Products Description
The Bently Nevada PROXPAC XL Proximity Transducer is a high-precision measurement sensor for industrial rotating equipment, designed specifically for vibration monitoring, shaft displacement measurement, and bearing protection. Utilizing advanced eddy current technology, it provides stable and reliable displacement signals even in high-speed operating environments. The 330881-BR series sensor supports various mounting configurations and measurement ranges, meeting the monitoring needs of critical equipment such as turbines, compressors, motors, and pumps. With its high signal linearity and low noise characteristics, this series provides accurate data in complex industrial environments, serving as a reliable foundation for equipment health monitoring, early fault detection, and predictive maintenance. Rigorously tested to industrial standards, this product operates reliably in high temperature, high humidity, and high vibration environments, as well as under electromagnetic interference, making it an indispensable measurement tool for modern smart factories and industrial automation.
Technical Specifications

Manufacturer:Bently Nevada
Product Model:330881-BR-04-70-03-02/330881-BR-04-85-03-02
Product Parameters:PROXPAC XL Proximity Transducer, Metric
Country of origin:USA
Place of shipment:Xiamen, China
330881-AA-BB-CCC-DD-EE
A: Probe and Approvals Option --- BR = Bracketed
B: Standoff Adapter Option --- 04 = 40 mm
C: Probe Penetration Option --- 70 = 70 mm / 85 = 85 mm
D: Fittings Option --- 03 = One M20 fitting, two plugs
E: Mounting Thread Option --- 02 = 3/4-14 NPT (required if ordering
Standoff Adapter Option)
Key Features
- Eddy current sensing technology for non-contact measurement.
- Suitable for monitoring bearing vibration, shaft misalignment, and gear mesh.
- Output signal is directly compatible with monitoring system interfaces.
- Excellent long-term stability, ideal for continuous industrial monitoring.
- High protection rating, suitable for factory floor or harsh field environments.
- Simple maintenance; no periodic calibration required.
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