The Bently Nevada 330425-01-00, also cataloged as the 330425-01-00 Accelerometer, operates as a dedicated hardware component for sensing seismic acceleration within industrial machine monitoring platforms.
| Parameter | Specification |
|---|---|
| Model | 330425-01-00 |
| Brand | Bently Nevada |
| Origin | USA |
| Weight | 100 g |
| Dimensions | 23 mm diameter, 59 mm height |
| Operating Temp | -55 deg C to +121 deg C |
| Power Consumption | Loop-powered via vibration monitor |
| Sensitivity | 2.5 mV/m/s^2 (25 mV/g) +/- 5% |
The 330425-01-00 transducer converts mechanical acceleration into a low-level electrical signal for processing by a vibration monitoring system. Unlike eddy-current probes that utilize gap voltage validation (-10 VDC targets) to determine shaft position, this accelerometer utilizes a piezoelectric element to detect casing-based vibration. To maintain signal fidelity, it is necessary to employ proper cross-talk suppression by using high-quality shielded cabling to mitigate electromagnetic interference. The mounting interface must be rigid and free of debris to prevent high-frequency attenuation, ensuring that the detected vibration accurately reflects the rotor dynamics of the monitored machinery.
Q: Does the 330425-01-00 require an external power source beyond the monitor?
A: No. The sensor is designed for loop-powered operation, drawing its excitation current directly from the vibration monitor or associated interface module via the signal cable.
Q: What is the significance of the 4.1 N m mounting torque specification?
A: The mounting torque is critical for ensuring a rigid mechanical coupling between the transducer base and the machine casing. Under-torquing leads to high-frequency attenuation and erroneous resonance peaks, while over-torquing may damage the mounting stud or sensor housing.
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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