The Bently Nevada 330130-040-00-05, also cataloged as the 330130 Extension Cable, operates as a dedicated hardware component for high-frequency RF signal transmission within 3300 XL Proximity Transducer platforms. Configured for non-contacting displacement and dynamic vibration loop matching in machine protection architectures, the hardware links the proximity probe to the remote Proximitor sensor module without introducing attenuation or impedance anomalies.

Suffix Nomenclature Options

• Base Model (330130): 3300 XL Standard Extension Cable.

• Cable Length Option (040): 4.0 meters (11.5 feet) physical cable span.

• Connector Protector and Cable Option (00): Standard unarmored coaxial cable configuration.

• Agency Approval Option (05): CSA, ATEX, and IECEx hazardous area multi-approvals.

Technical Performance Metrics

Eddy-Current Probe Scaling and Rotor Dynamics

This 4.0-meter hardware segment is engineered to maintain exact factory eddy-current probe scaling when matched with a 1.0-meter 3300 XL proximity probe. The resulting 5.0-meter calibrated electrical loop matches the tuning profile of the Proximitor oscillator, allowing accurate tracking of dynamic rotor dynamics parameters. Preserving fixed loop metrics ensures that high-frequency vibration signals remain isolated from phase distortions and enforces cross-talk suppression between orthogonal X-Y radial monitoring channels.

Coaxial Loop Interface FAQ

Q: What specific electrical tracking errors arise if this 4.0-meter cable is combined with a 0.5-meter legacy probe?

A: Combining a 4.0-meter extension line with a 0.5-meter probe yields a 4.5-meter total length, which deviates from the required 5.0-meter tuning block. This reduction shifts the loop capacitance away from the factory baseline, distorting the standard 7.87 V/mm scale factor and degrading accuracy during gap voltage validation.

Q: Is this standard coaxial model optimized to prevent fluid migration along the internal braid?

A: No. This model features option code 00 (Standard Cable). For environments involving pressurized oil or gas migration through the cable interior, a dedicated FluidLoc configuration (Option 10) must be utilized to seal the inner voids.

Q: Can the miniature coaxial connectors be cleaned with standard industrial hydrocarbon solvents?

A: Coaxial interface pins must be cleaned using only residue-free electronic contact cleaners. Hydrocarbon solvent deposits degrade the dielectric performance of the internal insulator, skewing gap measurements and triggering false monitor status indications.

Field Layout and Installation Directives

• Conduit Isolation Separation: Route the unarmored 4.0-meter coaxial line through dedicated, earthed metallic conduits, avoiding parallel runs next to high-voltage AC motor power paths to block electromagnetic noise injection.

• Bending Radius Limitations: Maintain a continuous physical bend radius of not less than 25.4 mm (1.0 inch) along the cable track to prevent core deformation or structural changes to the internal shielding layers.

• Connector Sleeve Latching: Ensure the coaxial connection pins are completely dry before mating. Hand-tighten the miniature coaxial interfaces securely until the mechanical locking mechanism is fully seated.

• Shield Grounding Discipline: Keep the extension cable outer shield floating relative to the local machine housing. Ensure the entire circuit shield paths ground exclusively at the machine protection monitor rack ground terminal.

Packing Procurement Items

• Components Contained in Shipped Line: One Bently Nevada 330130-040-00-05 4.0-meter standard unarmored extension cable and terminal interface covers.

• Separated Accessory Requirements: Matching 8 mm non-contacting proximity probes, panel-mount Proximitor driver blocks, and silicone terminal boots are separate lines.

Logistics Packaging Profiles

• Transit Turnaround Window: Delivery time: 2-7 days when payment finish, routed via prioritized international express courier networks using DHL, FEDEX, or UPS.

• Anti-Static Industrial Packaging: Dispatched within heat-sealed anti-static industrial packaging and shipped in rigid outer cartons to prevent crushing or shield layer distortion during international transport.