Product Overview

The Bently Nevada 330104-05-13-10-02-00 3300 XL 8 mm Proximity Probe acts as the critical physical sensing layer for machinery protection systems, delivering continuous, non-contacting shaft displacement measurements. Operating on eddy current principles, this transducer converts microscopic physical changes in fluid-film bearing clearance into precise voltage signals. It directly integrates into the Bently Nevada 3500 monitoring rack or advanced distributed control systems (DCS) to monitor radial vibration, axial thrust position, and phase reference indicators. By providing high-resolution data under severe conditions, it enables predictive analytics platforms to identify shaft misalignment, oil whirl, and mechanical unbalance, triggering emergency shutdown systems (ESD) before catastrophic asset failure occurs.

Part Number Breakdown and Configuration Suffixes

330104 Case Thread and Armor Selection

The base model designates an 8 mm probe assembly with a standard metric thread configuration of M10 x 1. The hardware includes integrated stainless steel flexible armor, which protects the internal miniature coaxial core from physical shearing, hot oil bath degradation, and flying debris within the machine housing.

05 Unthreaded Length Metric Attribute

The 05 suffix indicates a strict 50 mm unthreaded case length. This parameter allows the field engineer to pass the probe body through outer machine casings, insulation layers, or thick bracket blocks while keeping the threaded adjustment portion properly positioned inside the mounting boss.

13 Overall Case Length Specification

The 13 option establishes a 130 mm total case length. This dimension ensures deep penetration capabilities into large industrial turbomachinery casings, allowing the sensing tip to reach the internal target shaft surface while maintaining rigid structural integrity to prevent resonant probe vibration.

10 Transducer Total Length Allocation

The 10 suffix defines a total cable length of 1.0 meter (3.3 feet). This integral cable is calibrated precisely to match standard extension cables, maintaining the deterministic electrical length required by the Proximitor sensor to prevent phase velocity errors.

02 Connector and Material Matrix

The 02 option equips the standard cable with a miniature coaxial ClickLoc connector. This lock-in interface provides a vibration-resistant, low-attenuation RF connection that eliminates the loose-coupling issues common to traditional threaded connectors on high-vibration equipment.

00 Compliance and Agency Approvals

The 00 suffix denotes that no specific hazardous area agency approvals are selected for this individual unit. This optimizes procurement lead times for standard, non-classified industrial environments, while retaining full compatibility with standard measurement sensor systems.

Comprehensive Instrumentation Hardware Specifications

Mechanical Ingress and Field Calibration Protocol

Securing accurate readings depends entirely on setting the proper mechanical gap during installation. Engineers must thread the probe into the mounting bracket until the DC gap voltage reads exactly -10.00 VDC at the Proximitor sensor output terminal, which corresponds to the precise midpoint of the 3300 XL linear calibration curve.

Always utilize a calibrated digital multimeter and a mechanical micrometer kit to verify this target window before securing the locknut. Ensure the minimum bend radius of the integrated armored cable never drops below 25.4 mm (1.0 inch) during routing through the conduit box to prevent inner conductor crimping and RF impedance alterations.

Maintain absolute separation between proximity sensor cabling and high-voltage AC motor lines, utilizing dedicated, grounded low-noise instrument trays to suppress cross-talk and electromagnetic noise injection.

High-Performance Engineering Characteristics

Severe Environment Resiliency

The 3300 XL probe tip utilizes a specialized polyphenylene sulfide (PPS) injection-molded composite that resists chemical degradation, synthetic lubrication oils, and continuous high-pressure hot fluid submersion. The rugged case shell stands up to continuous mechanical vibration profiles without shifts in the internal inductive coil geometry.

Seamless Turbine Supervisory Instrumentation Integration

This proximity sensor provides direct compatibility with existing machine protection loops, including Honeywell Experion PKS and Siemens S7 platforms via standard Proximitor interfaces. This modular design permits hot-swapping field sensors during standard turnaround windows without requiring a system recalibration or firmware flash at the main rack layer.

Fulfillment Manifest

When ordering this instrumentation bundle, the shipment package includes the following items:

(1) Original Bently Nevada 330104-05-13-10-02-00 3300 XL 8 mm Proximity Probe with integrated flexible armor line.

(2) Factory-installed miniature coaxial ClickLoc connector interface.

(3) Mechanical locknut for rigid thread position locking.

(4) Complete factory inspection calibration datasheet documenting nominal electrical baseline characteristics.

Dispatch and Logistics Protocol

Your order ships within 2-7 days following payment reconciliation. We utilize premium international express couriers including DHL, FEDEX, and UPS to guarantee expedited global tracking and secure handling.

All items are packed in multi-layer anti-static industrial packaging and high-density foam enclosures to prevent static charge generation and physical shock impacts during air freight transit.

Field Engineering Frequently Asked Questions

Q1: How do I test if the ClickLoc connector is causing signal degradation or intermittent faults?

A1: Measure the center-conductor-to-shield resistance across the ClickLoc junction using a high-precision digital ohmmeter. A healthy connection should display a low, stable resistance reading under 2.0 ohms; continuous fluctuation or values exceeding this threshold during cable flexing indicate core damage or contamination inside the miniature coaxial junction.

Q2: Can this 1.0-meter 330104 probe connect directly to a 9.0-meter extension cable assembly?

A2: No, you must match the total system length requirement of the Proximitor sensor. A 1.0-meter probe demands a 4.0-meter or 8.0-meter extension cable to complete a 5.0-meter or 9.0-meter system respectively. Mismatching system lengths alters the core RF impedance loop, resulting in severe scale factor errors and invalid vibration metrics.

Q3: What happens if the probe tip comes into direct contact with the rotating shaft target?

A3: Direct mechanical contact destroys the composite PPS tip encapsulation, severing the internal wire coil and causing an immediate open-circuit condition. The upstream monitoring rack will instantly flag a "Not OK" status fault and bypass automatic trip loops to prevent false machinery shutdowns while alerting operators to the sensor failure.