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- Bently Nevada
- 330910-02-08-70-01-00
- 3300 NSv Proximity Probe
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- 70000 mm
- 3.6kg
- Xiamen, China
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Bently Nevada 330910-02-08-70-01-00 Product Introduction, Technical Specifications, Applications and Related Model Recommendations
1. Product Overview
| Item | Description |
|---|---|
| Model | 330910-02-08-70-01-00 |
| Brand | Bently Nevada |
| Product Series | 3300 XL 8 mm Proximity Transducer System |
| Product Type | Proximity Probe Extension Cable Assembly |
| Primary Function | Signal transmission between proximity probe and Proximitor sensor or monitoring module |
| Measurement Technology | Eddy Current Non-contact Measurement Technology |
| Monitoring Parameters | Shaft vibration, shaft displacement, radial position, axial position, dynamic movement |
| Cable Length | 70 meters |
| Cable Construction | Heavy-duty industrial shielded extension cable |
| Connector Configuration | Factory-installed precision connectors |
| Compatible System | 3300 XL 8 mm Proximity Monitoring System |
| Installation Method | Fixed industrial installation |
The Bently Nevada 330910-02-08-70-01-00 is a long-distance extension cable assembly developed for the 3300 XL 8 mm Proximity Transducer System. It is intended to provide reliable electrical transmission between the proximity probe mounted on rotating machinery and the associated monitoring electronics installed in remote control cabinets.
The extended cable length makes this model particularly suitable for large industrial installations where monitoring equipment must be positioned far from the machine because of environmental, safety, or installation requirements. Despite the increased transmission distance, the cable is designed to preserve signal quality and maintain stable measurement performance.
The cable utilizes industrial-grade conductors, precision connector assemblies, and multiple shielding layers to minimize electromagnetic interference while protecting sensitive proximity signals. Its rugged construction supports dependable operation under continuous vibration, mechanical stress, moisture, dust, oil exposure, and temperature fluctuations.
The product is commonly applied to large steam turbines, gas turbines, hydroelectric generators, centrifugal compressors, process pumps, industrial motors, blowers, and other critical rotating machinery requiring continuous online condition monitoring.
2. Technical Specifications
| Parameter | Specification |
|---|---|
| Model | 330910-02-08-70-01-00 |
| Product Series | 3300 XL 8 mm Extension Cable Series |
| Product Type | Proximity Probe Extension Cable |
| Compatible Probe | 3300 XL 8 mm Proximity Probe |
| Compatible System | 3300 XL Proximity Transducer System |
| Cable Length | 70 m |
| Measurement Principle | Eddy Current Non-contact Technology |
| Signal Type | Analog proximity sensor signal |
| Measurement Functions | Shaft vibration, shaft displacement, shaft position |
| Connector Type | Factory-installed industrial precision connectors |
| Shielding Structure | Multi-layer electromagnetic shielding |
| Conductor Material | High-conductivity industrial conductor |
| Jacket Material | Oil-resistant industrial protective jacket |
| Electrical Characteristics | Low-loss long-distance signal transmission |
| Mechanical Characteristics | Flexible and vibration-resistant construction |
| Operating Temperature | Approx. -40°C to +177°C |
| Environmental Suitability | Heavy industrial environments |
| Installation Method | Fixed industrial installation |
| Dimensions | Approx. 70000 mm cable length with connector assembly |
| Weight (kg) | Approx. 3.60 kg |
3. Product Introduction
The 330910-02-08-70-01-00 is an industrial extension cable designed specifically for long-distance installations within the 3300 XL 8 mm machinery monitoring platform.
Its primary function is to transmit electrical signals generated by proximity probes without introducing significant signal degradation. Since rotating machinery protection systems rely on accurate vibration and displacement information, stable cable performance is essential for dependable machine diagnostics.
The cable is manufactured using industrial-grade conductors with carefully controlled electrical characteristics. Multiple shielding layers effectively reduce electromagnetic interference generated by nearby electrical equipment including generators, motors, transformers, switchgear, and variable frequency drives.
The outer protective jacket provides excellent resistance to abrasion, industrial oils, moisture, chemicals, and continuous mechanical movement. These characteristics enable the cable to operate reliably in demanding production environments for extended periods.
The connector assemblies are engineered for secure installation and long-term electrical stability, simplifying maintenance while ensuring compatibility throughout the 3300 XL proximity monitoring platform.
4. Operating Principle
The monitoring system utilizes eddy current sensing technology.
A proximity probe positioned near the rotating shaft generates a controlled electromagnetic field.
As the shaft rotates, vibration, displacement, thermal expansion, imbalance, or shaft movement changes the distance between the probe tip and the shaft surface.
These distance variations modify the electromagnetic field generated by the probe.
The resulting electrical signal is transmitted through the 330910-02-08-70-01-00 extension cable to the Proximitor sensor or monitoring electronics while maintaining high signal integrity over long transmission distances.
The monitoring equipment converts these electrical signals into vibration, displacement, and shaft position data used for machinery diagnostics, equipment protection, and predictive maintenance.
The cable plays a critical role in preserving measurement accuracy across installations where long cable routing is unavoidable.
5. Product Applications
Steam Turbine Monitoring
Large steam turbines often require monitoring cabinets to be installed away from high-temperature operating areas.
Typical applications include:
- Rotor vibration monitoring
- Shaft displacement measurement
- Axial position monitoring
- Bearing condition analysis
- Turbine protection systems
Gas Turbine Protection
The extension cable supports continuous monitoring of gas turbines by providing stable long-distance signal transmission.
Typical applications include:
- Rotor vibration monitoring
- Shaft movement analysis
- Position monitoring
- Predictive maintenance
- Equipment protection
Industrial Compressors
Large compressor installations require dependable vibration measurement for continuous operation.
Typical applications include:
- Shaft vibration analysis
- Rotor displacement monitoring
- Mechanical condition assessment
- Early fault detection
Hydroelectric and Power Generators
Power generation facilities frequently require long cable routing between machinery and monitoring cabinets.
Typical applications include:
- Generator shaft vibration monitoring
- Rotor displacement analysis
- Bearing diagnostics
- Generator protection systems
Pumps, Motors and Heavy Industrial Equipment
The cable is also suitable for monitoring:
- High-power electric motors
- Boiler feed pumps
- Cooling water pumps
- Process pumps
- Industrial fans
- Blowers
- Gearboxes
- Large rotating production equipment
6. Product Advantages
Long-Distance Signal Transmission
The 70-meter cable length allows flexible installation while maintaining excellent signal stability throughout extended cable runs.
Excellent Electromagnetic Immunity
Multiple shielding layers effectively reduce electrical interference from industrial power equipment and electromagnetic fields.
High Mechanical Strength
The cable withstands:
- Continuous vibration
- Mechanical bending
- Oil contamination
- Moisture
- Dust
- Industrial environmental conditions
Stable Measurement Accuracy
Low-loss conductor technology helps preserve proximity sensor signals over long transmission distances, supporting accurate machinery diagnostics.
Easy System Integration
The extension cable is fully compatible with the complete 3300 XL 8 mm monitoring platform and simplifies installation within large industrial facilities.
Long Operational Service Life
Industrial-grade materials provide reliable long-term performance while minimizing maintenance requirements and reducing equipment downtime.
7. Brand and Product Series
| Item | Description |
|---|---|
| Brand | Bently Nevada |
| Product Category | Industrial Machinery Condition Monitoring Components |
| Product Family | Eddy Current Proximity Measurement Products |
| Product Series | 3300 XL 8 mm Proximity Transducer System |
| Main Components | Proximity Probe, Extension Cable, Proximitor Sensor, Monitoring Module |
| Typical Applications | Turbines, Compressors, Generators, Pumps, Motors, Fans, Blowers |
The 3300 XL 8 mm Proximity Transducer System is designed for continuous online monitoring of critical rotating machinery. The series combines precise non-contact measurement technology with durable industrial construction to provide dependable machinery protection under demanding operating conditions.
The extension cable family includes multiple cable lengths to accommodate various installation requirements while maintaining full compatibility throughout the monitoring platform.
8. Recommended Models from the Same Series or Related Products
| Model | Product Type | Main Parameters | Dimensions | Weight (kg) |
|---|---|---|---|---|
| 330910-01-19-10-02-00 | Extension Cable | 10 m shielded extension cable | Approx. 10000 mm | Approx. 0.65 kg |
| 330910-01-10-10-02-05 | Extension Cable | 10 m industrial monitoring cable | Approx. 10000 mm | Approx. 0.65 kg |
| 330910-01-10-10-02-00 | Extension Cable | 10 m proximity extension cable | Approx. 10000 mm | Approx. 0.65 kg |
| 330910-01-08-10-01-05 | Extension Cable | 10 m industrial shielded cable | Approx. 10000 mm | Approx. 0.65 kg |
| 330910-00-20-10-02-00 | Extension Cable | 10 m machinery monitoring cable | Approx. 10000 mm | Approx. 0.65 kg |
9. Recommended Popular Models from the Same Brand
| Model | Product Type | Main Parameters | Dimensions | Weight (kg) |
|---|---|---|---|---|
| 330180-90-00 | Proximity Probe | 3300 XL 8 mm non-contact probe | Approx. Probe Ø8 mm | Approx. 0.12 kg |
| 330130-080-00-00 | Extension Cable | 8 m industrial extension cable | Approx. 8000 mm | Approx. 0.50 kg |
| 330850-50-05 | Proximitor Sensor | Signal conditioning module | Approx. 120 × 55 × 90 mm | Approx. 0.42 kg |
| 3500/42M | Machinery Monitoring Module | Four-channel vibration and position monitoring | Approx. 241 × 24 × 240 mm | Approx. 0.65 kg |
| 3500/22M | Communication Module | Rack communication interface | Approx. 241 × 24 × 240 mm | Approx. 0.60 kg |
10. Product Selection Guide
| Application Requirement | Recommended Model |
|---|---|
| Long-distance 70-meter monitoring installation | 330910-02-08-70-01-00 |
| Steam turbine monitoring | 330180 Series Probe + 330910 Series Extension Cable |
| Compressor protection system | 3300 XL Complete Monitoring System |
| Generator shaft displacement monitoring | 330850 Proximitor + 330910 Extension Cable |
| Complete machinery protection solution | 3500 Monitoring Rack with 3300 XL Components |
11. Product Summary
The Bently Nevada 330910-02-08-70-01-00 is a 70-meter industrial proximity probe extension cable assembly developed for the 3300 XL 8 mm Proximity Transducer System. It is specifically designed for applications requiring long-distance signal transmission while maintaining high measurement accuracy and excellent resistance to industrial electrical interference.
Its rugged mechanical construction, multi-layer shielding, precision connector assemblies, and durable protective jacket provide dependable performance in harsh operating environments. Suitable for turbines, compressors, generators, pumps, motors, and other critical rotating equipment, this extension cable supports continuous vibration monitoring, shaft displacement measurement, machinery protection, and predictive maintenance programs. Its long transmission capability allows flexible installation layouts while helping improve equipment reliability, reduce maintenance costs, minimize unexpected downtime, and ensure stable long-term operation of industrial machinery.