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The Bently Nevada 330130-045-01-05, also cataloged as the 330130 Extension Cable, operates as a dedicated hardware component for RF signal transmission within 3300 XL Proximitor Sensor networks. It acts as the electrical link connecting an 8 mm or 5 mm proximity probe to a remote transducer module, maintaining analog proximity loop integrity without introducing uncompensated impedance mismatches or signal phase errors.

Suffix Breakdown & Model Matrix

  • 330130 - Base Model: 3300 XL Standard Extension Cable
  • -045 - Cable Length Option: 4.5 metres (14.8 feet)
  • -01 - Connector Protector and Cable Option: Armored cable
  • -05 - Agency Approval Option: CSA, ATEX, IECEx Approvals

Hardware Specifications

Parameter Specification
Model 330130-045-01-05
Brand Bently Nevada
Origin United States
Weight 2.0 kg
Dimensions 4.5 m physical length (armored jacket diameter 5.89 mm)
Operating Temp -51 to +177 deg C
Power Consumption 0.0 W (Passive component)
Transducer System Matching 3300 XL 5 mm and 8 mm Proximity Transducers
Nominal Capacitance 69.9 pF/m (21.3 pF/ft)
Minimum Bend Radius 25.4 mm (1.0 in)

Eddy-Current Probe Scaling & Cross-Talk Suppression

The 330130-045-01-05 utilizes a specialized armored coaxial infrastructure to provide signal integrity and cross-talk suppression during parallel routing configurations. The tight manufacturing tolerances of the internal core establish standard eddy-current probe scaling coefficients required by 3300 XL monitoring systems. This structural optimization ensures correct loop attenuation behavior, facilitating precise gap voltage validation targeting standard -10 VDC operational baselines.

Frequently Asked Questions

Q: How does the internal capacitance shift if the outer armored jacket experiences structural deformation or crushing?

A: Mechanical deformation of the outer armor layer modifies the distance between the primary internal conductor and the copper braid shielding. This structural change alters the nominal 69.9 pF/m baseline capacitance parameter, resulting in non-linear scale factor errors in the vibration tracking circuit.

Q: Does the -05 multiple approval suffix change the physical grounding or electrical connection scheme of the coaxial shield?

A: No. The -05 designation dictates compliance with intrinsic safety parameters for hazardous locations (CSA, ATEX, IECEx) but does not change the physical structure of the coaxial cable. Shielding connection and insulation requirements remain identical to standard variants.

Field Installation Guidelines

  • Maintain a minimum static bend radius of 25.4 mm along the entirety of the conduit run to prevent dielectric material deformation.
  • Ensure all terminal connections are joined utilizing the standard tightening procedures to mitigate impedance spikes at junction points.
  • Insulate the coaxial connector assemblies from direct physical contact with structural cable trays using the specified terminal boots or self-fusing insulation wrap.
  • Isolate all sensor runs inside dedicated low-voltage instrument raceways to optimize cross-talk suppression and eliminate EMI hazards.

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