3500/42-09-05 | Bently Nevada | Seismic & Proximitor I/O Module

Overview

The 3500/42-09-05 by Bently Nevada is a precision Proximitor and Seismic monitoring module designed for continuous monitoring of critical rotating machinery. Its rugged construction and advanced signal conditioning allow reliable measurement of vibration and shaft displacement under harsh industrial conditions.

Key Features

• Four independent monitoring channels for simultaneous signal acquisition

• Compatible with Proximitor and Seismic transducers

• Advanced signal conditioning for accurate and stable measurements

• Continuous monitoring to reduce unexpected machinery downtime

• Compact design suitable for industrial racks and enclosures

Technical Specifications

• Model: 3500/42-09-05

• Brand: Bently Nevada

• Product Type: Proximitor/Seismic Monitoring Module

• Channels: 4

• Proximity Sensor Measurement Range: 0.025–0.500 in (0.64–12.7 mm)

• Proximity Frequency Response: DC to 20 kHz

• Proximity Output Signal: 0–10 VDC

• Seismic Sensor Sensitivity: 10 mV/g

• Seismic Frequency Response: 10 Hz to 10 kHz

• Seismic Output Signal: 0–10 VDC

• Operating Temperature: -40°C to +80°C (-40°F to 176°F)

• Communication Interfaces: Ethernet, RS-485 (optional depending on system integration)

• Enclosure Compatibility: Rack-mountable within 3500 series systems

Applications

• Vibration Analysis: Monitors key points on turbines, compressors, and pumps to detect mechanical faults.

• Position Sensing: Uses Proximitor transducers to track shaft displacement for precise alignment and safety interlocks.

• Seismic Detection: Captures high-sensitivity vibration data for preventive maintenance and predictive diagnostics.

• Condition-Based Maintenance: Enables integration with plant monitoring systems to prevent unscheduled downtime.

FAQ

Q: Can this module handle extreme environmental conditions?
A: Yes, it operates from -40°C to +80°C (-40°F to 176°F) with stable performance.

Q: What types of sensors are compatible?
A: 3500/42-09-05 supports both Proximitor and Seismic transducers.

Q: How many channels are available for monitoring?
A: The module provides four independent channels for simultaneous measurement.