Overview
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 330101-37-57-10-02-05 |
| Brand | Bently Nevada |
| Product Type | 3300 XL 8 mm Probe |
| Origin | USA |
| Weight | 0.08 kg |
| Dimensions | Estimated shipping size: 113 x 2 x 1.5 cm |
| Power Consumption | Supplied through compatible Bently Nevada Proximitor sensor system |
| Probe Diameter | 8 mm |
| Thread Type | 3/8-24 UNF |
| Armor Option | Without armor |
| Unthreaded Length | 3.7 in |
| Overall Case Length | 5.7 in |
| Total Length | 1.0 meter (3.3 feet) |
| Cable Type | Miniature coaxial ClickLoc connector standard cable |
| Agency Approvals | CSA, ATEX, IECEx |
Eddy-Current Measurement and Rotor Dynamics Interface
The 330101-37-57-10-02-05 uses an eddy-current sensing principle to measure relative shaft movement without mechanical contact. Therefore, the probe detects radial vibration, axial displacement, and shaft position changes through electromagnetic field variation between the probe tip and the rotating target surface.
The 3300 XL 8 mm Probe series maintains defined probe scaling characteristics for integration with Bently Nevada Proximitor systems. Furthermore, the system evaluates gap voltage conditions to maintain correct probe operating range, including standard validation references around -10 VDC target gap conditions.
The miniature coaxial ClickLoc connector provides a direct electrical connection between the probe cable assembly and the monitoring circuit. In addition, the 1.0 meter cable length supports installation requirements where the probe location requires additional routing distance.
Frequently Asked Questions
Q: What measurement principle does the 330101-37-57-10-02-05 use?
A: The probe uses eddy-current technology to measure shaft displacement and vibration by detecting changes in the electromagnetic field between the probe tip and the conductive target.
Q: Does this probe include protective armor?
A: No. The 330101-37-57-10-02-05 configuration specifies a probe without armor and uses a miniature coaxial ClickLoc connector standard cable.
Q: Which approval standards apply to this probe configuration?
A: This configuration includes CSA, ATEX, and IECEx agency approvals for applicable hazardous area installation requirements.
Field Installation Guidelines
- Install the probe with the specified 3/8-24 UNF threaded connection and maintain proper mechanical alignment with the monitored shaft surface.
- Verify probe gap voltage after installation through the connected Proximitor system before commissioning the vibration monitoring channel.
- Route the miniature coaxial cable away from high-current power conductors to reduce electrical interference.
- Maintain proper cable shielding and grounding practices according to the monitoring system installation documentation.
- Confirm the probe tip condition and target surface clearance before applying operational rotation.
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