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The Bently Nevada 330905-00-10-10-02-00, also cataloged as the 330905 Proximity Sensors, operates as a dedicated hardware component for non-contact vibration and positional displacement tracking within 3300 NSv Machinery Monitoring System platforms. Designed with an M10 x 1 metric thread profile without protective armor, this transducer assembly integrates a 0 mm unthreaded length, a 100 mm overall case length, and a 1.0 m (39 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
-10 Total Length Option 1.0 m (39 in)
-02 Connector & Cable Type Miniature coaxial ClickLoc connector, standard cable
-00 Agency Approval Option Not required

Hardware Specifications

Parameter Specification
Model 330905-00-10-10-02-00
Brand Bently Nevada
Origin United States
Weight 1.5 kg
Dimensions M10 x 1 metric thread profile (100 mm overall case length)
Operating Temp -51 deg C to +177 deg C (-60 deg F to +350 deg F)
Power Consumption Passive transducer (Powered via Proximitor Sensor)
Thread Specification M10 x 1 metric thread
Cable Armor Unarmored standard coaxial cable
Unthreaded Length 0 mm
Overall Case Length 100 mm
Total Cable Length 1.0 m (39 in)
Connector Type Miniature coaxial ClickLoc connector
Agency Approvals Not required (Option 00)

Mechanical Monitoring & TSI Performance

The 330905-00-10-10-02-00 transducer monitors high-frequency rotor dynamics on small-diameter shafts and confined bearing counterbores. Operating on calibrated eddy-current probe scaling, the sensor produces a continuous differential voltage proportional to target gap change when connected to a 3300 NSv Proximitor Sensor. Setting the probe positioning during installation to satisfy gap voltage validation (-10 VDC targets) centers the transducer in its linear measurement range, optimizing frequency response and cross-talk suppression across adjacent machinery protection channels.

Frequently Asked Questions

Q: What gap voltage level is required during mechanical installation of the 330905 probe?

A: Physical insertion depth must be adjusted until the output voltage measured at the connected Proximitor Sensor reads -10 VDC, centering the sensor in its calibrated linear zone.

Q: Can the integrated 1.0 m probe cable be wired directly to the monitoring rack terminal blocks?

A: No. The 1.0 m (39 in) probe coaxial cable must be connected to a matching 3300 NSv extension cable to complete the total required 5.0 m or 7.0 m electrical system length.

Q: Why is the 3300 NSv probe series specified for tight installation spaces?

A: The 3300 NSv design features a smaller tip diameter and tighter side-view clearance envelope, preventing measurement distortion from surrounding metal counterbore walls.

Field Installation Guidelines

  1. Thread the M10 x 1 stainless steel casing into the mounting port by hand to avoid cross-threading prior to final tightening.
  2. Ensure a minimum engagement of 5 full threads to guarantee mechanical rigidity under continuous machine vibration.
  3. Route the unarmored coaxial cable along secure support channels, keeping it away from sharp edges and high-voltage power conduits.
  4. Clean all ClickLoc coaxial connector mating surfaces thoroughly to remove grease and debris before locking the connector sleeve.

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