Configured for non-contacting displacement measurement in rotating machinery, the Bently Nevada 330101-00-55-05-02-05 (330101 8 mm Proximity Probe) provides direct physical signal execution via an eddy-current induction circuit.
| Option | Description |
|---|---|
| 330101 | 3300 XL 8 mm Probe, 3/8-24 UNF thread, without armor |
| 00 | Unthreaded length option: 0.0 in |
| 55 | Overall case length option: 5.5 in |
| 05 | Total length option: 0.5 meter |
| 02 | Miniature coaxial ClickLoc connector, standard cable |
| 05 | Agency approval: CSA, ATEX, IECEx |
| Parameter | Specification |
|---|---|
| Model | 330101-00-55-05-02-05 |
| Brand | Bently Nevada |
| Origin | USA |
| Weight | 0.323 kg |
| Dimensions | 5.5 in case length |
| Operating Temp | -51 deg C to +177 deg C |
| Power Consumption | Passive (Powered by Proximitor) |
| Probe Tip Material | Polyphenylene Sulfide (PPS) |
| Case Material | AISI 303/304 Stainless Steel |
The probe operates as the primary transducer for monitoring rotor vibration and position. Proper implementation requires strict adherence to eddy-current probe scaling; the output sensitivity must be maintained at 7.87 V/mm (200 mV/mil) when interfaced with a compatible 3300 XL Proximitor sensor. During installation, the gap voltage must be validated against the standard -10 VDC target at the mid-linear range. Operators must ensure cross-talk suppression by maintaining adequate spacing between adjacent probes to prevent electromagnetic interference within the transducer loop, ensuring accurate rotor dynamics analysis.
Q: Does the 330101 probe support hot-swapping during machine operation?
A: The probe itself is a passive sensing element. While it can be replaced during maintenance, hot-swapping the connection at the Proximitor sensor terminal requires careful handling of the coaxial signal to prevent electrical transients from inducing false trip signals in the monitoring system.
Q: How does the ClickLoc connector impact signal integrity?
A: The Miniature coaxial ClickLoc connector is designed to provide a secure, low-impedance connection that minimizes signal attenuation. It is critical to ensure the connector is fully seated and free from oil or moisture ingress to maintain the system's impedance matching.
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