Bently Nevada 330730-080-12-05 3300 XL 11mm Extension Cable

Core Function and System Compatibility

The Bently Nevada 330730-080-12-05 acts as a vital link within the 3300 XL 11mm Proximity Transducer System. This extension cable connects the 11mm proximity probe to the Proximitor Sensor, ensuring that low-level eddy current signals travel without distortion or significant attenuation. Specifically engineered for large-scale machinery, the 11mm system offers a wider linear range than standard 8mm probes, making it ideal for monitoring larger shaft diameters or applications requiring greater displacement measurements. Because this cable maintains strict electrical impedance, it ensures the entire transducer system remains calibrated and accurate.

Durable Design and Environmental Resistance

Reliability remains a priority in the construction of the 330730-080-12-05. The cable utilizes high-quality coaxial shielding to prevent electromagnetic interference (EMI) from corrupting critical vibration data. Furthermore, the 3300 XL design incorporates ClickLoc connectors, which provide a secure, finger-tight connection that resists loosening under high-vibration conditions. The FEP (Fluorinated Ethylene Propylene) outer jacket offers exceptional protection against caustic chemicals, moisture, and extreme industrial temperatures. Consequently, this cable performs consistently in the demanding environments typical of power plants and oil refineries.

Technical Specifications

• Cable Type: 3300 XL 11mm Extension Cable
• Total Length: 8.0 meters (approximately 26.2 feet)
• Cable Armor: Stainless steel flexible armor (Option 12)
• Agency Approvals: Worldwide hazardous area certifications (Option 05)
• Connector Type: Miniature coaxial ClickLoc connectors
• Operating Temperature: -51°C to +177°C (-60°F to +350°F)
• Compatibility: 3300 XL 11mm Proximity Probes and Proximitor Sensors

Machinery Protection and Applications

Industrial operators rely on the 330730-080-12-05 to facilitate precise vibration and position monitoring for mission-critical assets. Because it is part of the Turbomachinery Instrumentation (TSI) suite, this cable frequently supports the protection of large steam turbines, high-pressure compressors, and heavy-duty industrial fans. Moreover, the inclusion of flexible stainless steel armor provides physical defense against abrasion and mechanical impact during installation and long-term operation. By maintaining a stable signal path, this extension cable helps maintenance teams execute effective condition-based monitoring and avoid costly unplanned downtime.