The Bently Nevada 330104-12-20-10-02-00 serves as the primary 330104 Proximity Probe utilized to execute non-contacting displacement and vibration measurements across 3300 XL Proximity Transducer System platforms.
| Parameter | Specification |
|---|---|
| Model | 330104-12-20-10-02-00 |
| Brand | Bently Nevada |
| Origin | U.S.A. |
| Weight | 0.230 kg nominal |
| Dimensions | 8 mm probe tip diameter, 20 mm overall case length, 1.0 m total length |
| Operating Temp | -51 deg C to +177 deg C |
| Power Consumption | Sourced via external 3300 XL Proximitor Sensor loop |
| Linear Range | 2.0 mm (80 mils) nominal |
| Scale Factor | 7.87 V/mm (200 mV/mil) when paired with matching 3300 XL Proximitor |
| Connector Type | Miniature coaxial ClickLoc connector |
| Cable Configuration | 75 Ohm coaxial standard cable |
The 330104-12-20-10-02-00 probe generates a high-frequency radio frequency (RF) field to complete eddy-current probe scaling against a conductive target surface. When driven via a matching 3300 XL Proximitor Sensor, physical changes in distance translate directly to the factory-calibrated linear voltage loop output. Proper installation requires precise gap voltage validation to anchor the sensor within its linear calibration envelope. Field technicians must adjust the physical probe location relative to the shaft surface until the static voltage stabilizes at the defined -10 VDC targets, denoting the center of the calibrated span. This baseline verification is necessary to accurately analyze complex rotor dynamics, while structural isolation inside the sensor path provides cross-talk suppression between concurrent radial measurements on the machine.
Q: How does a modification or extension of the 1.0 metre total probe length impact system calibration?
A: The probe internal coil and cable length are tuned to match specific electrical parameters. Modifying the 1.0 metre physical line length or pairing it with an uncalibrated extension cable disrupts the total loop impedance, degrading the scale factor linearity and shifting the baseline gap voltage away from standard specifications.
Q: What physical failure occurs if the ClickLoc coaxial connector shell makes contact with the machine frame?
A: Contact between the connector shell and the machine frame creates a parallel ground loop path. This injects electrical noise into the measurement circuit, overriding the native cross-talk suppression and distorting the dynamic vibration readings.
Nuestra línea de producción se paró debido a un monitor Bently Nevada defectuoso. Lo encontramos en stock aquí y lo enviaron por DHL de inmediato. Volvió a funcionar en 48 horas, lo que realmente salvó nuestra planta.
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