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The Bently Nevada 330905-00-07-10-02-00, also cataloged as the 330905 Proximity Sensors, operates as a dedicated hardware component for non-contact shaft vibration and displacement measurement within 3300 XL NSv Machinery Monitoring System platforms. The probe features a metric thread configuration with 0 mm unthreaded length, a 70 mm overall case length, and a 1.0 m (39 in) standard coaxial cable terminated with a miniature coaxial ClickLoc connector.

Hardware Specifications

Parameter Specification
Model 330905-00-07-10-02-00
Brand Bently Nevada
Origin United States
Weight 0.45 kg (1.0 lb)
Dimensions Metric thread profile (70 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)
Cable Type Standard coaxial probe cable
Connector Type Miniature coaxial ClickLoc connector
Thread Specification Metric thread options
Unthreaded Length 0 mm
Overall Case Length 70 mm
Total Cable Length 1.0 m (39 in)
Agency Approvals Not required (Option 00)

Mechanical Monitoring & TSI Performance

The 330905-00-07-10-02-00 proximity probe provides high-resolution shaft position and dynamic vibration monitoring in spatial zones restricted by small target shaft diameters or tight counterbore clearances. Operating via high-frequency eddy-current probe scaling, the sensor generates a differential voltage output proportional to target gap distance when coupled with a 3300 XL NSv Proximitor Sensor. Mechanical gap voltage validation targeting -10 VDC positions the transducer at the midpoint of its calibrated linear range, ensuring stable dynamic response and cross-talk suppression across adjacent machinery monitoring channels.

Frequently Asked Questions

Q: What gap voltage reading must be verified when setting up the 330905-00-07-10-02-00 probe mechanically?

A: Adjust physical insertion depth until the connected Proximitor Sensor output reads -10 VDC, corresponding to the center of the calibrated linear sensing gap.

Q: Can the 1.0 m probe cable be wired directly into terminal strips without an extension cable?

A: No. The integrated 1.0 m (39 in) probe cable must connect to a matching 3300 XL NSv extension cable to establish the complete 5.0 m or 7.0 m system electrical length required for Proximitor operation.

Q: What physical feature distinguishes the 02 option code from the 01 option code?

A: Option 02 supplies a standard coaxial cable with a miniature ClickLoc connector, whereas Option 01 includes an added connector protector over the ClickLoc coupling.

Field Installation Guidelines

  1. Thread the metric probe body carefully into the internal mounting port or bracket using calibrated hand tools; avoid exceeding specified installation torque.
  2. Confirm at least 5 full threads engagement on the mounting body to ensure physical stability under continuous machinery vibration.
  3. Keep the target shaft surface free of oil, rust, or metal shavings, and verify mechanical runout limits before setting initial gap distance.
  4. Clean connector mating faces thoroughly to remove contaminants prior to snapping the ClickLoc coaxial connector securely into place.

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