



Introduction
The Bently Nevada 3500/42M (Part No. 135489-01) is a precision monitoring module designed to track shaft displacement and vibration in critical rotating machinery. Integrated within the 3500 series rack, it provides accurate real-time measurements that support machinery protection, fault diagnostics, and predictive maintenance. Its architecture emphasizes reliability, signal integrity, and straightforward integration, making it an essential component in industrial reliability programs.
Technical Specifications
| Parameter | Description |
|---|---|
| Model | 3500/42M |
| Part Number | 135489-01 |
| Module Type | Proximitor/Seismic Monitoring Module |
| Dimensions | 241.3 × 24.4 × 163.1 mm (H × W × D) |
| Weight | 0.46 kg |
| Supported Signals | Shaft proximity, vibration/seismic inputs |
| System Integration | Bently Nevada 3500 Machinery Protection System |
| Mounting | Rack-mounted, multi-channel configuration |
| Operational Role | Continuous condition monitoring for rotating equipment |
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