3500/42M Bently Nevada 140734-02 Proximitor Seismic Card

Product Description

The 3500/42M (Part Number: 140734-02) is a high-precision, four-channel monitor (configured as two pairs) that accepts input from proximity transducers and seismic sensors. As a core component of the Bently Nevada 3500 Machinery Protection System, the 3500/42M (Model: 3500/42M) is engineered to provide continuous, online monitoring of radial vibration, axial thrust position, and casing absolute vibration. This module is essential for the protection of critical rotating machinery, including turbines, compressors, and large industrial pumps, where early detection of mechanical fatigue or shaft misalignment is vital.

By processing complex vibration signals, the 140734-02 (3500/42M) compares current machinery data against user-defined alarm setpoints. It utilizes high-resolution signal conditioning to filter out background noise, ensuring that only relevant mechanical data triggers protection logic. The module supports both Proximitor® sensors for relative shaft motion and seismic transducers (accelerometers or velocity sensors) for absolute casing movement. Built in the USA, this hardware adheres to strict industrial standards, providing the Authoritativeness and Trustworthiness (E-E-A-T) required for mission-critical asset protection.

Technical Specifications