Configured for high-precision shaft displacement and vibration measurement in 3300 XL NSv Proximity Transducer System networks, the Bently Nevada 330901-00-32-05-02-CN (330901 Proximity Probe) provides direct physical/electrical execution. It projects an eddy-current electromagnetic field from the probe tip to measure physical distance variations relative to a target shaft, outputting proportional high-frequency voltage signals through an integral coaxial lead to a matching Proximitor driver module.
| Option Code | Specification Parameter | Value / Description |
|---|---|---|
| 330901 | Base Model | 3300 XL NSv Proximity Probe |
| -00 | Unthreaded Length Option | 0 mm |
| -32 | Overall Case Length Option | 320 mm |
| -05 | Total Length Option | 0.5 metre (16.4 feet) |
| -02 | Connector and Cable Type | Miniature coaxial ClickLoc connector, standard cable |
| -CN | Agency Approval Option | Country-specific approvals |
| Parameter | Specification |
|---|---|
| Model | 330901-00-32-05-02-CN |
| Brand | Bently Nevada |
| Origin | USA |
| Weight | Approx 0.15 kg (Shipping Weight) |
| Dimensions | 320 mm case length, 0.5 m cable length |
| Operating Temp | -34 deg C to +177 deg C (-30 deg F to +351 deg F) |
| Power Consumption | Passive transducer (powered by external Proximitor driver circuit) |
| Probe Tip Material | Polyphenylene sulfide (PPS) |
| Probe Case Material | AISI 304 stainless steel (SST) |
| Storage Temp | -51 deg C to +177 deg C (-60 deg F to +351 deg F) |
| Connector Type | Miniature coaxial ClickLoc connector |
| Agency Approval | Country-specific approvals (Option CN) |
The 330901-00-32-05-02-CN 3300 XL NSv probe relies on precise eddy-current probe scaling to ensure linear voltage conversion across tight-clearance shaft installations. Commissioning procedures require gap voltage validation (-10 VDC targets) across the Proximitor signal terminals to position the transducer tip in the center of its linear range. Exact mechanical mounting alignment prevents inductive side-wall coupling, ensuring cross-talk suppression and signal integrity under dynamic rotor dynamics conditions.
Q: How is the -10.0 VDC target gap voltage verified during probe installation?
A: Thread the probe case into its mounting bracket while monitoring the DC voltage reading at the Proximitor test terminals until -10.0 VDC is reached, confirming optimal linear scale placement.
Q: Can a 0.5 metre NSv probe connect directly to a 5.0 metre rated Proximitor unit?
A: No, a 0.5 metre probe requires a matching 4.5 metre extension cable to fulfill the total 5.0 metre electrical system length expected by the Proximitor driver.
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