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Configured for high-precision displacement and vibration monitoring in compact machinery spaces, the Bently Nevada 330910-00-18-10-02-00 (3300 NSv Proximity Probe) provides direct physical/electrical execution.

Suffix Breakdown & Model Matrix

The part number 330910-00-18-10-02-00 defines the specific mechanical and electrical options for the 3300 NSv probe body, cable length, termination, and certifications:

  • 330910: Base Model for 3300 NSv Proximity Probe (M10x1 thread with armor)
  • 00: Unthreaded Length option - 0 mm
  • 18: Case Length option - 180 mm overall case length
  • 10: Total Length option - 1.0 meter (39 in)
  • 02: Connector Option - Standard cable with miniature coaxial ClickLoc connector
  • 00: Agency Approval Option - No approvals required

Hardware Specifications

Parameter Specification
Model 330910-00-18-10-02-00
Brand Bently Nevada
Origin USA
Weight 0.15 kg
Dimensions M10x1 thread with armor, 0 mm unthreaded length, 180 mm case length
Operating Temp -51 to 177 deg C
Power Consumption Passive transducer element powered by connected Proximitor loop
Thread Type M10x1 thread with protective armor
Target Calibration Factory-calibrated to AISI 4140 steel
Total Cable Length 1.0 meter (39 in)
Connector Type Miniature coaxial ClickLoc connector
Agency Approval Option 00 (No approvals required)

Rotor Dynamics & Gap Voltage Validation

The 3300 NSv proximity transducer system utilizes high-frequency eddy-current probe scaling to measure target displacement without mechanical shaft contact. Engineered for tight side-clearance installations on small shafts, the narrow field probe geometry provides focused RF energy to eliminate counterbore side-view interference. During field commissioning and rotor dynamics verification, gap voltage validation requires setting the static physical clearance between the probe tip and target until a baseline target of -10 VDC is observed across the Proximitor output terminals, ensuring linear sensitivity across the dynamic displacement range.

Frequently Asked Questions

Q: What target material is pre-calibrated for the 3300 NSv proximity probe at the factory?

A: The probe system is factory-calibrated to AISI 4140 steel targets. Calibration for alternative target alloys is available upon request.

Q: Is silicone tape recommended for sealing ClickLoc connectors in turbine oil environments?

A: Silicone tape is provided as a general connector protection alternative, but it is not recommended for environments exposed to turbine oil, where dedicated connector protectors should be used instead.

Field Installation Guidelines

  1. Mechanical Mounting: Thread the M10x1 armored probe into the mounting bracket or machine casing, taking care to avoid tip impact with the target surface.
  2. Gap Voltage Setting: Connect a digital multimeter across the Proximitor Sensor DC terminals and adjust probe positioning until reaching the standard -10 VDC gap target.
  3. Lock Nut Assembly: Torque the external lock nut against the mounting face to firmly secure the probe case against operational machine vibration.
  4. Connector Mating: Fully latch the miniature coaxial ClickLoc connector to the extension cable and install protective connector sleeves to prevent fluid ingress.

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