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The Bently Nevada 330525-02 is a precision proximity sensor component designed for continuous monitoring of rotating machinery shaft displacement, vibration, and position changes. It belongs to the 3300 XL Proximity Transducer System series and is developed for applications requiring high accuracy, stable performance, and reliable long-term operation.
The product uses advanced eddy current sensing technology to measure the distance between the sensor tip and the rotating shaft surface without direct physical contact. This measurement method provides excellent accuracy while avoiding mechanical wear caused by traditional contact measurement methods.
The 330525-02 is designed to operate as a key sensing element within a complete machinery protection and condition monitoring system. It provides accurate shaft movement information that can be used for vibration analysis, equipment diagnostics, alarm monitoring, and predictive maintenance.
The product is commonly installed on critical rotating equipment such as steam turbines, gas turbines, compressors, generators, pumps, and industrial motors. By continuously monitoring shaft movement and vibration behavior, it helps identify abnormal operating conditions and improves equipment reliability.
The sensor converts shaft displacement changes into proportional electrical signals through electromagnetic measurement technology. These signals can then be processed by compatible monitoring equipment to provide real-time information about machinery operating conditions.
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| Item | Description |
|---|---|
| Model | Bently Nevada 330525-02 |
| Brand | Bently Nevada |
| Product Series | 3300 XL Proximity Transducer System |
| Product Type | Eddy Current Proximity Sensor |
| Sensor Technology | Non-contact electromagnetic sensing |
| Main Function | Shaft displacement and vibration measurement |
| Measurement Object | Rotating shaft movement |
| Installation Type | Industrial fixed installation |
| Application Field | Machinery condition monitoring |
| Signal Output | Analog proportional measurement signal |
| System Purpose | Machinery protection and predictive maintenance |
| Typical Equipment | Turbines, compressors, generators, pumps, motors |
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| Parameter | Specification |
|---|---|
| Model | 330525-02 |
| Product Series | 3300 XL Proximity Transducer System |
| Sensor Type | Eddy Current Proximity Sensor |
| Probe Diameter | Approximately 8 mm |
| Measurement Principle | Eddy current electromagnetic sensing |
| Measurement Method | Non-contact shaft displacement detection |
| Measurement Range | Suitable for industrial shaft vibration and position monitoring |
| Sensitivity | Approximately 7.87 V/mm |
| Operating Voltage | -24 VDC nominal |
| Output Signal | Voltage proportional to shaft gap distance |
| Frequency Response | Suitable for high-speed rotating equipment |
| Accuracy | High precision displacement measurement |
| Probe Construction | Stainless steel industrial sensor structure |
| Housing Material | Corrosion-resistant industrial material |
| Operating Temperature | Approximately -40°C to +177°C depending on application conditions |
| Mounting Method | Threaded mechanical installation |
| Environmental Capability | Resistant to vibration, temperature variation, and industrial conditions |
| Signal Stability | Stable continuous output performance |
| Connection Type | Compatible with 3300 XL system components |
| Recommended Applications | Turbines, compressors, generators, motors, pumps |
| Dimensions | Approx. 8 mm probe diameter × 80 mm probe length |
| Weight | Approximately 0.25 kg |
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The proximity sensor is the main measurement component responsible for detecting shaft movement.
The sensor generates an electromagnetic field around the rotating shaft. When the shaft moves closer or farther from the probe, the electromagnetic field changes, allowing the system to calculate the exact displacement value.
Main characteristics:
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The sensor works together with compatible cables and monitoring modules to transmit measurement information.
The signal transmission structure ensures reliable communication between the sensing element and monitoring equipment.
Main functions:
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When combined with a complete monitoring system, the product provides important operating information.
The system can monitor:
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The product is widely used for steam turbine shaft monitoring applications.
It provides accurate measurement of:
Continuous monitoring helps improve turbine operation reliability and supports maintenance planning.
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Gas turbines operate under high-speed and demanding conditions.
The product supports:
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Compressors require reliable monitoring to prevent mechanical failures.
The product helps detect:
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Generators require accurate shaft condition information.
The product provides monitoring capability for:
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Large pumps and motors require continuous vibration monitoring.
The product supports detection of:
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The product provides accurate measurement of shaft displacement using eddy current technology.
The non-contact measurement principle allows the sensor to maintain high accuracy without physical contact with rotating components.
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The sensor operates without touching the rotating shaft.
Benefits include:
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The product is designed for continuous industrial monitoring.
It maintains consistent measurement performance during long operating periods.
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The product is suitable for harsh industrial environments.
It can operate under conditions including:
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The product helps identify abnormal shaft movement at an early stage.
It supports:
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The sensor can be integrated with compatible monitoring equipment to create a complete machinery condition monitoring solution.
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| Item | Description |
|---|---|
| Brand | Bently Nevada |
| Industry Field | Industrial Machinery Monitoring |
| Main Product Categories | Proximity Sensors, Vibration Monitoring Systems, Machinery Protection Equipment |
| Application Industries | Energy, Manufacturing, Process Industry, Heavy Equipment |
| Product Characteristics | High accuracy, stable operation, industrial reliability |
<br>
The 3300 XL Proximity Transducer System series is designed for continuous monitoring of critical rotating machinery.
The series provides accurate and reliable measurement solutions for shaft displacement, vibration monitoring, and machinery protection applications.
Main features:
The 330525-02 belongs to the 3300 XL proximity sensor family and is designed to provide reliable shaft movement measurement for industrial machinery protection systems.
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| Model | Series | Main Parameters | Dimensions | Weight (kg) |
|---|---|---|---|---|
| 330525-00 | 3300 XL Proximity Sensor Series | 8 mm proximity sensor for shaft displacement measurement | Approx. 8 mm diameter × 80 mm length | 0.25 kg |
| 330525-01 | 3300 XL Proximity Sensor Series | Precision proximity sensor for vibration monitoring | Approx. 8 mm diameter × 80 mm length | 0.25 kg |
| 330505-02 | 3300 XL Proximity Sensor Series | Eddy current sensor for shaft condition monitoring | Approx. 8 mm diameter × 80 mm length | 0.25 kg |
| 330180-50-00 | 3300 XL Probe Series | 8 mm industrial proximity probe for displacement monitoring | Approx. 8 mm diameter × 1000 mm length | 0.27 kg |
| 330500-05-00 | 3300 XL Proximity Transducer System | Complete proximity system with extended cable configuration | Approx. 8 mm diameter × 5000 mm cable length | 0.42 kg |
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| Model | Series | Main Parameters | Dimensions | Weight (kg) |
|---|---|---|---|---|
| 3500/42M 140734-01 | 3500 Monitoring System | Four-channel vibration monitoring module supporting proximity inputs | Approx. 241 mm × 24 mm × 119 mm | 0.60 kg |
| 3500/22M 138607-01 | 3500 Monitoring System | Machinery communication and monitoring interface module | Approx. 241 mm × 24 mm × 119 mm | 0.55 kg |
| 330180-50-00 | 3300 XL Series | High precision 8 mm proximity probe for shaft monitoring | Approx. 8 mm diameter × 1000 mm length | 0.27 kg |
| 330130-040-00-00 | 3300 XL Cable Series | Extension cable for proximity sensor applications | Approx. 4000 mm cable length | 0.20 kg |
| 3300 XL 8 mm Proximity Probe | 3300 XL Series | Standard industrial proximity sensing element | Approx. 8 mm diameter × different length options | 0.25 kg |
<br>
The Bently Nevada 330525-02 is a precision proximity sensor designed for accurate monitoring of rotating machinery conditions.
The product uses eddy current non-contact sensing technology to provide stable and reliable shaft displacement measurement. It delivers excellent accuracy, long-term stability, and strong durability in industrial environments.
The sensor is suitable for turbines, compressors, generators, pumps, and motors where continuous monitoring of shaft vibration and position changes is required.
Its main advantages include high measurement accuracy, non-contact operation, excellent environmental resistance, reliable signal stability, and easy integration into machinery protection systems.
As part of the 3300 XL Proximity Transducer System series, the 330525-02 provides a dependable sensing solution for rotating equipment condition monitoring, predictive maintenance, and machinery protection applications.