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The Bently Nevada 330905-00-10-05-02-00 serves as the primary 330905 Proximity Sensors utilized to execute non-contact shaft displacement and vibration measurement across 3300 NSv Machinery Monitoring System platforms. The transducer integrates an M10 x 1 AISI 304 stainless steel threaded body with 0 mm unthreaded length, 100 mm overall case length, and a 0.5 m (20 in) standard coaxial cable terminated with a miniature coaxial ClickLoc connector.

Suffix Breakdown & Model Matrix

Option Code Parameter Designation Selected Configuration
330905 Base Model 3300 NSv Probe, M10 x 1 thread, without armor
-00 Unthreaded Length 0 mm
-10 Overall Case Length 100 mm
-05 Total Length Option 0.5 m (20 in)
-02 Connector & Cable Type Miniature coaxial ClickLoc connector, standard cable
-00 Agency Approval Option Not required

Hardware Specifications

Parameter Specification
Model 330905-00-10-05-02-00
Brand Bently Nevada
Origin United States
Weight 1.5 kg
Dimensions M10 x 1 thread profile (100 mm overall case length)
Operating Temp -34 deg C to +177 deg C (-30 deg F to +351 deg F)
Power Consumption Passive transducer (Powered via Proximitor Sensor)
Storage Temperature -51 deg C to +177 deg C (-60 deg F to +351 deg F)
Probe Tip Material Polyphenylene sulfide (PPS)
Probe Case Material AISI 304 stainless steel (SST)
Unthreaded Length 0 mm
Overall Case Length 100 mm
Total Cable Length 0.5 m (20 in)
Connector Type Miniature coaxial ClickLoc connector
Agency Approvals Not required (Option 00)

Mechanical Monitoring & TSI Performance

Operating on high-frequency eddy-current sensing mechanisms, the 330905-00-10-05-02-00 transducer evaluates real-time rotor dynamics on small-diameter shafts or constrained counterbores where standard probe clearances are insufficient. Paired with a matching 3300 NSv Proximitor Sensor, precise eddy-current probe scaling generates a continuous voltage output proportional to target distance. Achieving gap voltage validation targeted at -10 VDC during physical installation ensures operation at the center of the calibrated linear range, optimizing displacement sensitivity and cross-talk suppression in dense multi-channel monitor installations.

Frequently Asked Questions

Q: What gap voltage reading confirms correct positioning during mechanical installation of the 330905 probe?

A: Adjust probe insertion until the output voltage measured from the associated 3300 NSv Proximitor Sensor registers -10 VDC, centering the signal within its dynamic linear range.

Q: Can the 0.5 m probe cable be connected directly to the monitoring system backplane terminal strip?

A: No. The integrated 0.5 m (20 in) probe cable must connect to a 3300 NSv extension cable to establish the complete calibrated system length (5.0 m or 7.0 m) required by the Proximitor Sensor.

Q: What tip construction material is utilized to maintain mechanical integrity at high operating temperatures?

A: The probe tip is molded from Polyphenylene sulfide (PPS), paired with an AISI 304 stainless steel case rated for continuously elevated operating conditions up to +177 deg C.

Field Installation Guidelines

  1. Thread the M10 x 1 stainless steel casing into the mounting port by hand, taking care not to cross-thread or over-torque the assembly.
  2. Maintain a minimum of 5 full threads of engagement to secure the casing against high-frequency shaft and housing vibration.
  3. Keep the coaxial cable free of sharp radii and separate from high-voltage AC lines to prevent signal distortion or mechanical damage.
  4. Clean all ClickLoc coaxial connector surfaces thoroughly prior to mating, verifying that the locking mechanism engages completely.

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