Bently Nevada 330104-03-06-05-02-00 3300 XL 8mm Proximity Probe

Technical Specification Overview

The Bently Nevada 330104-03-06-05-02-00 operates as a high-precision, non-contacting displacement sensor. This metric-threaded probe functions within the 3300 XL 8mm Proximity Transducer System. It generates a high-frequency eddy current field to measure the microscopic gap between the sensor tip and a target shaft. By converting these physical changes into a proportional voltage signal, the system allows for the precise monitoring of radial vibration and axial position on critical rotating equipment.

Design and Functional Capabilities

Engineers designed this specific configuration with an M10 x 1 threaded body and a 0.5-meter integral cable. The model features a 30mm unthreaded length and a 60mm overall case length. This specific geometry allows the probe to pass through mounting brackets or housing walls while maintaining a stable position. Furthermore, the 3300 XL series offers advanced thermal stability. This ensures the sensor maintains a consistent scale factor across wide temperature ranges, which is essential during turbine startups and high-load cycles.

• Manufacturer: Bently Nevada
• Model Number: 330104-03-06-05-02-00
• System Series: 3300 XL 8mm
• Unthreaded Length: 30 mm
• Overall Case Length: 60 mm
• Total Cable Length: 0.5 Meter
• Connector Option: Miniature coaxial ClickLoc connector
• Agency Approval: Standard
• Mounting Thread: M10 x 1
• Linear Range: 2.0 mm

Operational Impact and Industrial Applications

This proximity probe actively facilitates predictive maintenance by delivering real-time machinery health data. The sensor integrates with the 3500 Monitoring System to provide automated machinery protection. Consequently, operators can detect early indicators of mechanical distress like rotor imbalance or bearing wear. This reduces the risk of catastrophic asset failure and extends the interval between major overhauls.

Primary industrial applications include:

• Radial Vibration: Monitoring the dynamic movement of shafts in centrifugal pumps and compressors.
• Axial Position: Tracking the thrust displacement of rotors in high-speed steam and gas turbines.
• Keyphasor Signals: Providing a phase reference pulse to synchronize vibration data for diagnostic analysis.

Mechanical Integrity and Environmental Resilience

Bently Nevada utilizes 304 stainless steel and PPS (polyphenylene sulfide) resin to ensure survival in harsh plant conditions. This construction creates a hermetic seal that resists the ingress of moisture, lubricating oils, and process steam. Additionally, the patented ClickLoc connector technology provides a secure, vibration-resistant electrical path. This locking mechanism prevents signal attenuation often caused by mechanical oscillations in heavy industrial environments.