Configured for vibration and displacement monitoring in 3300 XL Transducer System platforms, the Bently Nevada 330103-00-05-05-02-00 (330103 Proximity Probe) provides direct physical/electrical execution. This passive hardware component uses high-frequency radio frequency modulation to capture spatial gap changes between its unarmored 8 mm probe tip and a moving conductive target shaft, transmitting proportional electrical signals over an unarmored standard coaxial interface without mechanical surface contact.
| Parameter | Specification |
|---|---|
| Model | 330103-00-05-05-02-00 |
| Brand | Bently Nevada |
| Origin | USA |
| Weight | 0.323 kg |
| Dimensions | 8 mm probe tip diameter, 50 mm case length, M10 x 1 metric thread |
| Operating Temp | +18 deg C to +27 deg C (Standard calibration tracking spectrum) |
| Power Consumption | Passive sensor driven via external Proximitor loop supply |
| Nominal Gap | 1.27 mm (50 mils) |
| Probe Tip Material | Polyphenylene sulfide (PPS) |
| Probe Case Material | AISI 303 or 304 stainless steel (SST) |
| Sealing Component | Viton O-ring (differential pressure boundary) |
| Connector Type | ClickLoc miniature coaxial interface |
The transducer requires strict matching to a verified target metallurgy to sustain linear eddy-current probe scaling accuracy across the measured spectrum. During mechanical commissioning, field engineers must execute a gap voltage validation protocol, adjusting the physical depth of the metric body until the quiescent DC level measures exactly -10 VDC at the geometric center of the linear calibration envelope. Proper physical alignment tracks real-time rotor dynamics under high velocity while filtering thermal errors. Cross-talk suppression is maintained via continuous internal coaxial shielding braid, mitigating electrical interference when multiple probe channels route through close-proximity machine penetrations.
Q: What is the primary physical function of the integrated Viton O-ring inside the probe assembly?
A: The Viton O-ring establishes a dynamic fluid seal to prevent process lubricants or gases from migrating through the differential pressure boundary between the polyphenylene sulfide (PPS) tip and the stainless steel case.
Q: Can this 0.5 metre total length probe module bypass an extension cable and wire straight to the rack terminal?
A: No. The probe is an inductive element requiring an impedance-matched 3300 XL extension cable to form a complete 5.0 or 9.0 metre balanced transmission line tuned to the excitation frequency of the host Proximitor Sensor.
Q: How does a layer of non-conductive synthetic oil on the probe tip impact the linear calibration range?
A: Because the probe tip material is non-conductive, presence of clean, non-conductive lubrication oils does not interfere with the high-frequency eddy-current path or alter the physical gap measurements.
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