Overview
The Bently Nevada 330903-00-06-10-02-05, also cataloged as the 330903 3300 NSv Proximity Probe, operates as a dedicated hardware component for eddy-current displacement measurement within the 3300 NSv monitoring system.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 330903-00-06-10-02-05 |
| Brand | Bently Nevada |
| Product Type | 3300 NSv Proximity Probe |
| Origin | USA |
| Weight | 0.32 kg |
| Dimensions | Estimated shipping size: 20.5 x 22.5 x 3 cm |
| Operating Temp | Not specified |
| Power Consumption | Supplied through compatible proximity monitoring system, value not specified |
| Thread Type | M8 x 1 |
| Armor Configuration | Without armor |
| Minimum Unthreaded Length | 0 mm |
| Overall Case Length | 60 mm |
| Probe Total Length | 1.0 meter (39 in) |
| Connector Type | Miniature coaxial ClickLoc connector |
| Cable Type | Standard cable |
| Agency Approval | Multiple Approvals |
| Tariff Code | 8537101190 |
Eddy-Current Measurement and Rotor Dynamics Features
The 3300 NSv Proximity Probe uses eddy-current sensing technology to measure shaft displacement relative to the probe tip. The probe provides dynamic and static position signals for vibration monitoring and rotor position analysis.
The probe system applies eddy-current probe scaling characteristics to convert physical shaft movement into proportional electrical output. Therefore, correct probe installation, target material compatibility, and gap voltage validation remain necessary for accurate monitoring.
Bently Nevada proximity systems typically validate probe operation through gap voltage targets near -10 VDC during standard calibration procedures. The measurement circuit supports rotor dynamics evaluation by providing displacement information required for vibration analysis, axial position monitoring, and machine protection functions.
The probe design incorporates signal conditioning considerations for industrial rotating equipment applications. Additionally, the miniature coaxial ClickLoc connector maintains consistent electrical connection between the probe cable and monitoring electronics.
Frequently Asked Questions
Q: What measurement principle does the 330903-00-06-10-02-05 use?
A: The probe uses eddy-current displacement sensing to detect relative movement between the probe tip and conductive rotating targets.
Q: Does the 330903-00-06-10-02-05 include an armored cable configuration?
A: No. This model specifies a without armor configuration with a standard cable and miniature coaxial ClickLoc connector.
Q: What installation factor affects probe measurement accuracy?
A: Probe gap setting, target surface condition, cable routing, and proper electrical connection affect measurement accuracy and signal quality.
Field Installation Guidelines
Install the 330903-00-06-10-02-05 probe with correct mechanical alignment toward the monitored shaft surface. Maintain the specified M8 x 1 mounting interface engagement and avoid mechanical stress on the probe body.
Route the coaxial cable away from high-current power conductors, switching devices, and strong electromagnetic interference sources. Use proper cable support to prevent vibration-induced movement at the connector interface.
During commissioning, verify the probe electrical output and confirm the gap voltage condition according to the connected Bently Nevada monitoring system requirements. Grounding and shielding practices should follow the installation requirements of the monitoring rack and machine protection system.
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