
Bently Nevada 3500/42 138708-01 Product Introduction
The Bently Nevada 3500/42 138708-01 is a high-performance vibration monitor module designed for critical machinery protection and condition monitoring. It is part of the renowned Bently Nevada 3500 series, which is widely used in industries such as oil & gas, power generation, and chemical processing. This module provides reliable and accurate vibration measurements, ensuring the safe and efficient operation of rotating equipment.
Product Parameters
| Parameter | Specification |
|---|---|
| Model Number | 3500/42 138708-01 |
| Input Channels | 2 (supports multiple sensor types) |
| Measurement Range | 0-20 mA or 0-10 VDC (configurable) |
| Frequency Response | 0.5 Hz to 10 kHz |
| Accuracy | ±1% of full scale |
| Operating Voltage | 18-32 VDC |
| Power Consumption | <5 W |
| Dimensions (HxWxD) | 241.3 x 24.4 x 163.1mm |
| Weight | 0.46 kg |
| Operating Temp. | -30°C to +70°C (-22°F to +158°F) |
| Certifications | ATEX, IECEx, CSA, FM (optional) |
Product Applications
The 3500/42 module is primarily used for:
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Machinery Protection: Monitors vibration levels in turbines, compressors, pumps, and motors to prevent catastrophic failures.
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Condition Monitoring: Provides real-time data for predictive maintenance, reducing downtime and repair costs.
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Industrial Processes: Ensures operational safety in oil refineries, power plants, and chemical facilities.
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API Compliance: Meets industry standards such as API 670 for machinery protection systems.
Product Advantages
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High Reliability: Engineered for 24/7 operation in harsh environments.
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Flexible Configuration: Supports multiple sensor types (accelerometers, velocity sensors, proximity probes).
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Advanced Diagnostics: Built-in self-test and fault detection capabilities.
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Easy Integration: Compatible with the 3500 series rack and third-party systems.
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Global Certifications: Complies with international safety and performance standards.
Frequently Asked Questions (FAQ)
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What sensors are compatible with the 3500/42 module?
It supports accelerometers, velocity sensors, and proximity probes (e.g., Bently Nevada 3300 series). -
Can the module be used in hazardous areas?
Yes, it is available with ATEX and IECEx certifications for hazardous environments. -
How is the module powered?
It operates on 18-32 VDC and consumes less than 5 W. -
What is the typical response time for alarm triggers?
Alarm response time is <10 ms. -
Is the module hot-swappable?
Yes, it can be replaced without shutting down the entire system. -
How do I configure the 3500/42?
Configuration is done via the 3500/20 or 3500/22 framework software. -
What is the warranty period?
Standard warranty is 12 months, extendable upon request. -
Can it integrate with DCS or PLC systems?
Yes, it supports 4-20 mA outputs and Modbus communication. -
What maintenance is required?
Periodic calibration and firmware updates are recommended. -
Is the module certified for industrial compliance?
Yes, it meets CE, UL, CSA, and RoHS standards.
Recommended Related & Popular Models
| Related Models (Same Series) | Description |
|---|---|
| 3500/22M 138704-01 | Dual-channel vibration monitor with enhanced diagnostics |
| 3500/25 138711-01 | Keyphasor module for phase reference signals |
| 3500/32M 138702-01 | 4-channel temperature monitor |
| 3500/40M 138700-01 | Single-channel vibration monitor |
| 3500/50 138712-01 | Relay module for alarm outputs |
| 3500/92 138715-01 | Communication gateway for system integration |
| Popular Bently Nevada Models | Description |
|---|---|
| 3300 XL 8mm Proximity Probe | Industry-standard shaft vibration sensor |
| 1900/65A Accelerometer | High-temperature vibration sensor |
| 3701/46 Transient Data Interface | Captures high-speed machinery data |
| 2300/20 Dual-Channel Monitor | Compact vibration monitoring solution |
| 4400 Series Thrust Position Monitor | Designed for axial displacement measurement |
| 2600T Proximity Transducer System | Complete kit for radial vibration monitoring |
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