Overview
Configured for eddy-current displacement measurement in the Bently Nevada 3300 XL monitoring system, the Bently Nevada 330101-00-10-10-02-CN (330101 3300 XL Proximity Probe) provides direct physical signal conversion for rotor position and vibration monitoring circuits.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 330101-00-10-10-02-CN |
| Brand | Bently Nevada |
| Product Type | 3300 XL Proximity Probe |
| Origin | USA |
| Dimensions | Unthreaded Length: 0.0 in; Overall Case Length: 1.0 in |
| Power Consumption | Supplied through compatible proximity transducer system |
| Probe Series | 3300 XL |
| Measurement Principle | Eddy-current displacement sensing |
| Total Length | 1.0 m (3.3 ft) |
| Connector Type | Miniature coaxial ClickLoc connector |
| Cable Type | Standard cable |
| Cable Configuration | Integrated 1.0 m cable assembly |
| Approval Option | CN country-specific approvals |
| Thread Configuration | Unthreaded probe design |
Eddy-Current Signal Scaling and Rotor Dynamics Monitoring
The 3300 XL 330101 series uses eddy-current probe technology to measure shaft displacement relative to the probe tip. The probe generates a proportional electrical output through the compatible driver system, allowing the monitoring rack to process vibration, radial position, and mechanical movement data.
The system validates probe operation through gap voltage measurement. During commissioning, technicians verify the probe gap condition using the expected -10 VDC target range applied by the Bently Nevada proximity system. This validation confirms correct probe installation, target material response, and signal conditioning performance.
In addition, the probe supports rotor dynamics analysis by providing displacement signals required for shaft vibration evaluation, orbit analysis, and machine protection functions. The miniature coaxial ClickLoc connector maintains the required signal connection between the probe assembly and extension cable network while reducing installation handling time.
Frequently Asked Questions
Q: What measurement principle does the 330101-00-10-10-02-CN use?
A: The probe uses eddy-current displacement sensing to measure shaft movement relative to the probe tip. The connected driver and monitoring system converts the signal into vibration and position data.
Q: What does the -10 VDC gap voltage target represent during installation?
A: The -10 VDC target indicates the nominal probe gap condition used for verifying correct installation and signal operation within the Bently Nevada proximity measurement circuit.
Q: What connector type is installed on this probe assembly?
A: This model uses a miniature coaxial ClickLoc connector with a standard cable configuration.
Field Installation Guidelines
- Install the probe with the specified mechanical clearance between the probe tip and the monitored shaft surface.
- Verify the shaft target material compatibility before commissioning the eddy-current measurement circuit.
- Route the coaxial cable away from high-current power conductors to reduce electromagnetic interference.
- Maintain proper cable bending radius and avoid mechanical stress at the ClickLoc connector interface.
- Connect cable shielding according to the monitoring system grounding requirements.
- Confirm gap voltage readings before placing the machine protection channel into service.
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