Bently Nevada 330171-12-41-10-02-05 3300 5 mm Proximity Probes
Bently Nevada 330171-12-41-10-02-05 Proximity Probe
The Bently Nevada 330171-12-41-10-02-05, also cataloged as the 330171 proximity probe, operates as a dedicated hardware component for static and dynamic shaft displacement measurement within 3300 5 mm probe systems.
Part Number Breakdown
- Model (330171): 3300 5 mm proximity probe
- Unthreaded Length (12): 1.2 inches unthreaded portion
- Overall Case Length (41): 4.1 inches case length
- Total Cable Length (10): 1.0 meter (3.3 feet) cable length
- Connector Option (02): Miniature coaxial ClickLoc connector with standard cable
- Agency Approval (05): Multiple hazardous area certifications
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 330171-12-41-10-02-05 |
| Brand | Bently Nevada |
| Origin | USA |
| Weight | Not specified |
| Dimensions | Tip diameter 5 mm; case length 4.1 in; cable length 1.0 m |
| Operating Temp | Not specified |
| Power Consumption | Passive probe, excitation via proximitor |
| Core Performance | Eddy-current displacement measurement; TipLoc molding; miniature coaxial ClickLoc connector |
Eddy-Current Probe Scaling and Rotor Dynamics
The probe translates magnetic field interactions into linear voltage outputs, enabling precise monitoring of shaft movement. Standard operating gap is validated at approximately -10 VDC (1.27 mm or 50 mils), ensuring balanced measurement in both directions. TipLoc molding secures the probe tip against mechanical stress, while coaxial shielding suppresses cross-talk between adjacent channels.
Frequently Asked Questions
Q: Can the 330171 probe be removed while the proximitor remains energized? A: Removal should only occur with the channel de-energized to prevent transient gap voltage excursions.
Q: Does the 1.0 m cable length require recalibration of the proximitor? A: No. The cable length is factory-matched to standard proximitor modules.
Q: How is mechanical durability ensured under vibration? A: TipLoc molding strengthens the bond between the probe tip and body, preventing displacement during rotor dynamic operation.
Field Installation Guidelines
- Insert probe tip with full thread engagement to maintain mechanical stability.
- Ground shielding at the proximitor end only to avoid ground-loop formation.
- Route cables away from high-current conductors to minimize electromagnetic interference.
- Verify -10 VDC gap voltage reference during installation for accurate displacement scaling.
- Confirm hazardous area certifications before deployment in classified zones.
Bently Nevada 330171-12-41-10-02-05 3300 5 mm Proximity Probes
