Overview
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 330910-00-18-10-02-00 |
| Brand | Bently Nevada |
| Product Series | 3300 NSv Proximity Probe |
| Origin | USA |
| Dimensions | 180 mm overall case length, 1.0 m total cable length |
| Operating Temp | -34 deg C to +177 deg C |
| Storage Temp | -51 deg C to +177 deg C |
| Power Consumption | Passive probe, powered by compatible 3300 NSv Proximitor Sensor |
| Measurement Type | Non-contact dynamic vibration and static position measurement |
| Thread Type | M10 x 1 metric thread |
| Armoring | Flexible stainless steel armored cable |
| Unthreaded Case Length | 0 mm |
| Connector Type | Gold-plated miniature coaxial ClickLoc connector |
| Probe Tip Material | Polyphenylene sulfide (PPS) |
| Average Scale Factor | 7.87 V/mm (200 mV/mil) with matching 3300 NSv Proximitor Sensor |
| Target Material Calibration | Factory calibrated to AISI 4140 steel |
| Relative Humidity | Up to 100% condensing when properly connected |
| Application Target Size | Shafts smaller than 51 mm or axial targets smaller than 15 mm |
Eddy-Current Measurement and Rotor Dynamics Characteristics
The 3300 NSv proximity probe uses eddy-current sensing technology to detect shaft displacement without physical contact. Therefore, the probe measures vibration amplitude and axial position changes through electromagnetic field variation between the probe tip and the rotating target.
The probe provides a standard 7.87 V/mm scaling factor when paired with a compatible 3300 NSv Proximitor Sensor. In addition, the system uses gap voltage validation methods, including typical -10 VDC gap voltage targets, to verify probe positioning and signal operating range.
The compact side-view construction supports installation where standard 8 mm proximity probes cannot fit. Furthermore, the probe geometry reduces installation limitations around small-diameter shafts and restricted mechanical clearances.
Frequently Asked Questions
Q: What type of signal does the 330910-00-18-10-02-00 generate?
A: The probe generates an eddy-current displacement signal that requires a compatible Bently Nevada 3300 NSv Proximitor Sensor for signal conditioning and output conversion.
Q: Can the probe directly connect to a vibration monitoring module?
A: No. The probe requires a matching Proximitor Sensor before connection to vibration monitoring systems such as Bently Nevada monitoring racks.
Q: What installation factors affect measurement accuracy?
A: Probe gap setting, target material condition, cable routing, connector installation, and electromagnetic interference control affect measurement performance.
Field Installation Guidelines
- Install the M10 x 1 threaded probe body with correct mechanical alignment to the measurement target.
- Maintain proper probe gap adjustment according to the compatible 3300 NSv Proximitor Sensor requirements.
- Connect the miniature coaxial ClickLoc connector securely to prevent signal interruption.
- Route the armored cable away from high-current power conductors to reduce electrical interference.
- Verify the probe gap voltage before commissioning to confirm the operating range.
- Ensure the AISI 4140 calibrated target condition matches the installed shaft material or apply the correct calibration procedure.
- Avoid sharp cable bends near the probe body and connector interface to protect the coaxial signal path.
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