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- 330905-00-25-05-02
- 3300 XL NSv Proximity Probe
- USA
- 25000 mm
- 1.55kg
- Xiamen, China
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Bently Nevada 330905-00-25-05-02 Proximity Extension Cable Product Detailed Introduction
1. Product Introduction
The Bently Nevada 330905-00-25-05-02 is a high-performance proximity probe extension cable assembly designed for integration with the 3300 XL 8 mm Proximity Transducer System. It is used to provide an extended electrical connection between a proximity probe installed near rotating machinery and the monitoring equipment used for vibration analysis, shaft displacement measurement, and machinery protection.
The extension cable is an important component in a non-contact eddy current measurement system. It provides a stable signal transmission path, allowing the measurement signal generated by the proximity probe to travel over a longer distance without affecting monitoring accuracy.
This model uses a 25-meter cable length configuration, making it suitable for large industrial rotating equipment where the physical distance between the sensor location and the monitoring cabinet requires additional cable length.
The 330905-00-25-05-02 is commonly applied in critical machinery systems such as turbines, compressors, generators, pumps, motors, and other rotating equipment requiring continuous monitoring of mechanical condition.
The product is designed for industrial environments where long-term reliability is required. It provides stable operation under continuous vibration, temperature changes, electromagnetic interference, oil exposure, and mechanical stress.
By maintaining reliable signal transmission between the proximity probe and monitoring equipment, this extension cable helps achieve accurate measurement of shaft vibration, radial displacement, axial position, and abnormal operating conditions.
2. Product Basic Parameters
| Parameter | Specification |
|---|---|
| Model | 330905-00-25-05-02 |
| Product Type | Proximity Probe Extension Cable Assembly |
| Product Series | 3300 XL 8 mm Proximity Transducer System |
| Technology | Eddy Current Non-Contact Measurement Technology |
| Compatible Probe Type | 3300 XL 8 mm Proximity Probe |
| Cable Length | 25 meters |
| Cable Configuration | Standard extension cable assembly |
| Cable Structure | Shielded coaxial industrial cable |
| Connector Type | Standard proximity system connector |
| Signal Transmission Type | High-frequency vibration and displacement signal transmission |
| Measurement Function | Shaft vibration, radial displacement, axial movement monitoring |
| Operating Temperature Range | Approximately -34°C to +177°C |
| Cable Shielding | Multi-layer electromagnetic shielding design |
| Installation Position | Between proximity probe and monitoring equipment |
| Environmental Resistance | Resistant to vibration, oil, moisture, and industrial contamination |
| Mechanical Construction | Flexible industrial-grade cable structure |
| Signal Performance | Stable long-distance signal transmission |
| Dimensions | Length: 25000 mm × Cable diameter: approximately 5 mm |
| Weight | Approximately 1.55 kg |
| Application Field | Rotating machinery condition monitoring |
| System Compatibility | 3300 XL proximity monitoring system |
3. Product Series Information
3300 XL 8 mm Proximity Transducer System
The 330905-00-25-05-02 belongs to the 3300 XL 8 mm Proximity Transducer System series.
This series is designed for continuous monitoring of critical rotating machinery where accurate measurement of shaft vibration, displacement, and rotor position is required.
The system uses eddy current sensing technology to achieve non-contact measurement between the proximity probe and rotating shaft.
Because the probe does not physically contact the rotating component, the measurement process avoids mechanical wear and provides excellent reliability for long-term operation.
During machine operation, the proximity probe generates a high-frequency electromagnetic field near the shaft surface.
When the shaft moves because of vibration, imbalance, bearing wear, thermal expansion, misalignment, or load variation, the distance between the probe tip and shaft surface changes.
This distance change affects the electromagnetic field and generates an electrical output signal representing shaft movement.
The signal is transmitted through the extension cable to the monitoring equipment for processing, analysis, and protection functions.
The 3300 XL 8 mm system provides:
- High measurement accuracy
- Stable signal output
- Excellent repeatability
- Long operating life
- Strong resistance to industrial environments
- Reliable machine protection capability
The main components of the system include:
| Component | Function |
|---|---|
| Proximity Probe | Detects shaft vibration and displacement |
| Extension Cable | Transfers measurement signals over required distance |
| Signal Processing Unit | Processes and converts sensor signals |
| Monitoring Module | Analyzes machine operating condition |
| Protection System | Provides alarm and protection functions |
The 330905-00-25-05-02 provides extended installation flexibility while maintaining accurate signal transmission.
4. Product Working Principle
The 330905-00-25-05-02 operates as a transmission component in an eddy current proximity measurement system.
The proximity probe produces a high-frequency electromagnetic field near the rotating shaft.
When the shaft position changes, the distance between the probe tip and shaft surface changes.
The causes of shaft movement may include:
- Rotor imbalance
- Mechanical vibration
- Bearing degradation
- Shaft alignment problems
- Thermal expansion
- Changing operating conditions
The proximity probe detects these variations and converts them into electrical signals.
The extension cable transfers the signals to the monitoring equipment while maintaining signal stability and reducing external interference.
The monitoring system evaluates the received information and determines the operating condition of the machinery.
The collected measurement data can be used for:
- Continuous vibration monitoring
- Shaft displacement analysis
- Rotor position monitoring
- Fault diagnosis
- Predictive maintenance
5. Product Applications
5.1 Steam Turbine Monitoring
Steam turbines require accurate monitoring of shaft vibration and displacement to ensure safe operation.
The 25-meter cable length provides installation flexibility when sensors are installed near the turbine while monitoring equipment is located in a remote area.
5.2 Gas Turbine Applications
Gas turbines operate under high-speed and demanding mechanical conditions.
The extension cable provides stable signal transmission for turbine vibration monitoring and protection systems.
5.3 Compressor Condition Monitoring
Large compressors require continuous vibration monitoring to detect mechanical problems before serious damage occurs.
The extended cable allows the sensor to remain close to the shaft while connecting to remote monitoring equipment.
5.4 Generator Monitoring
Generators require reliable measurement of rotor vibration and shaft position.
The product supports stable signal transmission for generator condition monitoring systems.
5.5 Petrochemical Equipment Monitoring
Large rotating machinery in petrochemical environments operates continuously under harsh conditions.
The product provides reliable operation under:
- Oil contamination
- Temperature variation
- Mechanical vibration
- Industrial interference
5.6 General Industrial Machinery
Typical applications include:
- Centrifugal pumps
- Electric motors
- Turbo compressors
- Industrial fans
- Rotating drive systems
- High-speed machinery
The product supports continuous monitoring and improves equipment reliability.
6. Product Advantages
Long Cable Distance Capability
The 25-meter extension cable provides installation flexibility for large machinery where the monitoring system is located far from the measurement point.
Stable Signal Transmission
The cable assembly maintains reliable transmission of vibration and displacement signals, ensuring accurate monitoring results.
Strong Electromagnetic Shielding
The shielded construction reduces interference from surrounding electrical equipment and improves measurement stability.
Durable Industrial Construction
The cable is designed for continuous operation under:
- Mechanical vibration
- Bending stress
- Temperature changes
- Industrial environments
Excellent Environmental Resistance
The product provides reliable performance under:
- Oil exposure
- Moisture
- Dust
- Temperature variation
- Mechanical stress
Accurate Machinery Monitoring
Stable signal transmission allows monitoring systems to detect small changes in machine condition.
Easy Installation
The standardized cable design allows convenient connection, replacement, and maintenance.
Supports Predictive Maintenance
The product provides reliable measurement data that helps identify potential failures before major equipment damage occurs.
7. Brand and Product Classification
| Item | Description |
|---|---|
| Brand | Bently Nevada |
| Product Category | Machinery Condition Monitoring Components |
| Product Family | Proximity Measurement System |
| Product Series | 3300 XL Series |
| Sub-Series | 3300 XL 8 mm Proximity Transducer System |
| Product Type | Extension Cable Assembly |
| Main Function | Signal transmission between proximity probe and monitoring equipment |
| Primary Application | Rotating machinery vibration and displacement monitoring |
8. Product Technical Features
| Feature | Description |
|---|---|
| Measurement Technology | Eddy current non-contact sensing |
| Cable Length | 25 meters |
| Signal Type | Dynamic vibration and displacement signal |
| Cable Design | Shielded coaxial industrial cable |
| Connection Method | Probe extension connection |
| Operating Environment | Industrial rotating machinery |
| Mechanical Reliability | Designed for continuous operation |
| Signal Protection | Electromagnetic shielding structure |
| Maintenance Requirement | Low maintenance design |
9. Recommended Same Series or Related Models
| Model | Product Type | Main Parameters | Dimensions | Weight (kg) | Application |
|---|---|---|---|---|---|
| 330905-00-25-05-01-05 | Extension Cable Assembly | 25-meter proximity extension cable with shielded transmission | Length: 25000 mm × Diameter approx. 5 mm | Approx. 1.55 kg | Large machinery monitoring |
| 330905-00-25-05-01-CN | Extension Cable Assembly | 25-meter proximity extension cable configuration | Length: 25000 mm × Diameter approx. 5 mm | Approx. 1.55 kg | Industrial monitoring |
| 330905-00-21-05-02-CN | Extension Cable Assembly | 21-meter shielded proximity extension cable | Length: 21000 mm × Diameter approx. 5 mm | Approx. 1.35 kg | Turbine applications |
| 330905-00-20-10-02-00 | Extension Cable Assembly | 20-meter proximity extension cable | Length: 20000 mm × Diameter approx. 5 mm | Approx. 1.30 kg | Compressor monitoring |
| 330103-00-03-10-02-00 | Proximity Probe | 8 mm sensing tip precision measurement probe | Probe length approx. 100 mm | Approx. 0.18 kg | Shaft vibration monitoring |
10. Recommended Popular Models from the Same Brand
| Model | Product Type | Main Parameters | Dimensions | Weight (kg) | Application |
|---|---|---|---|---|---|
| 3500/42M | Machinery Protection Monitor Module | Multi-channel vibration and displacement monitoring | Approx. 120 mm × 40 mm × 130 mm | Approx. 0.80 kg | Machinery protection |
| 3500/25 | Keyphasor Module | Rotor speed and phase reference measurement | Approx. 120 mm × 40 mm × 130 mm | Approx. 0.75 kg | Turbine monitoring |
| 330101-00-08-10-02-00 | Proximity Probe | 8 mm non-contact vibration measurement probe | Probe length approx. 100 mm | Approx. 0.18 kg | Rotating machinery |
| 330730-080-00-05 | Extension Cable Assembly | Industrial proximity signal extension cable | Length: 5000 mm × Diameter approx. 5 mm | Approx. 0.55 kg | Condition monitoring |
| 3500/22M | Data Interface Module | Machinery data acquisition and communication module | Approx. 120 mm × 40 mm × 130 mm | Approx. 0.85 kg | Monitoring communication |
11. Product Summary
The Bently Nevada 330905-00-25-05-02 is a 25-meter proximity probe extension cable assembly designed for the 3300 XL 8 mm Proximity Transducer System.
It provides a reliable connection between proximity probes and monitoring equipment, ensuring accurate transmission of vibration, displacement, and shaft position signals.
The long cable configuration makes it suitable for large industrial rotating machinery where extended installation distance is required.
With stable electrical performance, strong electromagnetic shielding, durable mechanical construction, and excellent industrial reliability, the product is suitable for turbines, compressors, generators, pumps, motors, and other critical rotating equipment.
The 330905-00-25-05-02 supports continuous machinery monitoring, early fault detection, predictive maintenance planning, reduced downtime, and improved operational safety.