Introduction
The model 3500/05-02-04-00-00 is a highly specialized vibration monitoring module, typically a Seismic Input / Tachometer Module from the Bently Nevada 3500 Machinery Protection System. Its primary function is to interface with seismic transducers (like accelerometers) and tachometer probes (Keyphasor®). It conditions the input signals, processes them, and provides crucial machine vibration and speed data to the monitoring system for protection and analysis. This module is essential for monitoring the health and performance of rotating machinery in industrial environments.
Parameters / Specifications
The following table outlines the key technical parameters for the 3500/05-02-04-00-00 module.
| Parameter | Specification |
|---|---|
| Model Number | 3500/05-02-04-00-00 |
| Description | Seismic Input / Tachometer Module |
| Physical Dimensions (H x W x D) | Approx. 190 mm x 40 mm x 120 mm (7.5 in x 1.6 in x 4.7 in) [Standard 3500 Series frame slot] |
| Weight | Approx. 0.45 kg (1.0 lb) |
| Input Channels | - Two Seismic (Accelerometer) Inputs - One Tachometer (Keyphasor) Input |
| Seismic Input Type | Accepts signals from ICP®/IEPE type accelerometers |
| Tachometer Input | Accepts signals from proximity probes, magnetic pickups, or photoelectric sensors |
| Power Supply | Powered by the 3500 rack; typically +24 VDC from the system power supply |
| Operating Temperature | -30°C to +65°C (-22°F to +149°F) |
| Compatibility | Bently Nevada 3500 Series Rack |
Note: Exact dimensions and weight may vary slightly. Always refer to the official product datasheet for critical applications.
Application Scenarios
The 3500/05-02-04-00-00 module is deployed in various industrial settings to monitor the mechanical condition of assets. Key application scenarios include:
General Machinery Vibration Monitoring:
Continuously monitoring the overall vibration levels of machines like pumps, fans, compressors, and motors using accelerometers. This helps in detecting imbalance, misalignment, looseness, and bearing defects.
Speed and Phase Reference (Keyphasor®):
Determining the phase angle of vibration for balancing.
Identifying synchronous vs. non-synchronous vibrations.
Enabling startup and shutdown (coast-down) data collection for transient analysis.
Providing a once-per-revolution timing signal from the tachometer input. This is critical for:
Condition-Based Maintenance (CBM):
Serving as a primary data source for maintenance programs. By tracking vibration trends and speed, plants can schedule maintenance proactively, avoiding unplanned downtime and catastrophic failures.
Protection of Non-Rotating Structures:
Monitoring absolute vibration of machine structures, foundations, and skids (e.g., for gas turbines or large compressor trains) to ensure structural integrity.
Auxiliary Equipment Monitoring:
Protecting critical auxiliary drives, gearboxes, and other supporting equipment that are essential for the main process unit's operation.
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Each product has been tested by our technicians, providing 12-month long warranty, worry-free after-sales
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- Bulk order enjoys Friendship discount (2 pieces or more can be applied)
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7×24 hours technical consultation, from selection guidance to installation and commissioning to provide full life cycle service (paid)
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