The Bently Nevada 330106-05-30-10-02-CN, also cataloged as the 330106 Reverse Mount Probe, operates as a dedicated hardware component for physical displacement measuring within 3300 XL Proximity Transducer System platforms.
330106: 3300 XL 8 mm Reverse Mount Probe Base Model (3/8-24 UNF threads)
-05: Unthreaded Length Option (0.5 in)
-30: Overall Case Length Option (3.0 in)
-10: Total Length Option (1.0 meter / 3.3 feet)
-02: Miniature ClickLoc coaxial connector
-CN: Approvals country specific (China standard compliance)
| Parameter | Specification |
| Model | 330106-05-30-10-02-CN |
| Brand | Bently Nevada |
| Origin | USA |
| Weight | 0.330 kg estimate (Shipping weight 1.5 kg) |
| Dimensions | 3/8-24 UNF reverse mount threaded body profile |
| Operating Temp | -51 deg C to +177 deg C |
| Power Consumption | Passive sensor configuration (driven by external Proximitor loop) |
| Probe Tip Material | Polyphenylene sulfide (PPS) |
| Probe Case Material | AISI 303 or 304 stainless steel (SST) |
| Connector Type | Miniature ClickLoc coaxial connector |
| Total Length | 1.0 meter (3.3 feet) |
The 330106 physical sensor loop depends on accurate eddy-current probe scaling to convert target distance variables into linear voltage modulations. Field verification protocols demand gap voltage validation targeting a nominal -10 VDC baseline, aligning the sensor tip at the geometric center of its 80 mil measurement window against a standard 4140 steel target. Coaxial transmission paths integrate a gold-plated miniature ClickLoc interface engineered for robust cross-talk suppression and continuous ground shielding termination. This design isolates raw rotor dynamics from surrounding electromagnetic fields before the high-frequency modulation signals arrive at the Proximitor input circuit.
Q: What is the technical implementation of the -CN suffix on this module variant?
A: The -CN suffix indicates country-specific regulatory certification compliance, confirming the hardware satisfies localized industrial standards outlined in the CN Approvals Option Quick Reference Guide.
Q: Can this 1.0 meter probe operate without an intermediate extension cable?
A: No. The internal electrical properties require matched tuning. A matching 3300 XL extension cable must be added to reach a total system length of either 5.0 meters or 9.0 meters as required by the paired Proximitor Sensor.
Q: How does the miniature ClickLoc connector perform during continuous high-vibration operations?
A: The positive-locking design maintains mechanical contact compression, preventing terminal impedance shifts and preserving cross-talk suppression metrics under aggressive rotor acceleration cycles.
Confirm the target machinery train is fully offline and zero-energy states are verified. Inspect the shaft observation track to ensure it is free from non-homogeneities, machine tooling marks, or magnetic runout.
Advance the reverse mount probe body into the internal threaded insertion sleeve, ensuring the PPS tip does not experience impact against internal metal walls.
Power the external Proximitor driver circuit and interface a calibrated digital multimeter. Rotate the probe depth position until the live gap voltage validation stabilizes at -10.0 VDC.
Secure the primary counter-locknut to prevent any physical displacement or threading back-out caused by structural case resonance or machine vibration.
Couple the miniature ClickLoc coaxial link to the extension cable terminal until an explicit mechanical seat is achieved. Encapsulate the joint with oil-proof self-fusing tape to prevent conductive contaminant or fluid ingress.
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