Configured for high-frequency eddy-current displacement acquisition within rotating machinery monitoring systems, the Bently Nevada 330101-00-96-20-02-CN (330101-00-96-20-02-CN Proximity Probes) provides direct physical/electrical execution.

Part Number Breakdown & Variant Mapping

• Base Model and Thread Configuration: 330101 (3/8-24 UNF thread, unarmored construction)
• Unthreaded Length Designation: 00 (0.0 in unthreaded length option)
• Overall Case Length Specification: 96 (9.6 in maximum case length profile)
• Total System Cable Length: 20 (2.0 meters / 6.6 feet integrated cable format)
• Connector Type Indicator: 02 (Miniature coaxial ClickLoc connector interface)
• Regulatory Compliance Option: CN (CSA, ATEX, IECEx regional approvals)

Hardware Specifications Table

Cross-Talk Suppression and Gap Voltage Validation

The transducer core operates on high-frequency modulation principles, requiring strict adherence to dynamic gap voltage parameters. During initial shaft alignment, static voltage offset must maintain a nominal target of -10 VDC at mid-scale position. Signal path integrity relies on matched coaxial impedance to suppress electromagnetic cross-talk across multi-channel monitoring racks, ensuring linear translation of vibration vectors without harmonic distortion.

Complete Delivery Manifest

• 1 x 3300 XL 8 mm Proximity Probe Tip Assembly
• 1 x Threaded Mounting Nut with Locking Hardware
• 1 x Regulatory Certification Documentation Leaflet

Mechanical Installation and Cabling Constraints

• Maintain a minimum radial clearance of 10 mm from adjacent structural boundaries to prevent unintended eddy-current field absorption.
• Route coaxial signal leads inside grounded metallic conduits, keeping complete physical separation from high-voltage motor supply lines.
• Apply calibrated torque values during threaded insertion into machine casing ports to prevent structural deformation of the probe tip.
• Secure ClickLoc miniature connectors to prevent mechanical decoupling caused by continuous operational vibration loads.

Frequently Asked Questions and Technical Responses

• What is the nominal scale factor produced by this probe assembly?

  The output scale factor is calibrated to 7.87 mV/um when connected to a compatible 3300 XL Proximitor sensor.

• Can this probe be operated without an extension cable?

  The total system length is fixed at 2.0 meters, combining the probe lead and connector interface for direct pairing with monitor channels.

• What is the minimum bend radius permitted for the coaxial cable?

  The cable must maintain a bend radius exceeding the manufacturer threshold to prevent internal conductor breakage and signal loss.

• How does the system handle explosive atmosphere compliance?

  The CN designation incorporates specific regional safety approvals, including CSA, ATEX, and IECEx certifications for hazardous areas.

• Is bench calibration required when replacing individual components?

  The 3300 XL design permits complete interchangeability of probes and sensors without requiring custom bench calibration.

• What target material is assumed for standard linear calibration?

  Factory scaling is optimized for AISI 4140 alloy steel targets; different metallic compositions require individual correction curves.

• What is the primary cause of sudden signal dropout during operation?

  Coaxial connector contamination, moisture ingress, or mechanical damage to the outer fluorocarbon insulation jacket.

• How is the static gap voltage measured during commissioning?

  A digital multimeter is attached to the COM and -V output terminals on the monitor channel to verify the -10 VDC baseline.