Bently Nevada 330173-00-06-10-02-00 3300 5 mm Proximity Transducer

Configured for high-frequency vibration and axial position measurement in machine monitoring systems, the Bently Nevada 330173-00-06-10-02-00 (330173 5 mm Proximity Transducer) provides direct physical execution of non-contact displacement sensing. This assembly translates mechanical shaft movement into electrical signals for interpretation by the associated Proximitor sensor unit.

Suffix Breakdown & Model Matrix

Hardware Specifications

Eddy-Current Probe Scaling and Gap Voltage Validation

The 330173 system relies on precise eddy-current probe scaling to ensure linear displacement output, typically maintaining 7.87 V/mm (200 mV/mil) for AISI 4140 steel targets. During initial commissioning, technicians must perform gap voltage validation at the terminal strip of the Proximitor sensor; a reading of -10 VDC at the linear center of the probe range is the standard benchmark for accurate rotor dynamics monitoring. Proper cross-talk suppression is achieved by routing the integral coaxial cable through dedicated metallic conduit, ensuring physical isolation from AC power lines or high-frequency switching sources that could introduce noise into the transducer loop.

Frequently Asked Questions

Q: Can the ClickLoc connector be removed to facilitate installation through tight conduit?

A: No. The ClickLoc connector is factory-molded to the coaxial cable to maintain specific electrical impedance and capacitive characteristics. Removal or field-modification will invalidate the system calibration and introduce signal measurement errors.

Q: How is the probe sensitivity affected if the target material is not AISI 4140 steel?

A: The probe scale factor is dependent on the magnetic permeability and electrical resistivity of the target material. Using materials other than the factory-standard steel requires a specific calibration curve to correct for the resulting deviation in sensitivity.

Field Installation Guidelines

• Mechanical Mounting: Secure the probe within a rigid bracket. The 60 mm case length requires adequate clearance behind the mounting point to accommodate the cable exit. Avoid overtightening mounting nuts to prevent structural deformation of the probe housing.
• Shielding and Grounding: The coaxial shield must be continuous through the ClickLoc connection. The system should be grounded at a single point, usually the Proximitor terminal block, to prevent ground loop currents from impacting signal stability.
• Connector Care: Inspect the ClickLoc interface for cleanliness before mating. An audible "click" confirms the connector is fully seated. In high-humidity environments, ensure the connector protector is engaged to prevent moisture-induced corrosion.
• Cable Routing: Adhere to a minimum static bend radius of 25.4 mm (1.0 inch). Avoid creating sharp bends or kinks in the coaxial cable, as these distort the internal geometry and affect signal propagation.