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Bently Nevada 330103-08-13-10-02-CN 3300 XL 8 mm Proximity Probes

The Bently Nevada 330103-08-13-10-02-CN, also cataloged as the 330103 3300 XL 8 mm Proximity Probe, operates as a dedicated hardware component for eddy-current displacement measurement and vibration monitoring within Bently Nevada TSI monitoring systems.

Hardware Specifications

Parameter	Specification
Model	330103-08-13-10-02-CN
Brand	Bently Nevada
Product Type	3300 XL 8 mm Proximity Probe
Origin	USA
Weight	0.323 kg
Dimensions	Overall case length: 130 mm; total cable length: 1.0 m
Power Consumption	Passive probe element; powered through compatible Proximitor sensor system
Probe Diameter	8 mm
Unthreaded Length	80 mm
Cable Type	Standard cable with miniature coaxial ClickLoc connector
Connector Option	02: Miniature coaxial ClickLoc connector
Agency Approval	CN: Country-specific China approval option
Probe Tip Material	Polyphenylene sulfide (PPS)
Probe Case Material	AISI 303 or 304 stainless steel (SST)
Pressure Sealing	Viton O-ring between probe tip and case
Measurement Principle	Eddy-current non-contact displacement measurement

Eddy-Current Probe Scaling and Rotor Dynamics Monitoring

The 330103-08-13-10-02-CN uses eddy-current sensing technology to convert the distance between the probe tip and the rotating target into an electrical displacement signal. Therefore, the probe provides dynamic vibration and static position measurements for rotor monitoring applications.

Bently Nevada proximity systems use calibrated probe scaling characteristics to maintain consistent displacement output. The probe operates as part of a matched proximity transducer chain with compatible Proximitor sensors, where gap voltage validation and signal conditioning support accurate shaft position analysis.

For rotor dynamics evaluation, the probe measures shaft movement caused by vibration, axial displacement, and mechanical clearances. Additionally, correct probe installation and target surface conditions reduce measurement errors caused by mechanical runout or signal interference.

Frequently Asked Questions

Q: What measurement principle does the 330103-08-13-10-02-CN use?
A: The probe uses eddy-current technology to measure the distance between the probe tip and the conductive target surface without physical contact.

Q: Does the probe include an internal power supply circuit?
A: No. The probe operates as a passive sensing element and requires connection to a compatible Bently Nevada Proximitor system for excitation and signal processing.

Q: What sealing method does the probe use for differential pressure protection?
A: The probe uses a Viton O-ring sealing structure between the probe tip and stainless steel case. The probe is not pressure tested before shipment.

Field Installation Guidelines

• Install the probe with the sensing tip facing the measured shaft surface and maintain correct mechanical clearance according to the approved system setup.
• Connect the miniature coaxial ClickLoc connector securely to prevent signal interruption caused by loose mechanical connections.
• Route the probe cable separately from high-voltage power cables and strong electromagnetic interference sources.
• Maintain proper cable shielding and grounding practices through the connected monitoring system.
• Verify probe polarity, connector condition, and cable integrity before system commissioning.
• Confirm the probe gap voltage through the compatible Proximitor module and validate the operating range before vibration data collection.
• Ensure the target surface remains clean and free from contamination that may affect eddy-current measurement accuracy.

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