Bently Nevada

Bently Nevada 330703-000-100-10-02-CN 3300 XL 11 mm Proximity Probe

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  • Manufacturer: Bently Nevada

  • Product No.: 330703-000-100-10-02-CN

  • Product Type: 3300 XL 11 mm Proximity Probe

  • Product Origin: USA

  • Payment: T/T

  • Weight: 850g

  • Shipping port: Xiamen

  • Warranty: 12 months

Product Overview

The Bently Nevada 330703-000-100-10-02-CN is a non-contact eddy current sensor used as part of the 3300 XL 11 mm Proximity Transducer System. It measures the gap between the probe tip and a rotating shaft, providing precise displacement data for radial vibration and axial thrust monitoring. This probe is widely applied in large turbomachinery such as steam turbines and centrifugal compressors, where accurate shaft position and vibration monitoring are essential for protection and performance optimization.


Part Number Breakdown

  • 330703: 3300 XL 11 mm probe, M14 × 1.5 thread, no armor

  • -000: Unthreaded length (0 mm)

  • -100: Case length (100 mm)

  • -10: Cable length (1.0 meter / 3.3 ft)

  • -02: Connector type with protector (ClickLoc coaxial with protective cover)

  • -CN: China regional certification/compliance


Technical Specifications

Parameter Specification
Probe Tip Diameter 11 mm (0.43 in)
Linear Range 4.0 mm (160 mils)
Nominal Sensitivity 3.94 V/mm (100 mV/mil)
Thread Size M14 × 1.5
Connector Type Gold-plated ClickLoc coaxial with protector
Tip Material Polyphenylene sulfide (PPS)
Operating Temperature -51 °C to +177 °C

Engineering Advantages

  • Extended Reach with 100 mm Case Length
    The longer case allows installation through thick machine housings, insulation layers, or structural barriers while keeping the connector accessible outside high-temperature zones.

  • Environmental Protection at Connector Interface
    The integrated connector protector (02 option) helps prevent ingress of oil, moisture, and contaminants, reducing signal instability and false alarms.

  • High-Resolution Sensing Capability
    The 11 mm probe provides a 4.0 mm linear range, enabling accurate measurement of large shaft movements and thermal expansions in heavy rotating equipment.

  • Secure and Stable Electrical Connection
    The ClickLoc gold-plated connector ensures a vibration-resistant and corrosion-resistant interface, maintaining consistent signal quality in harsh environments.

  • Thermal and Chemical Durability
    The PPS probe tip maintains calibration stability across a wide temperature range and resists degradation from lubricants and process chemicals.


FAQs

Is this probe brand new and original?
Yes, it is supplied as 100% brand new, original Bently Nevada hardware with factory-sealed packaging and full traceability.

Can this probe be used with an 8 mm Proximitor?
No, it must be paired with a compatible 3300 XL 11 mm Proximitor. Mixing with 8 mm systems will result in incorrect scaling and unreliable measurements.

What does the “-CN” suffix mean?
It indicates compliance with Chinese regional certification requirements, ensuring suitability for projects deployed in the China market.

How does system length affect calibration?
The total system length (probe cable plus extension cable) must match the Proximitor’s calibrated configuration (typically 5 m or 9 m) to ensure accurate signal output.

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