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The Bently Nevada 330101-00-08-10-02-00, also cataloged as the 330101 Proximity Probe, operates as a dedicated hardware component for sensing shaft displacement and vibration within machine monitoring networks.

Suffix Breakdown & Model Matrix

Suffix Description
330101 Base Model: 3300 XL 8 mm Probe, 3/8-24 UNF thread
00 Unthreaded Length: 0 mm
08 Overall Case Length: 80 mm
10 Total Length: 1.0 m (3.3 ft)
02 Connector: Miniature coaxial ClickLoc connector, standard cable
00 Agency Approval: Not required

Hardware Specifications

Parameter Specification
Model 330101-00-08-10-02-00
Brand Bently Nevada
Origin USA
Dimensions 80 mm case length, 1.0 m cable
Operating Temp -51 deg C to +177 deg C
Power Consumption N/A (Passive transducer)
Probe Diameter 8 mm
Mounting Thread 3/8-24 UNF

Eddy-Current Probe Scaling and Rotor Dynamics

The 330101 probe converts mechanical gap changes into electrical signals based on fixed eddy-current probe scaling protocols, typically 7.87 V/mm. To ensure accurate rotor dynamics analysis, the sensor must be positioned to achieve a gap voltage validation target of -10 VDC at the monitor input when the rotor is at the nominal position.

The use of the ClickLoc connector assembly maintains signal integrity; however, shielding must be continuous to provide necessary cross-talk suppression between adjacent probe channels. Deviations from the linear operating range can result in signal clipping or distortion, which necessitates precise gap adjustment during initial mechanical installation.

Frequently Asked Questions

Q: Is the 1.0 m cable length interchangeable with other extension cable lengths?

A: The total length of the probe and extension cable must match the calibrated length of the system monitor. Replacing the 1.0 m cable with a different length will alter the system's electrical response and invalidate the calibration.

Q: Can this probe be mounted in an environment exceeding 177 deg C?

A: No, operating temperatures above 177 deg C exceed the insulation ratings of the probe components, which leads to signal drift and premature failure of the transducer internal electronics.

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