. For a standard 5.0-meter system, this probe connects directly to a 3300 XL Proximitor Sensor without an additional extension cable, maintaining a calibrated 7.87 V/mm (200 mV/mil) scale factor. The “ClickLoc” connector (11 option) provides a gold-plated, finger-tight locking mechanism that prevents signal interruption due to machine vibration. This robust electrical connection ensures that the 3500 rack receives a clean, noise-free data stream for advanced rotor dynamics analysis and automated emergency trip logic.

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