Bently Nevada 330730-080-01-RU 3300 XL 11 mm Extension Cable

The Bently Nevada 330730-080-01-RU 3300 XL 11 mm Extension Cable is a high-quality extension cable designed to connect 3300 XL 11 mm proximity probes to their corresponding Proximitor® sensors. This cable ensures that the displacement and vibration signals from critical machinery are transmitted accurately and without distortion, preserving the high-fidelity data needed for machinery protection systems. Engineered for industrial environments, the 330730-080-01-RU provides robust mechanical protection, excellent shielding against electromagnetic interference, and stable electrical characteristics, making it suitable for use in turbines, compressors, generators, and other critical rotating equipment.

Product Parameters

Applications

• Turbomachinery Monitoring – Extends probe connections for steam, gas, and hydro turbines to monitoring systems.

• Compressors & Pumps – Ensures accurate shaft vibration and axial position monitoring in long-distance installations.

• Generators & Motors – Preserves signal integrity for rotor displacement and vibration measurements in high-temperature and high-vibration environments.

• Industrial Fans & Blowers – Supports vibration monitoring in locations with mechanical stress and movement.

• Petrochemical Plants – Operates reliably in corrosive atmospheres while transmitting high-fidelity displacement signals.

• Power Plants & Heavy Industry – Enables flexible routing of proximity probe signals for complex machinery protection layouts.

Advantages

• High Signal Fidelity – Controlled impedance and low capacitance minimize signal loss and preserve measurement accuracy.

• Robust Mechanical Design – Armored cable resists crushing, abrasion, and bending in industrial installations.

• Wide Temperature Range – Performs reliably from –35 °C to +177 °C, suitable for hot machine areas or cold environments.

• Seamless Integration – Designed specifically for 3300 XL probes and Proximitor sensors for easy system installation.

• Superior EMI Protection – Multi-layer shielding protects against external electromagnetic interference.

• Durable and Low Maintenance – High-quality materials and rugged construction reduce the need for frequent inspections.

FAQ

1. What is the characteristic impedance of this extension cable?

   The cable has a nominal 50 Ω characteristic impedance to ensure minimal signal reflection and optimal signal transmission.

2. How does the cable prevent electromagnetic interference?

   Coaxial design with grounded braided shielding protects the transmitted signal from external noise sources.

3. Is the cable specifically calibrated for 11 mm proximity probes?

   Yes, it is factory-matched to maintain accurate signal transfer from 3300 XL 11 mm probes.

4. What type of connectors are used at each end of the cable?

   High-quality coaxial connectors with environmental sealing provide reliable attachment to probes and Proximitor drivers.

5. Does the cable require calibration after installation?

   No additional calibration is required as long as the specified cable length is maintained.

6. How does the cable maintain signal quality over its full frequency range?

   Tight impedance control and low capacitance ensure high-frequency components are transmitted accurately.

7. Can this cable operate in areas with continuous vibration?

   Yes, its armored construction provides stability and protects the signal in high-vibration environments.

8. What is the dielectric material used in the cable?

   A PTFE-based dielectric maintains consistent electrical properties across the operating temperature range.

9. How is moisture ingress prevented?

   The cable connectors include gaskets and sealing to meet IP67 protection when installed correctly.

10. Is this cable suitable for hazardous area installations?

    Yes, when installed according to Bently Nevada hazardous-area guidelines with approved components.