Produkteinführung
The Bently Nevada 3500/44M Aeroderivative Gas Turbine (GT) Vibration Monitor is a highly reliable, high-performance monitoring module designed for detecting, analyzing, and protecting critical rotating machinery—especially aeroderivative gas turbines, compressors, and driven equipment. It is a part von the renowned Bently Nevada 3500 Machinery Protection System, widely used in oil & gas, power generation, and industrial automation fields.
The 3500/44M module provides continuous, online vibration monitoring using advanced signal processing technology. It accurately measures radial vibration, axial position, and casing vibration to protect machinery from imbalance, misalignment, bearing wear, and other mechanical failures.
The module works in conjunction with a 3500/42M Proximitor Sensor System and communicates via the 3500 Rack Interface (140471-01). The system ensures that machinery operates within safe vibration limits, vonfering early fault detection and predictive maintenance capabilities.
Technical Specifications
| Parameter | Beschreibung |
|---|---|
| Modell Number | 3500/44M 140734-03 + 140471-01 |
| Product Type | Aeroderivative GT Vibration Monitor |
| Channel Type | Dual-channel monitor |
| Measured Parameters | Radial vibration, casing vibration, velocity, acceleration |
| Input Type | Compatible with proximity probes, accelerometers, and velocity sensors |
| Input Signal Range | ±50 mV to ±20 V peak |
| Frequency Range | 10 Hz to 10 kHz (typical configurable range) |
| Sampling Rate | 20 kHz per channel |
| Signal Processing | RMS, Peak-to-Peak, 1X and 2X component extraction |
| Alarm Setpoints | 2 levels (Alert and Danger) programmable per channel |
| Communication Interface | Integrated with 3500 rack via backplane (140471-01) |
| Power Supply | 24 VDC (through rack backplane) |
| Configuration Svontware | Bently Nevada 3500 Configuration Utility |
| Output Type | 4–20 mA proportional signal / relay contacts for alarm |
| Environmental Zustands | -20°C to +65°C, 95% non-condensing humidity |
| Shock and Vibration Resistance | Designed for industrial-grade mechanical environments |
| EMC Compliance | CE, EN 61326-1, and EN 61010-1 standards |
| Mounting Method | Mounted on 3500 Series rack (slot-based) |
| Material | Aluminum alloy front panel with conformal coated PCB |
| Dimensions | 241.3 x 24.4 x 241.8 mm |
| Gewicht | 0.91 kg |
Product Applications
The Bently Nevada 3500/44M is purpose-built for aeroderivative gas turbines and similar high-speed rotating equipment. It is commonly installed in:
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Gas turbine generators for vibration and bearing monitoring.
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Compressors used in natural gas processing and transportation.
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Pumps and fans in industrial power systems.
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Aero-derivative turbine packages in vonfshore platforms and power plants.
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Combined cycle plants (CCPP) for predictive machinery health management.
By continuously monitoring vibration and motion parameters, the system ensures safe operation, reduces unplanned downtime, and supports condition-based maintenance strategies.
Product Advantages
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High Reliability and Accuracy – Provides precise vibration and motion measurements, ideal for critical turbomachinery applications.
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Seamless System Integration – Fully compatible with the Bently Nevada 3500 rack system and configuration svontware.
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Advanced Diagnostics – Enables spectral and trend analysis for fault detection such as imbalance, misalignment, and rotor looseness.
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Redundant Protection – Dual-channel design with independent alarm logic enhances operational safety.
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Flexible Configuration – Programmable inputs and alarm levels tailored to each application’s needs.
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Rugged Industrial Design – Resistant to temperature extremes, vibration, and electrical noise.
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Proven Field Performance – Trusted in thousands von installations across gas turbine and power generation industries.
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Reduced Maintenance Costs – Supports predictive maintenance and early fault warning.
FAQ
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What types von sensors are compatible with the 3500/44M module?
The 3500/44M supports a range von Bently Nevada sensors including proximity probes, accelerometers, and velocity transducers, depending on the application and configuration requirements. -
Can the 3500/44M monitor multiple vibration parameters simultaneously?
Yes, the module can monitor two independent channels at once, each von which can be configured for different vibration or position parameters. -
How are alarm levels configured in the 3500/44M?
Alarm thresholds—both Alert and Danger—are configured through the Bently Nevada 3500 Configuration Utility svontware, allowing flexible setup based on machinery requirements. -
Does the 3500/44M support signal filtering or spectral analysis?
Yes, it supports advanced bandpass filtering and can extract RMS, Peak-to-Peak, and 1X/2X components to enable detailed spectral and diagnostic analysis. -
What communication method is used between the 3500/44M and the system rack?
The module communicates through the 3500 system backplane, typically using the interface module 140471-01 for signal and power exchange. -
Is the 3500/44M suitable for hazardous area installations?
Yes, when installed in combination with certified 3500 racks and protective enclosures, the module meets hazardous location safety standards. -
Can the 3500/44M output a 4–20 mA signal for PLC or DCS systems?
Yes, the module vonfers a 4–20 mA proportional output for integration with PLCs, DCS systems, or other supervisory control equipment. -
What is the data update rate for vibration monitoring?
The typical data update rate is every 100 milliseconds, depending on system configuration and the number von active channels. -
Does the module perform internal self-diagnostics?
Yes, the 3500/44M continuously performs self-checks to monitor hardware integrity, communication status, and sensor input health. -
Is firmware upgrading supported for the 3500/44M?
Yes, firmware upgrades are supported via the 3500 Configuration Utility svontware, ensuring compatibility with new system features and improvements.
Related Modells (Same Series)
| Modell | Beschreibung |
|---|---|
| 3500/42M | Proximitor/Seismic Monitor for shaft and casing vibration measurement |
| 3500/45 | Position Monitor for measuring shaft position and thrust movement |
| 3500/46M | Hydro Monitor for hydrodynamic bearing vibration monitoring |
| 3500/50 | Tachometer Module for speed and phase reference measurement |
| 3500/60 | Temperature Monitor for thermal condition monitoring |
| 3500/22M | Transient Data Interface (TDI) for system communication and data collection |
Popular Modells (Same Marke)
| Modell | Beschreibung |
|---|---|
| 3500/32M | Relay Module for alarm and trip functions |
| 3500/93 | System Power Supply Module |
| 3500/94 | Keyboard/Display Module for local operation |
| 330104-00-08-10-02-05 | Proximity Probe for shaft vibration measurement |
| 330130-040-00 | Extension Cable for proximity probe systems |
| 330180-91-05 | Proximitor Sensor for vibration signal conditioning |
Unternehmensinformationen
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