1. Technical Specifications

• Model: 3500/65 145988-02
• Type: Rotor Dynamics Monitoring Module
• Dimensions: Specific dimensions are detailed in the technical manual.
• Weight: Typically around 1.5 lbs (0.68 kg).
• Power Supply: Operates with a nominal voltage of 24V DC.
• Temperature Range: Designed to operate in temperatures ranging from -40°C to +70°C (-40°F to +158°F).
• Communication: Interfaces with the Bently Nevada 3500 Series System, which communicates over a proprietary high-speed serial bus.

2. Functionality and Features

• Rotor Dynamics Monitoring: Measures and monitors key dynamic characteristics of rotating machinery, including shaft vibrations, shaft displacement, and other critical parameters.
• Data Acquisition: Capable of acquiring and processing vibration data, rotational speed, and other dynamics essential for accurate machinery health monitoring.
• Alarm and Shutdown: Configurable for real-time alarms and automatic shutdown responses based on pre-set thresholds, helping to protect machinery from damage.
• Integration: Integrates seamlessly with the Bently Nevada 3500 Series rack and supports the overall machinery protection system.
• Signal Processing: Advanced signal processing capabilities for accurate data interpretation and diagnosis.
• Modular Design: Designed for ease of maintenance and replacement, with modular components that simplify system upgrades and troubleshooting.
• Diagnostics: Includes diagnostic capabilities to help identify issues within the module or the machinery it monitors.

3. Applications

• Industrial Machinery: Used extensively in various industrial applications to monitor and protect critical rotating machinery such as gas turbines, steam turbines, compressors, and pumps.
• Power Generation: Commonly employed in power generation facilities to ensure the reliability and safety of turbines and other critical rotating equipment.
• Oil & Gas: Applied in the oil and gas industry for monitoring equipment such as centrifugal compressors and pump systems.
• Chemical and Petrochemical Plants: Used to monitor and protect machinery in chemical processing and petrochemical industries, where equipment reliability is crucial.
• Marine and Aerospace: Implemented in marine and aerospace applications to ensure the safe operation of critical machinery.

4. Installation and Maintenance

• Installation: Typically installed in a Bently Nevada 3500 Series Rack. The module is mounted in a standard 19-inch rack and connected via the Bently Nevada system’s communication bus.
• Maintenance: Regular checks are required to ensure proper operation. Periodic calibration and verification against known standards are recommended to maintain accuracy and reliability.
• Support: Maintenance and support often involve checking module connections, recalibrating sensors, and ensuring firmware is up to date.

5. Related Products and Systems

• Bently Nevada 3500 Series: The 3500/65 module is part of the broader 3500 Series, which includes various other modules for vibration monitoring, control, and protection.
• Bently Nevada System: Integrates with other Bently Nevada equipment and software for comprehensive machinery health management and monitoring solutions.

6. Technical Support and Documentation

• Documentation: Detailed specifications, installation instructions, and maintenance guidelines can be found in the official Bently Nevada 3500/65 documentation and user manuals.
• Technical Support: For specific support, troubleshooting, or additional technical information, contacting Bently Nevada (part of Baker Hughes) directly or visiting their official website is recommended.