وصف

Bently Nevada 330905-00-05-10-02-00 3300 XL NSv Proximity Probe

The Bently Nevada 330905-00-05-10-02-00, also cataloged as the 330905 3300 XL NSv Proximity Probe, operates as a dedicated hardware component for non-contact shaft displacement and vibration measurement within Bently Nevada TSI monitoring systems.

Hardware Specifications

Parameter	Specification
Model	330905-00-05-10-02-00
Brand	Bently Nevada
Product Type	3300 XL NSv Proximity Probe
Origin	USA
Dimensions	M10 x 1 threaded probe, 50 mm case length, 1.0 m total cable length
Operating Temp	-51 deg C to +177 deg C
Power Consumption	Supplied by compatible Proximitor sensor; probe is passive eddy-current sensing element
Thread Size	M10 x 1.0 metric fine thread
Armor Configuration	Without armor
Unthreaded Length	0 mm
Connector Type	Miniature coaxial ClickLoc connector
Cable Type	Standard miniature coaxial cable
Average Scale Factor	7.87 V/mm (200 mV/mil) nominal
Linear Range	1.5 mm (60 mils) nominal
Target Material	AISI 4140 steel calibration target
Frequency Response	0 Hz to 10 kHz (-3 dB)
Probe Tip Material	Polyphenylene sulfide (PPS)
Probe Case Material	AISI 303 or 304 stainless steel
Minimum Cable Bend Radius	25.4 mm

Eddy-Current Measurement and Rotor Dynamics Features

The 3300 XL NSv proximity probe applies eddy-current sensing technology to convert shaft position changes into electrical displacement signals. Therefore, the connected Proximitor sensor can process gap voltage variations and vibration movement data for machinery protection and condition monitoring.

The probe provides a nominal scale factor of 7.87 V/mm, which supports consistent displacement measurement across the specified linear range. In addition, the system uses gap voltage validation with typical -10 VDC target conditions to confirm probe operating position and measurement accuracy.

Furthermore, the compact NSv mechanical structure supports rotor dynamics monitoring where installation clearance limits restrict conventional probe mounting. The narrow side-view design reduces physical interference near small-diameter shafts, counterbores, and restricted bearing housings.

The miniature coaxial ClickLoc connector uses a locking mechanism to maintain electrical connection under mechanical vibration. Meanwhile, the TipLoc molding and CableLoc design increase the mechanical connection strength between the probe tip, body, and cable assembly.

Frequently Asked Questions

Q: What measurement principle does the 330905-00-05-10-02-00 use?
A: The probe uses eddy-current sensing technology and requires a compatible Proximitor sensor to convert shaft displacement into vibration and position signals.

Q: What is the function of the M10 x 1 thread configuration?
A: The M10 x 1 metric thread allows installation in compact machinery locations where standard larger proximity probes cannot fit.

Q: Can the probe operate independently without a Proximitor sensor?
A: No. The probe functions as the sensing element and requires a compatible Bently Nevada Proximitor interface for signal conditioning and output processing.

Field Installation Guidelines

Install the probe with the sensing tip aligned toward the monitored shaft surface according to the machinery manufacturer installation drawing.

Maintain proper probe-to-target positioning to achieve the required gap voltage range before system commissioning. Verify the electrical output through the connected Proximitor sensor and confirm the expected gap voltage condition.

Route the miniature coaxial cable away from high-current power conductors and strong electromagnetic interference sources. Use proper cable support to prevent excessive bending stress near the connector and probe body.

Ensure the M10 x 1 threaded section is mechanically secured without applying excessive torque that may damage the probe housing. Grounding and shielding practices should follow the applicable Bently Nevada monitoring system installation requirements.

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