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Bently Nevada 3500/42M 140482-01 – Product Introduction
The Bently Nevada 3500/42M 140482-01 Proximitor/Seismic Monitor is an advanced monitoring module designed for critical vibration and position measurements in industrial rotating machinery. As part of the 3500 Machinery Protection System, this module delivers high-reliability condition monitoring and protection functions, ensuring the safety and operational integrity of turbines, compressors, pumps, and other high-value assets.
The 3500/42M model is an upgraded generation of Bently Nevada’s monitoring technology, offering improved processing performance, enhanced diagnostics, and greater configuration flexibility compared to earlier models. It supports proximity transducers and seismic sensors, providing operators with real-time data on shaft vibration, position, and other dynamic parameters essential for predictive maintenance and avoiding catastrophic failures.
Product Parameters
| Parameter | Description |
|---|---|
| Model Number | 3500/42M 140482-01 |
| Product Type | Proximitor / Seismic Monitor Module |
| Number of Channels | 4 independent channels |
| Supported Sensors | Proximity probes, seismic transducers |
| Measurement Types | Radial vibration, shaft position, acceleration, velocity |
| Input Signal Range | Configurable for multiple sensor types |
| Output Options | 4–20 mA, relay, buffered output |
| Power Supply | Supplied via 3500 rack backplane |
| Operating Temperature | –30°C to +65°C (–22°F to +149°F) |
| Storage Temperature | –40°C to +85°C (–40°F to +185°F) |
| Humidity | 95% non-condensing |
| Certifications | CE, CSA, ATEX (depending on system configuration) |
| Dimensions | 241.3 x 24.4 x 163.1 mm |
| Weight | 0.46 kg |
Product Applications
The 3500/42M 140482-01 is widely used in industrial vibration monitoring and machine protection applications. Typical usage includes:
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Steam and gas turbines for vibration, eccentricity, and axial position monitoring
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Centrifugal and reciprocating compressors to track shaft dynamics and prevent mechanical damage
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High-speed pumps to identify imbalance, misalignment, and bearing wear
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Industrial fans and blowers to reduce unplanned outages
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Gearboxes to detect gear mesh and bearing degradation early
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Condition monitoring systems integrated with control systems for predictive maintenance
Its compatibility with both proximitor and seismic sensors makes it versatile for different machine configurations and critical plant assets.
Product Advantages
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High Channel Density – Four fully independent channels in a compact module, reducing rack space usage.
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Flexible Sensor Support – Compatible with proximity probes and seismic sensors, enabling multi-machine coverage.
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Advanced Filtering and Signal Processing – Provides precise, noise-free measurements even in challenging industrial environments.
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Rack Integration – Seamlessly fits into the Bently Nevada 3500 rack system for centralized monitoring and protection.
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Configurable Alarm Functions – Supports multiple alarm setpoints per channel for customized protection strategies.
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Field-Proven Reliability – Designed for continuous operation in harsh conditions with high MTBF (Mean Time Between Failures).
FAQ
1. What is the primary function of the 3500/42M 140482-01?
It measures and monitors machine vibration, position, and seismic parameters, providing both condition monitoring and protection.
2. How many channels does this module have?
It has four independent measurement channels, each configurable for different sensor types.
3. Can it be used with both proximity probes and seismic sensors?
Yes, it supports both sensor types, making it suitable for a variety of machinery applications.
4. Is the module hot-swappable?
No, the module should only be inserted or removed when the rack is powered down to prevent damage.
5. Does it store data locally?
It does not have onboard storage; it transmits measurement data to the 3500 rack for processing and communication.
6. What communication options are available?
Data can be accessed via the 3500 rack’s communication processors, typically Modbus or proprietary interfaces.
7. What kind of alarms can be set?
You can configure alert and danger setpoints for each channel, which can activate relays or outputs.
8. Is the 3500/42M certified for hazardous areas?
Yes, when used with a properly certified 3500 rack, it can meet ATEX and CSA hazardous area requirements.
9. How is power supplied to the module?
It receives power from the 3500 rack backplane; no external power connection is needed.
10. What maintenance is required?
Routine maintenance involves sensor calibration checks and verifying proper module function during scheduled plant outages.
Recommended Models – Same Series or Related
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Bently Nevada 3500/42M 128240-01
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Bently Nevada 3500/42M 135489-02
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Bently Nevada 3500/42M 135489-03
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Bently Nevada 3500/42M 138708-01
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Bently Nevada 3500/42M 140734-02
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Bently Nevada 3500/42M 149992-01
Popular Models from the Same Brand
| Model Number | Description | Channels / Type | Dimensions (H×W×D) | Weight |
|---|---|---|---|---|
| 3500/15 | Power Supply Module | – | 241×24×241 mm | 0.8 kg |
| 3500/22M | Transient Data Interface | – | 241×24×241 mm | 0.85 kg |
| 3500/32M | 4-Channel Relay Module | 4 | 241×24×241 mm | 0.82 kg |
| 3500/33 | 16-Channel Relay Module | 16 | 241×48×241 mm | 1.2 kg |
| 3500/34 | TMR Relay Module | – | 241×48×241 mm | 1.25 kg |
| 3500/60 | Temperature Monitor | 6 | 241×24×241 mm | 0.9 kg |
| 3500/61 | Temperature Monitor | 16 | 241×48×241 mm | 1.1 kg |
| 3500/92 | Communication Gateway | – | 241×24×241 mm | 0.85 kg |
