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- Bently Nevada
- 3500/25M 126648-01
- 3500/25M 126648-01 Key Phase Input/Output Module (External Terminal)
- USA
- 241.3 x 24.4 x 103.1 mm
- 0.46 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
- 0
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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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Product Overview
The Bently Nevada 3500/25M (126648-01) Keyphasor Input/Output Module (External Terminal) is an external terminal interface module used in the Bently Nevada 3500/25M machinery protection system.
It is designed to provide a reliable connection point for Keyphasor (phase reference) signals, enabling field devices such as proximity probes to interface with the monitoring system through external terminal wiring. This improves installation flexibility, wiring organization, and maintenance efficiency in industrial applications.
Technical Specifications
| Parameter | Details |
|---|---|
| Manufacturer | Bently Nevada |
| System | 3500/25M |
| Part Number | 126648-01 |
| Product Type | Keyphasor Input/Output Module (External Terminal) |
| Function | Phase signal input/output interface |
| Dimensions | 241.3 × 24.4 × 103.1 mm |
| Weight | 0.46 kg |
| Installation | Rack-mounted |
| Application | Phase signal connection and monitoring |
| Environment | Industrial-grade |
| Compatibility | Bently Nevada 3500/25M system |
Function and Working Principle
The Bently Nevada 3500/25M (126648-01) Keyphasor Input/Output Module (External Terminal) serves as a connection and routing interface for Keyphasor signals.
Working Principle:
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Receives phase signals from external sensors or probes
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Provides external terminal blocks for secure field wiring
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Routes signals to internal processing modules within the 3500 system
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Ensures stable and accurate signal transmission
Core Functions:
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Keyphasor signal input and output
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External terminal wiring interface
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Signal routing and connection
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Support for system integration
Role in Industrial Control Systems
This module plays a key role by:
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Providing a centralized interface for phase signals
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Simplifying field wiring and system layout
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Enhancing maintainability and accessibility
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Supporting reliable signal transmission
It is essential for systems requiring organized wiring and flexible connectivity.
Industrial Applications
The Bently Nevada 3500/25M (126648-01) Keyphasor Input/Output Module (External Terminal) is widely used in:
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Turbine monitoring systems
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Compressor and pump diagnostics
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Power generation plants
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Oil and gas facilities
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Petrochemical industries
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Industrial machinery monitoring
It is ideal for applications requiring flexible external wiring and reliable phase signal connections.
Installation and System Integration
For proper operation:
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Installed in a Bently Nevada 3500/25M rack system
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Connected to Keyphasor probes and sensors
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Serves as the interface between field devices and internal modules
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Installed according to manufacturer guidelines
Proper installation ensures stable signal routing and reliable system performance.
Compatible System Components
This module works with:
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Keyphasor sensors and proximity probes
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Vibration monitoring modules
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Rack Interface Modules (RIM)
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Transient Data Interface (TDI) modules
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Other 3500/25M system components
Together, they form a complete machinery monitoring system.
Recommended Alternative Models
| Model | Type | Key Feature | Application |
|---|---|---|---|
| 126648-01 | External Terminal I/O | Wiring interface | General use |
| 128718-01 | External Terminal Module | Flexible wiring | Standard systems |
| 126648-02 | Isolated I/O Module | Signal isolation | High-noise environments |
| 125800-01 | Internal Terminal I/O | Compact wiring | Space-limited setups |
Key Advantages
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Flexible external wiring and connectivity
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Simplified installation and maintenance
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Improved system organization
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Reliable signal transmission
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Industrial-grade durability
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Seamless integration with 3500/25M systems
Technical FAQs
What is the main function of this module?
It provides external terminal connections for Keyphasor signals.
Does it process signals?
No, it is a passive interface module for wiring and routing.
Where is it used?
In 3500/25M systems for connecting phase reference signals from field devices.
Conclusion
The Bently Nevada 3500/25M (126648-01) Keyphasor Input/Output Module (External Terminal) is an essential interface component for phase signal connection and wiring management.
It provides:
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Stable and reliable signal connections
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Flexible external terminal wiring
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Easy maintenance and installation
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Seamless integration within 3500/25M systems
For engineers and system integrators, this module is a practical and reliable solution for building efficient and well-structured machinery monitoring systems.