Description

The Bently Nevada 330104-00-13-10-02-00, also cataloged as the Bently Nevada 330104 Proximity Probe, operates as a dedicated hardware component for non-contacting vibration and displacement measurements within 3500 Machinery Protection System networks. Consequently, the sensor translates physical target displacement into a proportional electrical signal for real-time monitoring.

Suffix Breakdown & Model Matrix

• 330104: Base Model for 3300 XL 8 mm Proximity Probe with M10 x 1 Metric Thread
• 00: 0 mm Unthreaded Length
• 13: 130 mm Overall Case Length
• 10: 1.0 meter (3.3 feet) Total Cable Length
• 02: Miniature Coaxial ClickLoc Connector with Connector Protector
• 00: Standard Approvals Option

Hardware Specifications

Gap Voltage Validation and Eddy-Current Probe Scaling

Field technicians execute gap voltage validation to position the metric probe tip within the linear range of the transducer loop. Specifically, an optimum mechanical calibration achieves a -10 VDC target voltage at the physical midpoint of the linear scale. Furthermore, eddy-current probe scaling requires strict matching with the specific target material chemistry to minimize errors in rotor dynamics monitoring. Therefore, the system suppresses cross-talk between adjacent probe tips through proper physical separation and the deployment of integrated coaxial shielding.

Frequently Asked Questions

Q: How do technicians verify the operational linear range of the 330104 probe during field setup?

A: Technicians apply a static calibration using a spindle micrometer. They measure the voltage output across the gap to confirm a uniform scale factor of 7.87 V/mm.

Q: What are the design implications of selecting the 1.0 meter cable option (-10) over the shorter 0.5 meter option?

A: The 1.0 meter option extends the integrated cable length, which simplifies routing to intermediate junction boxes. Technicians must match this with a 4.0 meter extension cable to achieve the required 5.0 meter system configuration.

Field Installation Guidelines

First, thread the probe into the mounting bracket using standard M10 x 1 parameters. Next, establish a minimum clearance to avoid structural interference with the machine casing. Additionally, execute a full 5-thread engagement to lock the probe securely. Finally, connect the mini-coaxial connector to the extension cable and slide the connector protector into place to block oil contamination.