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- Bently Nevada
- 3500/25 149369-01+125800-02
- Enhanced Keying Module + I/O Module
- USA
- 119.9 x 24.4 x 256.5 mm
- 0.34 kg
- Xiamen, China
- New & In Stock
- T/T, PayPal, Western Union
- 1 Year
- 1-3 Working Days
- DHL, UPS, TNT, FedEx and EMS.
- 24-Hour Service
- COO
- 4
Our advantage
Global Logistics
We have a 10-year logistics and express cooperation agreement, so our products can be shipped to any place in the world.
Brand new and original
Our products are imported in bulk from the place of origin. Because of the cooperative relationship, our products are all original and 100% new.
24-hour service
We provide 7*24 hours service to our customers. We will be there whenever you need us.
Price advantage
All our products are priced very favorably because we have our own warehouse and supply.
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| Mobile | +8615980777398 | ||
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Product Overview
The Bently Nevada 3500/25 (149369-01 + 125800-02) Enhanced Keyphasor Module + I/O Module is an advanced configuration within the Bently Nevada 3500 machinery protection system, combining an enhanced Keyphasor processing module with an I/O module (internal terminal type, revision 125800-02).
Compared with standard configurations, this version provides improved signal handling and compatibility, delivering accurate phase reference signals and stable I/O connectivity for high-precision machinery monitoring.
Technical Specifications
| Parameter | Details |
|---|---|
| Manufacturer | Bently Nevada |
| Model | 3500/25 |
| Configuration | 149369-01 + 125800-02 |
| Product Type | Enhanced Keyphasor Module + I/O Module |
| Function | Phase signal processing and I/O interfacing |
| Dimensions | 119.9 × 24.4 × 256.5 mm |
| Weight | 0.34 kg |
| Installation | Rack-mounted (3500 system rack) |
| Application | Phase monitoring and vibration analysis |
| Environment | Industrial-grade |
| Signal Type | Keyphasor (phase reference signal) |
| Compatibility | Bently Nevada 3500 system |
Function and Working Principle
The Bently Nevada 3500/25 (149369-01 + 125800-02) Enhanced Keyphasor Module + I/O Module performs signal acquisition, processing, and interfacing.
Working Principle:
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Receives Keyphasor signals from proximity probes or phase sensors
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The I/O module (125800-02) provides improved internal connection and signal routing
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The enhanced Keyphasor module performs advanced signal conditioning and phase processing
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Outputs refined phase reference signals to monitoring modules
Core Functions:
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High-precision phase signal processing
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Internal I/O connectivity with updated interface design
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Signal conditioning and enhancement
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Stable phase synchronization
Role in Industrial Control Systems
This configuration plays an important role by:
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Providing accurate phase reference signals for machinery monitoring
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Improving signal stability and compatibility
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Supporting advanced vibration diagnostics
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Enhancing system reliability and performance
It is suitable for systems requiring higher compatibility and refined signal handling.
Industrial Applications
The Bently Nevada 3500/25 (149369-01 + 125800-02) Enhanced Keyphasor Module + I/O Module is widely used in:
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Turbine monitoring systems
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Compressor and pump diagnostics
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Generator and motor monitoring
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Oil and gas facilities
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Petrochemical plants
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Power generation systems
It is especially suitable for applications requiring precise phase analysis and reliable signal integration.
Installation and System Integration
For optimal performance:
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Installed in a Bently Nevada 3500 rack system
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Connected to Keyphasor sensors and probes
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Integrated with vibration and monitoring modules
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Uses internal terminal I/O for secure wiring
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Installed according to manufacturer guidelines
Proper installation ensures accurate data acquisition and system stability.
Compatible System Components
This module works with:
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Bently Nevada vibration monitoring modules
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Keyphasor and proximity probes
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Rack Interface Modules (RIM)
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Transient Data Interface (TDI) modules
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Other 3500 series modules
Together, they form a complete machinery protection solution.
Recommended Alternative Models
| Model | Type | Key Feature | Application |
|---|---|---|---|
| 149369-01 + 125800-02 | Enhanced Phase + I/O | Improved compatibility | Advanced systems |
| 149369-01 + 125800-01 | Enhanced Phase + I/O | Standard internal I/O | General use |
| 126648-02 | Isolated I/O Module | Electrical isolation | High-noise environments |
| 125792-01 | Phase Module | Basic phase measurement | Standard monitoring |
Key Advantages
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Enhanced signal compatibility and processing
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Stable and accurate phase signal output
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Improved internal I/O interface (125800-02)
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Supports high-precision vibration diagnostics
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Seamless integration with 3500 systems
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Reliable industrial performance
Technical FAQs
What is the difference from 125800-01 version?
The 125800-02 version typically offers updated interface or compatibility improvements.
What is the main function of this module?
It processes and outputs enhanced Keyphasor (phase) signals.
Where is it used?
In industrial monitoring systems requiring accurate phase reference signals.
Conclusion
The Bently Nevada 3500/25 (149369-01 + 125800-02) Enhanced Keyphasor Module + I/O Module is a reliable and enhanced solution for phase signal monitoring.
It provides:
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Accurate and stable phase signal processing
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Improved I/O module compatibility
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Strong support for vibration diagnostics
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Seamless integration with 3500 systems
For engineers and system integrators, this module is a high-quality choice for achieving dependable and precise machinery monitoring in demanding industrial applications.