Overview

The 3500/42-09-01 Bently Nevada Proximitor Seismic Monitor is a dedicated module used within the 3500 Machinery Protection System to process vibration and position signals from Proximitor and seismic transducers. This configuration includes the main monitoring module and its associated I/O module, providing complete signal conditioning and output functions suitable for critical rotating equipment.

The package includes spare part numbers 176449-02 and 140471-01, ensuring direct compatibility with existing 3500/42 installations requiring maintenance or replacement components.

Key Features

• Complete Proximitor/velocity monitoring channel for machinery protection

• Prox/Velom I/O module with integrated screw terminals for simplified wiring

• Accepts non-contact proximity sensors and seismic velocity transducers

• Equipped with status, alarms, and OK monitoring for system reliability

• Designed for use in 3500 racks where continuous vibration measurement is essential

• CSA/NRTL/C certified for regulated industrial environments

• Includes spare assemblies for fast replacement and reduced downtime

Included Module Details

3500/42 Proximitor Seismic Monitor Module

• Processes displacement or velocity signals

• Provides conditioned outputs to control systems

• Used for radial vibration, axial position, or casing vibration measurement

I/O Module (09 – Internal Termination)

• Preconfigured terminal layout for efficient installation

• Supports direct connection of sensor cables

• Offers secure clamp-style terminations for field wiring

Spare Parts Included

• 176449-02 – Replacement module for 3500/42M systems

• 140471-01 – Replacement I/O module with internal terminations

Technical Specifications

Applications

• Radial and axial vibration monitoring for rotating machinery

• Velocity and casing vibration measurements

• Machinery protection systems in power, petrochemical, and heavy industrial plants

• Upgrades, replacements, or expansions of existing 3500 installations