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42m 140734 02 proximitor seismic monitor-0

3500 Series Machinery Monitoring System

Home >  Products >  For Bently Nevada >  3500 Series Machinery Monitoring System

3500/42M 140734-02 Proximitor Seismic Monitor

  • Overview
  • Quick Detail
  • Description
  • Applications
  • Specifications
  • Competitive Advantage
  • Recommended Products
Overview

Place of Origin:

USA

Brand Name:

Bently Nevada

Model Number:

3500/42M 140734-02

Packaging Details:

Original new Factory Sealed

Delivery Time:

5-7 days

Payment Terms:

T/T

Supply Ability:

In stock

Quick Detail

Configuration

Prox/Accel Velomitor

Supply Voltage

23.9 V

Supply Current

45.5 mA

Power Consumption

1.09 W

Operating Temperature Internal/External Termination I/O Module

-30°C to +65°C (-22°F to +150°F)

Operating Temperature Internal Barrier I/O Module

0°C to +65°C (32°F to +150°F)

Storage Temperature

-40°C to +85°C (-40°F to +185°F)

Humidity

95% non-condensing

Rack Space Requirements

1 full-height rear slot

Radial Vibration Direct Filter

-3 dB at 4 Hz to 4000 Hz or 1 Hz to 600 Hz ±1% accuracy user-programmable

Dimension:

2.5x25.5x24cm

Weight:

0.82kg

Description

The Bently Nevada™ 3500/42M 140734-02 Proximitor Seismic Monitor is an advanced automation device designed for precise machinery monitoring. The 3500/42M 140734-02 accepts signals from proximity, velocity, or acceleration transducers, conditioning them to measure radial vibration, thrust, acceleration, differential expansion, shaft position, and eccentricity. Each of the four channels of the 3500/42M 140734-02 can be programmed via 3500 Rack Configuration Software to set alert and danger thresholds for operational parameters. Operating at 23.9 V with 1.09 W power consumption and 45.5 mA current, the 3500/42M 140734-02 performs reliably in temperatures from -30°C to +65°C, with storage up to 85°C. Radial vibration filters cover 4 Hz to 4000 Hz, with notch and vector filters for 1X/2X speeds. Thrust and differential expansion measurements achieve ±0.33% full-scale accuracy. The 3500/42M 140734-02 monitors machine health in real time, communicates critical data to operations and maintenance, and optimizes automated control systems. Its compact 1-slot rack design ensures seamless integration in automated setups, making the 3500/42M 140734-02 ideal for proximity and seismic-based vibration monitoring in industrial automation.

Applications

Application in Turbine Vibration Monitoring

The Bently Nevada™ 3500/42M 140734-02 Proximitor Seismic Monitor continuously measures radial vibration, thrust position, and acceleration of turbine shafts. Each channel processes signals from proximity or seismic transducers, using filters from 4 Hz to 4000 Hz, and allows setting alert thresholds. The 3500/42M 140734-02 reports real-time vibration values to maintenance systems, enabling immediate corrective actions and preventing shaft damage.

Application in Pump and Compressor Overspeed Detection

Using the 3500/42M 140734-02, operators can monitor 1X and 2X vibration vector parameters with ±0.33% full-scale accuracy. Differential expansion and radial vibration measurements identify imbalance or misalignment in pumps and compressors. Alerts from the 3500/42M 140734-02 support automated shutdown or speed adjustments to prevent equipment failure.

Application in Shaft Alignment and Position Tracking

The 3500/42M 140734-02 monitors thrust position and shaft absolute values through four programmable channels. Gap and direct filters allow precise measurement of axial movement and eccentricity. This data helps automate shaft alignment verification and ensures rotational accuracy in high-speed machinery.

Specifications

Radial Vibration Gap Filter

-3 dB at 0.09 Hz

Radial Vibration Not 1X Filter

60 cpm to 15.8× running speed Constant Q notch min rejection -34.9 dB

Radial Vibration Smax

0.125 to 15.8× running speed

Radial 1X/2X Vector Filter

Constant Q min rejection -57.7 dB

Thrust and Differential Expansion Accuracy

±0.33% full-scale typical ±1% maximum

Thrust and Differential Direct Filter

-3 dB at 1.2 Hz

Thrust and Differential Gap Filter

-3 dB at 0.41 Hz

Direct and Gap Accuracy

±0.33% full-scale typical ±1% maximum

1X and 2X Accuracy

±0.33% full-scale typical ±1% maximum

Smax Accuracy

±5% maximum

Competitive Advantage

Competitive Advantage Fast Configuration

The 3500/42M 140734-02 uses 3500 Rack Configuration Software to program channels and set alarm thresholds. With a 1-slot rack footprint, supply voltage of 23.9 V, and power consumption of 1.09 W, it integrates quickly into existing automation systems.

Competitive Advantage High-Frequency Vibration Analysis

Radial vibration filters of the 3500/42M 140734-02 cover 4 Hz to 4000 Hz with user-programmable notch and vector filters. This enables precise detection of machinery anomalies and supports automated data-driven decisions in industrial processes.

Competitive Advantage Accurate Thrust and Expansion Measurement

Thrust and differential expansion measurements of the 3500/42M 140734-02 achieve ±0.33% full-scale typical accuracy, ensuring reliable monitoring for axial position changes. The device outputs processed data directly to control systems, automating response actions in real time.

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