SKU: 330103-05-15-05-02-00

Bently Nevada 330103-05-15-05-02-00 3300 XL 8mm Proximity Probe

The Bently Nevada 330103-05-15-05-02-00 is a 3300 XL 8mm proximity probe designed for non-contact vibration and displacement monitoring. It features a 1.5-inch case length, a 0.5-meter cable, and delivers precise eddy current measurements for critical rotating machinery protection

Technical Overview

The Bently Nevada 330103-05-15-05-02-00 functions as a high-precision non-contacting sensor designed for industrial machinery protection and condition monitoring. As a critical component of the 3300 XL 8mm Proximity Transducer System, this probe measures static (gap) and dynamic (vibration) distances between the probe tip and a target conductive surface. By utilizing eddy current technology, the device converts physical displacement into a proportional electrical signal, which allows operators to monitor radial vibration, axial thrust, and shaft position with extreme accuracy.

Configuration Analysis

This specific part number follows a modular configuration to meet diverse industrial requirements. The breakdown of the 330103-05-15-05-02-00 code reveals the following technical specifications:

Unthreaded Length: 05 signifies a 0.5-inch unthreaded portion of the probe body.
Overall Case Length: 15 represents a 1.5-inch total case length.
Total Length: 05 indicates a 0.5-meter (1.6 feet) total cable length.
Connector and Cable Option: 02 specifies a miniature coaxial connector with a standard cable.
Agency Approval: 00 denotes no specific hazardous area approvals required for this unit.

Industrial Applications

Engineers implement this proximity probe primarily in high-speed rotating machinery where mechanical contact is not feasible. Consequently, it serves as a primary sensor for:

Power Generation: Monitoring steam and gas turbine shaft vibration to prevent catastrophic rotor failure.
Oil and Gas: Ensuring the structural integrity of centrifugal compressors and high-speed pumps.
Manufacturing: Providing real-time data for large motors and gearboxes to optimize maintenance schedules.
TSI Systems: Integrating into Turbine Supervisory Instrumentation to provide reliable safety interlocking.

Performance Characteristics

Furthermore, the 3300 XL series offers enhanced performance compared to previous eddy current sensors. Specifically, the probe maintains a linear range of 2 mm (80 mils), which ensures consistent sensitivity across varying temperatures and environments. Because the probe utilizes a specialized polyphenylene sulfide (PPS) tip, it resists chemical corrosion and moisture ingress, thereby extending the service life of the sensor in harsh industrial settings. Additionally, the gold-plated ClickLoc connectors provide a secure, vibration-resistant connection that minimizes signal loss.