Product Overview
The Bently Nevada 21747-075-00 Proximitor Probe Extension Cable is a high-performance signal extension cable designed for industrial vibration monitoring and rotating machinery protection systems. Engineered for reliable signal transmission, this extension cable connects proximity probes to Proximitor sensors while maintaining measurement accuracy in demanding industrial environments.
Configured with a 7.5-meter (24.6 ft) unarmored cable, the 21747-075-00 is suitable for installations requiring extended routing flexibility without compromising signal integrity. It is commonly integrated into turbine monitoring, compressor protection, pumps, motors, and other critical rotating equipment where dependable condition monitoring is essential.
Engineering Specifications
| Parameter | Details |
|---|
| Manufacturer | Bently Nevada |
| Product Number | 21747-075-00 |
| Product Type | Proximitor Probe Extension Cable |
| Cable Length | 7.5 m (24.6 ft) |
| Armor Option | Unarmored (-00) |
| Cable Construction | Coaxial Extension Cable |
| System Compatibility | Bently Nevada Proximitor Probe Systems |
| Installation | Industrial Machinery Monitoring Systems |
| Operating Temperature | -34°C to +177°C (-30°F to +350°F) |
| Dimensions (Approx.) | 190 × 190 × 20 mm |
| Weight (Approx.) | 0.24 kg |
Typical Industrial Applications
Designed for continuous industrial operation, the Bently Nevada 21747-075-00 extension cable delivers dependable connectivity between proximity probes and monitoring electronics. Its robust construction makes it well suited for environments where consistent signal quality is essential for predictive maintenance and equipment protection.
Typical applications include:
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Steam and gas turbines
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Centrifugal and reciprocating compressors
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Industrial pumps
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Electric motors
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Generators
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Oil and gas production facilities
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Petrochemical processing plants
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Power generation systems
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Mining equipment
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Heavy manufacturing machinery
Its extended cable length also simplifies installation in larger machinery where sensors and monitoring modules are separated by greater distances.
Performance Highlights
The 21747-075-00 is engineered to support stable and accurate vibration monitoring throughout the lifecycle of industrial equipment. Its carefully designed cable construction helps preserve signal quality while minimizing maintenance requirements.
Key advantages include:
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Optimized for reliable signal transmission in vibration monitoring systems
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Durable construction for demanding industrial environments
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Flexible 7.5-meter cable simplifies installation layouts
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Compatible with numerous Bently Nevada proximity monitoring configurations
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Excellent resistance to industrial operating temperatures
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Supports long-term equipment reliability and predictive maintenance programs
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Helps reduce unplanned downtime through dependable sensor connectivity
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Suitable for continuous operation in critical rotating machinery applications
Frequently Asked Questions
1. What is the primary purpose of the 21747-075-00?
It extends the connection between a proximity probe and a compatible Proximitor sensor while maintaining reliable signal transmission.
2. What is the cable length?
The extension cable measures 7.5 meters (24.6 feet).
3. Does this model include stainless steel armor?
No. The -00 configuration indicates an unarmored cable design.
4. Which systems can use this extension cable?
It is intended for compatible Bently Nevada Proximitor probe systems used in industrial condition monitoring.
5. Can it be used in vibration monitoring applications?
Yes. It is specifically designed for shaft vibration and machinery condition monitoring systems.
6. Is the cable suitable for high-temperature environments?
Yes. It supports operating temperatures up to 177°C (350°F), making it appropriate for many industrial installations.
7. Does the extension cable require external power?
No. It functions as a passive signal transmission component within the monitoring system.
8. Is professional installation recommended?
Professional installation is recommended to ensure proper routing, connector integrity, and overall system performance.
9. What industries commonly use this product?
Power generation, oil & gas, petrochemical, mining, manufacturing, and other industries operating critical rotating equipment.
10. How can service life be maximized?
Avoid excessive cable bending, protect connectors from contamination, follow recommended routing practices, and perform periodic inspection during routine maintenance.
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