Description
Product Overview
- The Bently Nevada 140734-02 is a 4-channel vibration and position monitor.
- Built for the 3500 machinery protection platform.
- Supports proximity and seismic sensors.
- Designed for continuous machine safety.
- Used in critical rotating equipment.
Core Purpose
- Protects machines with real-time comparison to limits.
- Supports operations and maintenance teams.
- Delivers stable data for trend analysis.
- Reduces risk of unexpected shutdowns.
Key Technical Identity
- Brand: Bently Nevada
- Model: 140734-02
- Series: 3500 System
- Module Type: Proximitor and Seismic Monitor
- Channel Count: 4
Measurement Functions
- Radial vibration and thrust position
- Differential expansion and eccentricity
- Acceleration and velocity
- Shaft absolute and circular acceptance region
- REBAM rotor behavior monitoring
Input Performance
- Sensor Types: Proximity, velocity, acceleration
- Input Channels: 1 to 4 signals
- Standard Impedance: 10 kΩ
- TMR Effective Impedance: 50 kΩ
- Transducer Supply: -24 Vdc
Sensitivity Options
- Vibration: 100 mV/mil or 200 mV/mil
- Differential expansion: 10 mV/mil or 20 mV/mil
- REBAM signals: up to 2000 mV/mil
- Acceleration: 100 mV per g
- Velocity: up to 500 mV per inch per second
Signal Conditioning Accuracy
- Typical Accuracy: ±0.33% of full scale
- Maximum Error: ±1%
- Update Speed: 100 ms or faster
- Stable across wide speed ranges.
Frequency Response Highlights
- Vibration: up to 4,000 Hz
- Acceleration peak: up to 30,000 Hz
- Velocity RMS: up to 5,500 Hz
- Vector analysis up to 60,000 cpm
Outputs & Interfaces
- Buffered coax output per channel
- Recorder output: 4–20 mA per channel
- Load resistance: up to 600 Ω
- Short-circuit protected outputs
Status Indication
- OK LED: Normal operation
- TX/RX LED: Rack communication
- Bypass LED: Bypass active
Alarm Handling
- Alert and Danger thresholds adjustable
- Range from 0 to 100% of scale
- Time delays up to 60 seconds
- Prevents false trips during transients
Electrical & Mechanical Data
- Typical Power: 7.7 W
- Fits standard 3500 rack slots
- Industrial-grade connectors
Main Selling Points
- Multiple functions in one module
- High accuracy across wide speeds
- Supports advanced rotor diagnostics
- Trusted OEM design
- Long service life
Installation & Maintenance
- Configured by 3500 software
- No manual tuning required
- Easy module replacement
- Supports planned maintenance cycles
Typical Applications
- Steam and gas turbines
- Compressors and pumps
- Generators and motors
- Oil, gas, and power plants
Warranty & Shipping
- Warranty: 12 months
- Shipping: FedEx, UPS, DHL
- Professional export packaging
FAQ
- Can one channel handle more than one measurement?
- Yes. Channels work in pairs to run two functions.
- Is this module suitable for high-speed machines?
- Yes. It supports speeds up to 60,000 cpm.
- How do I choose between velocity and acceleration?
- Velocity suits low-speed machines. Acceleration fits high-speed faults.
- Does it support future system expansion?
- Yes. It integrates with other 3500 modules.
- Is this model good for critical assets?
- Yes. It is designed for continuous protection.
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PLCDCS HUB Limited.
All rights reserved.
Partner:
Powergear X Automation Limited
Oiltech Controls Limited
Contact:
+86 158 8020 0923
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