Bently Nevada 125720-01 4-Channel Relay I/O Module: Industrial Machinery Protection Solution
Engineered for precision control in critical industrial environments, the Bently Nevada 125720-01 4-Channel Relay I/O Module delivers robust relay output capabilities with advanced programmability. Designed for seamless integration into Bently Nevada 3500 systems, this full-height module provides four independent relay outputs optimized for machinery protection applications, offering flexible voting logic configuration and reliable performance in demanding operational conditions.


Key Features
- Independent Relay Outputs: Four isolated relay channels enable precise control over machine protection logic and alarm systems.
- Flexible Programming: Supports customizable voting logic configurations for specialized machinery protection requirements.
- Universal Compatibility: Installs in any available slot to the right of the Rack Interface Module within 3500-series systems.
- Integrated Connectivity: Built-in terminations for proximity probes and seismic transducers simplify system integration.
- Industrial Durability: Engineered to withstand harsh operating environments while maintaining signal integrity.
Technical Specifications
| Parameter | Specification |
|---|---|
| Model | 125720-01 |
| Series | Bently Nevada 3500 |
| Dimensions | 2.5 x 11.2 x 24.2 cm |
| Weight | 0.5 kg |
| Installation | Full-height module (right-side rack slots) |
| Channel Configuration | 4 independent relay outputs |
Application Fields
This I/O module serves as a critical component in turbine protection systems, compressor monitoring, and rotating equipment safeguarding. Its programmable relay architecture makes it ideal for oil & gas facilities, power generation plants, and industrial manufacturing environments requiring precise machine health monitoring and emergency shutdown capabilities.
Our Product Range
We distribute premium industrial control solutions from leading brands including ABB (DSQC series, PM866), GE Fanuc (VMIVME-7807), Triconex (3008, 3720), Foxboro (FBM203, FCP270), Woodward (UG-10D), and Emerson Epro systems. Our inventory features both standard and obsolete components with global traceability and comprehensive testing.







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