Bently Nevada 3500/42-04-00 Proximitor Seismic Monitor Module

Product Overview — Bently Nevada 3500/42-04-00 Proximitor Seismic Monitor

• Brand: Bently Nevada
• Model: 3500/42-04-00
• Series: 3500 Machinery Protection System
• Module Type: Proximitor Seismic Monitor
• Designed for continuous vibration and position monitoring.
• Supports proximity, velocity, and acceleration sensors.
• Provides reliable machine protection and condition diagnostics.
• Built for critical rotating equipment in harsh industries.
• Manufactured in the United States with industrial reliability.
• Compatible with3500/42 and 3500/42M monitoring systems.

Configuration Breakdown (MECE Structure)

• Main Model: 3500/42 – Multi-parameter seismic monitor
• Suffix Tree Structure:
  • 04 → I/O Module with internal barriers and internal terminations
  • Channel Support → 4 × Proximity / Acceleration inputs
  • 00 → No hazardous area approval selected

Technical Specifications

• Brand: Bently Nevada
• Model: 3500/42-04-00
• Input Channels: 1 to 4 transducer signals
• Supported Sensors: Proximity, velocity, acceleration
• Power Consumption: Typical 7.7 W
• Input Impedance: 10 kΩ
• Transducer Supply: −24 Vdc
• Recorder Output: 4–20 mA proportional output
• Resolution: 0.3662 µA per bit
• Update Rate: ≤100 ms
• Buffered Output Impedance: 550 Ω
• Shaft Absolute Output: 300 Ω

• Measurement Capability
  • Radial vibration monitoring
  • Thrust position measurement
  • Differential expansion tracking
  • Eccentricity analysis
  • Shaft absolute vibration
  • REBAM measurement

• Sensitivity Options
  • 100 mV/mil or 200 mV/mil vibration scaling
  • Acceleration: 10 mV/(m/s²)
  • Velocity: multiple selectable ranges

• Frequency Response
  • Direct filter programmable 4 Hz–4000 Hz
  • Gap filter −3 dB at 0.09 Hz
  • Velocity RMS range 10–5500 Hz
  • Peak measurement 3–5500 Hz

• Accuracy & Linearity
  • Typical accuracy ±0.33% full scale
  • Maximum ±1% full scale
  • Smax accuracy within ±5%

• Signal Processing
  • High-pass and low-pass multi-pole filters
  • 1X and 2X vector tracking filters
  • Constant-Q notch filtering
  • Strong electromagnetic immunity

• Physical Data
  • Dimensions: 241.3 × 24.4 × 241.8 mm
  • Weight: 0.91 kg

Installation Guidelines

• Install inside a standard 3500 rack slot.
• Connect sensors using internal termination points.
• Verify grounding before power connection.
• Keep signal cables separated from power wiring.
• Use shielded cables for noise protection.

Commissioning & Maintenance Convenience

• Front LEDs provide instant status indication.
• Buffered outputs allow live signal testing.
• Short-circuit protected outputs improve safety.
• Hot diagnostics reduce downtime.
• Fast configuration through rack software tools.

Compatibility

• Fully compatible with Bently Nevada 3500 racks.
• Works with proximity probes and Velomitor sensors.
• Integrates with plant DCS and PLC monitoring systems.
• Supports multi-parameter machinery diagnostics.

Environmental Reliability & Interference Resistance

• Designed for industrial vibration environments.
• High immunity to electromagnetic interference.
• Stable performance under radiated noise conditions.
• Internal barriers enhance operational safety.

Certification & Quality Assurance

• Industrial-grade monitoring design.
• Factory tested before shipment.
• 12-Month Warranty Included

Packing List

• 1 × 3500/42-04-00 Monitor Module
• Protective industrial packaging
• Inspection and quality documentation

Shipping Methods

• FedEx International Priority
• UPS Worldwide Express
• DHL Express

Typical Applications & Diagnostic Capability

• Steam and gas turbines
• Centrifugal compressors
• Large industrial pumps
• Power generation equipment
• Early fault detection and vibration trending
• Rotor instability and misalignment analysis

FAQ — Practical Experience & Buying Guide

• What machines benefit most from this monitor?
• High-speed rotating equipment needing continuous protection.
• Can one module handle mixed sensors?
• Yes. Each channel accepts proximity or acceleration inputs.
• How do I choose between sensitivity ranges?
• Select based on vibration amplitude and machine size.
• Is external barrier hardware required?
• No. Internal barriers are already integrated.
• What indicates healthy operation?
• The OK LED remains continuously illuminated.
• How to ensure long service life?
• Maintain clean airflow and stable grounding.
• Buying Advice
• Confirm sensor type before ordering.
• Verify rack compatibility and channel requirements.
• Choose internal barrier models for safer installations.

Contact Information

• Email: sales@powergearx.com
• WhatsApp: +86 18030005825

• Original Source: https://www.powergearx.com/
• Partner: PLCDCS HUB Limited

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