330103-03-08-10-01-00 Bently Nevada 3300 XL 8 mm Proximity Probe

Configured for non-contact displacement measurement in the 3300 XL transducer system, the Bently Nevada 330103-03-08-10-01-00 (330103 3300 XL 8 mm Proximity Probe) provides an eddy-current output proportional to the distance between the probe tip and a conductive target. The probe uses an M10 x 1 metric configuration, an 80 mm case length, and a 1.0 m cable. It supports vibration and position measurement circuits for rotating machinery monitoring.

Suffix Breakdown & Model Matrix

Hardware Specifications

Eddy-Current Probe Scaling and Gap Voltage Validation

The Bently Nevada 330103-03-08-10-01-00 operates through an eddy-current measurement principle. The associated system converts changes in the electromagnetic field between the probe tip and conductive target into a proportional voltage signal.

Correct probe scaling depends on the specified target material and complete system configuration. Therefore, technicians should validate the mechanical gap using the associated system voltage characteristics before final operation. A nominal -10 VDC gap reference is commonly used for Bently Nevada proximity measurement system adjustment where applicable to the specified system configuration.

The 7.87 V/mm incremental scale factor provides the displacement relationship used for vibration and position measurement. In addition, controlled probe routing and separation from adjacent sensor circuits help reduce electrical cross-talk in multi-channel rotor dynamics monitoring installations.

Frequently Asked Questions

Q: Can the 330103-03-08-10-01-00 probe operate as a standalone sensor?
A: No. The probe is intended for use as part of a compatible Bently Nevada 3300 XL proximity transducer system with the required extension cable and Proximitor sensor or associated signal conditioning equipment.

Q: What target material is specified for the stated probe scale factor?
A: The provided scale factor is optimized for an AISI 4140 steel target. Different conductive target materials can affect the electrical response and require system-specific verification.

Q: Does the 330103-03-08-10-01-00 have hazardous area approval under the -00 option?
A: No. The -00 suffix identifies the standard option without a hazardous area approval specified in the provided model breakdown.

Field Installation Guidelines

• Install the M10 x 1 probe according to the specified mechanical mounting arrangement and maintain adequate thread engagement.
• Set the probe-to-target gap using the applicable Bently Nevada system voltage and calibration procedure.
• Keep the target surface clean and conductive during setup to avoid measurement variation caused by contamination or surface changes.
• Route probe and associated transducer cables separately from high-current power wiring and switching circuits.
• Maintain cable shielding and grounding practices specified for the complete 3300 XL transducer system.
• Avoid unnecessary cable stress, sharp bends, crushing, or mechanical damage to the probe cable and ClickLoc connector.
• Verify the complete probe, cable, and signal conditioning configuration before commissioning the vibration or position monitoring channel.