وصف

Bently Nevada 330905-00-15-05-02-05 3300 NSv Proximity Probe

The Bently Nevada 330905-00-15-05-02-05, also cataloged as the 330905 3300 NSv Proximity Probe, operates as a dedicated hardware component for shaft displacement measurement within the 3300 XL NSv Transducer System. It uses eddy-current sensing technology to provide non-contact vibration and position monitoring signals for rotating machinery applications.

Hardware Specifications

Parameter	Specification
Model	330905-00-15-05-02-05
Brand	Bently Nevada
Product Series	3300 XL NSv Proximity Probe
Probe Type	M10 x 1 Thread, Non-armored Probe
Origin	USA
Dimensions	Case Length: 150 mm; Cable Length: 0.5 m
Operating Temp	-52 deg C to +177 deg C
Power Consumption	Supplied by compatible 3300 XL NSv Proximity System
Linear Range	1.5 mm (60 mils)
Average Scale Factor (ASF)	7.87 V/mm (200 mV/mil) nominal
Linear Range Start Gap	Approximately 0.25 mm (10 mils) from target
Target Material Calibration	AISI 4140 steel
Thread Size	M10 x 1 metric fine thread
Unthreaded Length	0 mm
Probe Tip Material	Polyphenylene sulfide (PPS)
Probe Case Material	AISI 304 Stainless Steel
Connector Type	Miniature coaxial ClickLoc connector, gold-plated brass
Minimum Cable Bend Radius	25.4 mm

Eddy-Current Probe Scaling and Rotor Dynamics Monitoring

The 3300 XL NSv transducer system uses eddy-current probe scaling to convert shaft displacement into proportional electrical output signals. The 330905-00-15-05-02-05 probe provides a nominal scale factor of 200 mV/mil for vibration and position measurement.

Furthermore, the probe supports rotor dynamics analysis by measuring relative shaft movement against the machine bearing structure. The system verifies the probe operating gap through gap voltage validation, where a typical target gap voltage is approximately -10 VDC for correct signal conditioning.

The miniature coaxial ClickLoc connector maintains signal integrity through controlled impedance transmission. Additionally, the compact probe construction reduces installation restrictions in applications requiring limited side-view clearance.

Frequently Asked Questions

Q: What measurement principle does the Bently Nevada 330905-00-15-05-02-05 use?
A: The probe uses eddy-current sensing technology to measure shaft displacement without physical contact between the probe tip and the rotating target.

Q: What target material is used for standard calibration?
A: The standard calibration target material is AISI 4140 steel. Other target materials may require system recalibration.

Q: Can this probe operate in high-temperature machinery environments?
A: Yes. The probe and cable assembly support an operating temperature range from -52 deg C to +177 deg C.

Field Installation Guidelines

Install the M10 x 1 threaded probe into the designated mounting location while maintaining the specified mechanical clearance around the probe tip. Ensure that the sensing face remains aligned with the rotating shaft target surface.

Route the 0.5 m probe cable away from high-current conductors and strong electromagnetic interference sources. Maintain the minimum cable bend radius of 25.4 mm to prevent mechanical stress on the coaxial cable assembly.

Connect the miniature coaxial ClickLoc connector securely and verify electrical continuity before commissioning. During setup, confirm the probe gap voltage output and adjust the installation position until the required operating gap is achieved.

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