The Bently Nevada 330104-00-08-05-02-05, also cataloged as the 330104 Proximity Probe, operates as a dedicated hardware component for non-contacting displacement and vibration monitoring within rotating machinery platforms.

Configuration Matrix and Suffix Breakdown

The 330104-00-08-05-02-05 part number specifies:

• 00: Metric M10 x 1 thread without armor.

• 08: 80 mm case length.

• 05: 0.5 meter (1.6 feet) total system length.

• 02: Miniature coaxial ClickLoc connector.

• 05: CSA, ATEX, and IECEx hazardous area approvals.

Hardware Specifications

Rotor Dynamics and Transducer Scaling

The 3300 XL system utilizes eddy-current probe scaling to ensure linear displacement output. During system commissioning, gap voltage validation is performed to align the transducer tip with the -10 VDC target, providing the reference required for accurate radial vibration and axial position measurement. The probe design incorporates cross-talk suppression to maintain signal integrity in high-density installations, preventing mutual interference between multiple proximity channels on the same rotating assembly.

Ordering Information

• 1 x 330104-00-08-05-02-05 Proximity Probe.

• 1 x Installation hardware set (mounting nuts).

• 1 x Technical manual set.

Field Installation Guidelines

• Mechanical Mounting

• Thread the probe into the mounting bracket until the required gap is achieved.

• Adjust the probe depth to reach a nominal -10 VDC reading at the monitor rack.

• Secure the transducer using the provided locknuts to prevent mechanical shift due to machine vibration.

• Electrical Connection

• Ensure the ClickLoc connector is fully seated to prevent signal noise or intermittency.

• Maintain shield continuity to the monitoring system ground to minimize common-mode noise.

Frequently Asked Questions

• What is the frequency response of this probe?

  The probe supports a frequency range from 0 to 10 kHz (-3 dB), suitable for both static displacement and dynamic vibration analysis.

• Can this probe be used in hazardous locations?

  Yes, the 05 suffix indicates compliance with CSA, ATEX, and IECEx standards for operation in classified hazardous areas.

• Is the probe field-repairable?

  No, the transducer is a factory-calibrated assembly. Any attempt to repair the cable or probe tip will compromise measurement accuracy.

• Why is the ClickLoc connector used?

  The ClickLoc connector provides a secure, vibration-resistant connection that prevents accidental disconnection during mechanical operation.

• Can I replace the 0.5 meter cable with a longer one?

  No, the system is calibrated as a matched set; changing the cable length alters the electrical resonance and invalidates the output linearity.

• What is the gap voltage range?

  The linear operating range is typically set around a -10 VDC reference; deviations indicate the probe is outside the linear transduction range.

• Is the probe compatible with 3300 XL extension cables?

  Yes, this probe is compatible with standard 3300 XL extension cables and Proximitor sensors, provided the total system length is consistent.

• How do I identify the probe thread type?

  The 00 suffix denotes an M10 x 1 metric thread configuration for installation into standardized machinery mounting brackets.