Configured for signal transmission in machine protection systems, the Bently Nevada 330130-085-02-00 (330130-085-02-00 Extension Cable) provides direct physical/electrical execution.

Suffix Breakdown & Model Matrix

• 085: 8.5 meters (27.9 feet) nominal cable length.
• 02: Standard cable type with integrated connector protector.
• 00: No agency approvals requested.

Hardware Specifications

Mechanical Monitoring & TSI Integration

The 330130-085-02-00 extension cable is a component of the 3300 XL transducer system, designed to preserve the integrity of eddy-current probe scaling. Precise signal transmission is required for valid gap voltage validation, with typical operational targets set at -10 VDC. The cable geometry is optimized for cross-talk suppression between channels, preventing electrical coupling that can interfere with high-fidelity rotor dynamics data. Proper shield termination at the proximitor terminal block is necessary to maintain the system's susceptibility limits against electromagnetic interference in rotating machinery environments.

Ordering info

• 1 x 330130-085-02-00 Extension Cable
• 1 x Connector protector kit

Field Installation Guidelines

• Cable Routing
  • Maintain a minimum bend radius of 30 mm to prevent damage to the internal coaxial dielectric.
  • Route cables through dedicated instrumentation conduits to isolate from high-voltage power lines.
• Connector Handling
  • Ensure the connector interface is clean and free of dielectric contaminants before mating.
  • Verify that the connector protector is fully seated and hand-tightened to prevent environmental ingress.
• Shielding and Grounding
  • Ensure the cable shield is bonded to the system common at the Proximitor end to prevent ground loop formation.

Frequently Asked Questions

• Is this cable length field-modifiable?

  No. The cable length is factory-matched to the system's resonant frequency; cutting or splicing will invalidate the scale factor and system calibration.

• Can I use this cable with 3300 NSv systems?

  No. 3300 XL series cables have specific impedance characteristics designed for 8 mm probes and are not interchangeable with NSv transducer components.

• What is the consequence of omitting the connector protector?

  Exposing the connection to moisture or conductive dust will introduce signal noise and potentially cause intermittent sensor readings.

• How do I identify a faulty extension cable?

  Perform a continuity check on the center conductor and verify insulation resistance between the shield and conductor. Any deviation from baseline values indicates failure.

• Does the cable require specific torque during installation?

  Connectors should be hand-tightened to ensure proper seating; over-torquing can damage the internal pin alignment of the connector.

• Is the stainless steel case material resistant to oxidation?

  Yes, the AISI 303/304 stainless steel construction provides protection against oxidation in standard industrial environments.

• What is the impact of cable capacitance on the signal?

  Excessive capacitance will cause signal attenuation and phase shifts, degrading the transducer frequency response for dynamic signals.

• Can this cable be used for intrinsically safe installations?

  The 00 suffix indicates no specific agency approvals; verify the system configuration against local hazardous area requirements before deployment.