Product details
Product Overview
- Model: 176449-02 Proximitor Seismic Monitor module
- Brand: Bently Nevada
- Series: 3500/42M rack monitor system
- Supports proximity, velocity, and acceleration sensors
- Handles up to four channels per module
- Built for machine protection and vibration analysis
- Used in turbine, compressor, and motor systems
- Made in U.S.A
Configuration Breakdown
- Series Platform
- 3500/42M monitor family
- Module Type
- Proximitor + Seismic monitor
- Multi-sensor input design
- Channel Structure
- 1 to 4 transducer inputs
- Each channel has buffered output
Core Measurement Capabilities
- Radial vibration and shaft motion
- Thrust and differential expansion
- Eccentricity measurement
- Acceleration and velocity channels
- Shaft absolute vibration
- Vector filters for 1X and 2X tracking
- REBAM dynamic measurement mode
Technical Data
- Brand: Bently Nevada
- Model: 176449-02
- Series: 3500/42M
- Input channels: 1 to 4
- Input impedance: 10 kΩ standard
- Typical power use: 7.7 W
- Transducer supply: -24 Vdc
- Recorder output: 4 to 20 mA per channel
- Output impedance: 550 Ω buffered
- Shaft output impedance: 300 Ω
- Resolution: 0.3662 µA per bit
- Update rate: about 100 ms
- Accuracy typical: ±0.33% full scale
- Max error: ±1% full scale
- High pass filters: up to 4-pole
- Low pass filters: 2 or 4-pole
- EMI resistant filter design
Sensitivity Options
- Proximity: 100 or 200 mV per mil
- Differential expansion: 10 or 20 mV per mil
- Acceleration: 100 mV per g
- Velocity ranges: multiple mV per mm/s options
- REBAM: up to 2000 mV per mil
Frequency Response
- Direct filters down to 1 Hz range
- High range up to 5500 Hz
- Gap filters to 0.09 Hz
- Vector filters for speed tracking
- Valid speed range up to 100,000 cpm
- Not OK and bias filters included
Diagnostics and Indicators
- Front OK LED status
- TX/RX rack comm LED
- Bypass mode LED
- Short circuit protected outputs
- Independent channel recorder outputs
- Fast fault visibility from panel
Environmental and Mechanical
- Main board size about 241 × 24 × 242 mm
- Module weight about 0.91 kg
- Designed for rack slot install
- Strong noise rejection design
- Stable under plant EMI conditions
Compatibility Notes
- Works with 3500/42M rack only
- Supports proximity probes
- Supports velocity sensors
- Supports acceleration sensors
- Works with buffered outputs and recorders
Installation Guide
- Insert into correct rack slot
- Match I/O module to sensor type
- Check channel grouping before wiring
- Connect recorder loop correctly
- Verify shield and ground points
Commissioning and Maintenance
- Check LEDs after power up
- Verify channel scale settings
- Test buffered outputs with meter
- Use bypass mode during service
- Clean connectors during shutdown
Typical Application Scenes
- Steam and gas turbines
- Large compressors
- Critical pumps
- High speed motors
- Balance of plant assets
Packing and Service Terms
- Module unit ×1
- Protective packing box
- Tested before shipment
- 12-month warranty
- Shipping by FedEx, UPS, DHL
FAQ
- How many sensors can one module read
- It reads up to four sensors at the same time.
- Can I mix probe and velocity inputs
- Yes, but select the correct I/O type per channel.
- What is a common setup error
- Wrong sensitivity scale. Always match probe rating.
- When should I use vector filters
- Use them for speed related faults and orbit analysis.
- How do I choose this monitor model
- Choose it when you need multi-sensor vibration coverage.
Contact and Ordering
- Email: sales@powergearx.com
- WhatsApp: +86 18030005825
- Series page: 3500/42M
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