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Product Introduction
The Bently Nevada 330180-91-RU is part of the 3300 XL 8mm Proximitor Sensor System, a trusted and widely deployed solution for non-contact vibration and position measurements. Designed by Bently Nevada, a leading name in condition monitoring and machinery protection, this sensor is optimized for use in harsh industrial environments including turbines, compressors, pumps, and gearboxes.
The 330180-91-RU combines exceptional reliability, accuracy, and durability, and is used primarily in conjunction with a proximity probe and extension cable as part of a three-component system. It ensures consistent and precise gap measurements and dynamic motion detection, making it a vital component in predictive maintenance programs and critical rotating machinery monitoring.
Product Specifications
| Parameter | Description |
|---|---|
| Model Number | 330180-91-RU |
| Product Series | 3300 XL 8mm |
| Manufacturer | Bently Nevada (a Baker Hughes company) |
| Sensor Type | Proximitor Sensor (Voltage output, non-contact displacement measurement) |
| Probe Compatibility | 3300 XL 8mm proximity probes |
| Cable Compatibility | 3300 XL extension cables |
| Input Signal | Eddy current signal from proximity probe |
| Output Signal | -200 mV/mil (±10%) |
| Measurement Range | 80 mils (2 mm) |
| Linearity | ±0.25 mils (within specified range) |
| Frequency Response | 0 to 10 kHz |
| Temperature Range | -35°C to +100°C (operation) |
| Power Supply | -24 VDC (from monitoring system) |
| Electrical Isolation | Isolated from ground and case |
| Mounting | Panel or DIN rail mount |
| Certifications | CE, CSA, ATEX, IECEx (region dependent) |
| Total Length | 9 meters |
| Weight | 0.246 kg |
| Enclosure Material | High-temperature-resistant molded plastic |
| Connectors | 3-pin terminal for probe and cable input, signal output terminals |
| Typical Applications | Shaft vibration, axial position, casing movement, thrust position |
Product Applications
The Bently Nevada 330180-91-RU Proximitor Sensor is used across a wide range of industries and applications, particularly where high-value, high-speed rotating machinery is involved. It plays a critical role in ensuring system reliability and reducing unexpected equipment failures. Key application areas include:
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Gas and Steam Turbines: For shaft vibration and thrust position monitoring
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Compressors: Axial displacement and radial vibration measurements in reciprocating and centrifugal compressors
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Pumps and Fans: Monitoring shaft alignment, balance, and mechanical integrity
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Generators and Motors: Ensuring rotor position accuracy and vibration diagnostics
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Gearboxes: Detecting gear wear, misalignment, and excessive vibration
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Oil & Gas, Power, Petrochemical Industries: Installed as part of API 670-compliant condition monitoring systems
Product Advantages
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High Accuracy and Linearity: Ensures precise gap and vibration measurements, even in high-speed machinery
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Rugged Design: Engineered for use in harsh industrial environments with high temperature and electrical noise immunity
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Wide Compatibility: Works seamlessly with 3300 XL 8mm probes and cables, enabling system modularity
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Easy Maintenance: Modular components simplify replacement and diagnostics without disturbing the entire system
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Advanced Signal Conditioning: Offers improved signal stability and interference rejection
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Global Certifications: Approved for use in hazardous environments (ATEX, CSA, IECEx), ensuring safety compliance
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Proven Field Reliability: Part of the widely trusted Bently Nevada 3300 series, in use worldwide for decades
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Real-Time Monitoring: Provides accurate real-time data for predictive maintenance and performance optimization
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Support for Critical Machinery: Plays an essential role in machinery protection systems that require high dependability
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Long-Term Cost Savings: Reduces maintenance costs and downtime through early fault detection
FAQ
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What is the output voltage scale of the 330180-91-RU sensor?
The sensor outputs a voltage signal of -200 mV/mil (±10%). -
What is the typical measurement range supported?
The Proximitor sensor supports a range of up to 80 mils (2 mm). -
Is this sensor compatible with other proximity probe systems?
It is specifically designed for use with Bently Nevada 3300 XL 8mm probes and cables. -
Can this sensor be used in hazardous locations?
Yes, the product has ATEX, IECEx, and CSA certifications for use in classified environments. -
What is the frequency response of this Proximitor sensor?
The sensor provides a flat frequency response from 0 to 10 kHz. -
What is the operating temperature range?
It operates reliably in temperatures from -35°C to +100°C. -
Does the sensor provide electrical isolation?
Yes, the sensor is isolated from ground and its enclosure for safe operation. -
Is it suitable for thrust position monitoring?
Absolutely, it is widely used for both radial vibration and axial (thrust) position detection. -
How is the sensor powered?
The 330180-91-RU is powered via a -24 VDC supply provided by the monitoring system. -
Can the Proximitor module be panel or DIN-rail mounted?
Yes, the module is designed for flexible mounting options including both panel and DIN rail.
Related Models (Same Series or Compatible)
| Model Number | Description |
|---|---|
| 330180-91-05 | Standard Proximitor Sensor (5m cable compatibility) |
| 330180-90-00 | Proximitor Sensor, standard output, RU variant |
| 330101-00-12-10-02-00 | 8mm XL Proximity Probe, 12 ft length |
| 330105-02-12-10-02-00 | XL Extension Cable, 12 ft, 8mm system |
| 330980-50-05 | High-temperature Proximitor Sensor |
| 330171-00-94-10-02 | Dual output Proximitor Sensor with extended features |
Popular Bently Nevada Models
| Model Number | Description |
|---|---|
| 3500/42M | Dynamic Vibration Monitoring Module |
| 3500/22M | Transient Data Interface Module |
| 330104-00-05-10-02-00 | 8mm Proximity Probe, 5m cable, standard thread |
| 330106-05-30-10-02-00 | 8mm XL Extension Cable, 30 ft |
| 3500/20 | Rack Interface Module |
| 3500/15E | Power Supply Module for 3500 System |
