Overview
The Bently Nevada 3500/42 Proximitor/Seismic Monitor Module 140734-02 is engineered for comprehensive machinery vibration and position monitoring. It processes signals from both proximity probes and seismic sensors, delivering accurate real-time machine condition data.
This module is widely deployed in critical rotating equipment applications where precise vibration analysis is essential. Moreover, it provides dual capability for measuring shaft displacement and casing vibration within a single integrated platform.
Engineers rely on this module to detect early mechanical abnormalities such as imbalance, misalignment, and structural resonance. Therefore, it plays a crucial role in protecting high-value assets and ensuring operational continuity.
In addition, it integrates seamlessly into the Bently Nevada 3500 system, enabling centralized monitoring, diagnostics, and alarm management. This integration enhances system efficiency and improves overall predictive maintenance performance.
Key Features and Functional Highlights
- Supports both proximity probe and seismic transducer signal inputs
- Provides integrated vibration and position monitoring in one module
- Moreover, enables early detection of mechanical faults in rotating machinery
- Fully compatible with Bently Nevada 3500 machinery protection architecture
- Therefore, enhances asset reliability and reduces unplanned downtime risk
- Offers flexible configuration for different industrial monitoring requirements
- Designed for continuous operation in demanding industrial environments
Specification
| Parameter | Description |
|---|---|
| Module Type | Proximitor / Seismic Monitor Module |
| Model Number | 3500/42 |
| Part Number | 140734-02 |
| System Compatibility | Bently Nevada 3500 Machinery Protection System |
| Input Signal Types | Proximity probes and seismic sensors (velocity/acceleration) |
| Measurement Functions | Shaft vibration, radial displacement, and casing vibration |
| Number of Channels | Typically 4-channel monitoring configuration |
| Signal Processing | High-precision conditioning and real-time vibration analysis |
| Alarm Functions | Configurable alert and danger setpoints per channel |
| Integration | Works with 3500 rack and system software platforms |
| Display Interface | LED status indicators for channel and system health |
| Mounting | Rack-mounted within 3500 system chassis |
| Data Output | System backplane communication for centralized monitoring |
| Environmental Design | Suitable for industrial vibration and temperature conditions |
| Operating Temperature | Standard industrial operating range |
| Reliability | Designed for continuous operation in critical machinery systems |
| Compliance | Meets industrial machinery protection standards |
FAQ
Q1: What does the 3500/42 monitor module do?
A1: It monitors both vibration and position using proximity and seismic sensors for machinery protection.
Q2: Can it handle multiple sensor types?
A2: Yes, it supports both proximity probes and seismic vibration sensors in one module.
Q3: Where is this module typically used?
A3: It is used in turbines, compressors, pumps, and other rotating machinery systems.
Q4: Does it integrate with the 3500 system rack?
A4: Yes, it fully integrates into the Bently Nevada 3500 monitoring system architecture.
Q5: What types of vibration does it measure?
A5: It measures shaft vibration, casing vibration, and radial displacement signals.

















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