You are here:
SKU: 330901-10-20-10-02-05

Bently Nevada 330901-10-20-10-02-05 3300 NSv Proximity Transducer System

The Bently Nevada 330901-10-20-10-02-05 probe delivers precision eddy-current monitoring for constrained locations. Brand New original stock with global shipping. Secure this high-performance asset today.

Configured for radial vibration and axial position measurement in TSI platforms, the Bently Nevada 330901-10-20-10-02-05 (330901 Probe) provides direct physical/electrical execution. Operating on eddy-current principles, this hardware component executes non-contact displacement tracking on fluid-film bearing machinery where mechanical clearances are limited. The system converts physical gap variations into proportional electrical signals for direct interface with monitoring modules.

Hardware Specifications

ParameterSpecification
Model330901-10-20-10-02-05
BrandBently Nevada
OriginUSA
Weight0.06 kg
Dimensions1.8 x 1.6 x 123 cm
Operating Temp-35 to +177 deg C
Power ConsumptionDriven by external Proximitor Sensor
Average Scale Factor7.87 V/mm (200 mV/mil)
Linear Range1.5 mm
Application TargetShafts smaller than 51 mm, flat targets under 15 mm
HS CODE8537101190

Machinery Monitoring & TSI Characteristics

The probe utilizes optimized eddy-current probe scaling to ensure linear performance despite narrow target surfaces. During gap voltage validation (-10 VDC targets), the module maintains calibration stability across the 1.5 mm displacement window. The mechanical tip construction and internal winding geometry provide integrated cross-talk suppression, preventing channel interference when multiple probes are installed in tight radial proximity. This enables clean data acquisition for rotor dynamics analysis without signal degradation from adjacent structural metalwork.

Frequently Asked Questions

Q: What are the target physical constraints for this specific probe model?

A: The probe is designed for constrained installations, specifically target shafts under 51 mm in diameter or flat axial targets under 15 mm where standard 5 mm or 8 mm probes experience side-view interference.

Q: How is the gap voltage verified during commissioning?

A: Initial physical gap setting must be checked with a digital multimeter to confirm a nominal -10 VDC baseline, representing the midpoint of the 1.5 mm linear measurement range when connected to the matching Proximitor Sensor.


Field Installation Guidelines

  • Cable Routing Constraints: Maintain a minimum bend radius of 25.4 mm for the coaxial extension cable to prevent signal attenuation or internal dielectric failure.
  • Shielding and Grounding: Ensure the coaxial outer shield is isolated from the conduit or machine casing. Earth grounding must be executed exclusively at the monitor rack terminal block to prevent ground loops.
  • Thread Engagement: Ensure correct mechanical thread engagement when mounting into bracketry or housings. Avoid over-torqueing the locknuts to prevent structural damage to the outer sleeve.
  • Isolation from External Fields: Route probe leads through dedicated, grounded metal conduits separate from high-voltage AC power wiring to minimize electromagnetic interference.