Bently Nevada 330104-00-10-05-01-00 Proximity Transducer – 3300 XL Series

Bently Nevada 330104-00-10-05-01-00 — Eddy-Current Proximity Transducer in the 3300 XL 8mm System Architecture

The 330104-00-10-05-01-00 is a factory-configured extension cable assembly within the Bently Nevada 3300 XL 8mm Proximity Transducer System, engineered for non-contacting displacement measurement in continuous rotating machinery protection applications. This component operates as the signal-carrying link between the 3300 XL 8mm probe tip and the Proximitor® sensor (oscillator-demodulator), forming a three-part transducer chain — probe, extension cable, and driver — that must be calibrated and matched as a system to maintain output linearity within ±0.5% of full-scale range.

In a typical turbomachinery protection loop, the 330104-00-10-05-01-00 extension cable carries the high-frequency RF oscillation signal (nominally 1.0 MHz) generated by the Proximitor® driver to the probe coil, and returns the demodulated DC voltage proportional to the gap between the probe face and the conductive target surface. The cable’s characteristic impedance and capacitance per unit length are tightly controlled to preserve signal integrity across the 1.0-meter span, preventing phase shift or amplitude attenuation that would introduce measurement error in shaft radial vibration or axial position channels.

This part number encodes a specific configuration: 1.0 m cable length, 5 mm probe thread compatibility, armored jacket construction, and factory-matched calibration to the 3300 XL 8mm probe and driver pair. Substituting non-matched cables — even dimensionally identical ones — invalidates the system calibration and can produce false readings that trigger spurious shutdowns or, more critically, mask actual machinery faults.

The 3300 XL system architecture employs a differential measurement topology. The Proximitor® driver outputs a buffered, temperature-compensated DC signal in the range of −2 VDC to −18 VDC, with a nominal gap voltage of −10 VDC at the calibrated center gap. The 330104-00-10-05-01-00 extension cable must maintain coaxial shielding continuity and low-resistance center conductor integrity to preserve this output characteristic across the full operating temperature envelope. Any shield discontinuity introduces common-mode noise pickup, which in high-EMI environments — such as those adjacent to variable-frequency drives or large motor starters — can corrupt the vibration waveform and degrade alarm threshold accuracy.

From a system integration standpoint, this component is directly compatible with Bently Nevada 3500 Series rack-based machinery protection monitors, including the 3500/42M Proximitor®/Seismic Monitor and the 3500/40M Proximitor® Monitor. It is also compatible with System 1® condition monitoring software for trend analysis and waveform capture. The matched-system approach ensures that the scale factor (typically 7.87 V/mm or 200 mV/mil) is preserved without field recalibration, reducing commissioning time and eliminating the risk of scale factor error in the monitor configuration.

All units supplied by siemensplc.com are sourced through traceable supply channels, inspected for label integrity, connector condition, and cable jacket continuity, and shipped with full documentation. A 12-month warranty against manufacturing defects is included as standard. For critical maintenance or emergency replacement scenarios, in-stock units are dispatched within 24 hours from Xiamen, China via DHL Express or FedEx International Priority.

Real-time Stock & RFQ: [email protected] | WhatsApp: +86 18359268345

Technical Parameters

Hardware Logical Analysis

The 3300 XL system’s measurement chain is governed by a matched-impedance design philosophy. The extension cable 330104-00-10-05-01-00 is not a passive conductor — it is a calibrated transmission line element. Its coaxial geometry defines the distributed capacitance that the Proximitor® driver’s oscillator circuit uses to establish the resonant frequency of the probe coil tank circuit. Altering cable length or substituting a cable with different dielectric properties shifts the resonant frequency, reducing the sensitivity of the eddy-current field at the probe tip and compressing the linear measurement range.

The armored outer jacket provides mechanical protection against abrasion and crush loads in turbomachinery enclosures, where cables are often routed through tight conduit runs adjacent to hot surfaces. The inner coaxial shield is bonded at the Proximitor® end only (single-point grounding), which eliminates ground loop currents that would otherwise appear as low-frequency noise on the DC output — a critical design choice in facilities where multiple monitoring channels share a common instrument ground bus.

EMC performance is achieved through the combination of the coaxial shield’s high optical coverage (>95%) and the Proximitor® driver’s differential input architecture. The driver rejects common-mode interference induced on the cable by adjacent power conductors, maintaining a signal-to-noise ratio sufficient for vibration amplitude resolution below 1 μm peak-to-peak in low-vibration baseline conditions. This is particularly relevant in gas turbine applications where broadband electromagnetic emissions from ignition systems and fuel control actuators are present throughout the measurement bandwidth (0–10 kHz).

The connector terminations at both ends of the 330104-00-10-05-01-00 use a bayonet-style locking mechanism with gold-plated contacts, providing stable contact resistance below 10 mΩ across the operating temperature range. Thermal cycling from cold-start conditions (−35°C) to steady-state bearing housing temperatures (+80°C to +100°C) does not degrade contact integrity, which is essential for continuous online monitoring systems that cannot be taken offline for connector maintenance.

System Integration Benefits

• Deterministic real-time response: The matched cable-probe-driver system delivers a DC output with a flat frequency response from 0 Hz to 10 kHz (−3 dB), ensuring that all vibration frequency components within the API 670 monitoring bandwidth are captured without phase distortion or amplitude roll-off.
• Zero-recalibration commissioning: Factory-matched calibration eliminates the need for field scale factor verification when replacing a like-for-like cable assembly, reducing maintenance window duration in critical machinery protection systems.
• Plug-compatible with installed 3500 Series infrastructure: Direct electrical and mechanical compatibility with existing Bently Nevada 3500/40M and 3500/42M monitor cards means no firmware changes, no channel reconfiguration, and no alarm threshold adjustment after replacement.
• Diagnostic transparency via System 1®: When integrated with Bently Nevada System 1® software, the transducer chain supports gap voltage trending, which provides early indication of probe face contamination, target surface wear, or cable degradation before measurement accuracy is compromised.
• Single-point ground architecture: Eliminates ground loop interference in multi-channel monitoring installations, maintaining measurement integrity across all channels simultaneously without cross-channel noise coupling.
• Wide thermal operating envelope: The −35°C to +121°C cable rating covers arctic cold-start conditions through to high-temperature bearing housing environments in steam turbines and gas compressors, without requiring cable derating or additional thermal insulation.
• Redundancy-ready architecture: The 3300 XL system supports dual-transducer redundant configurations on a single shaft measurement plane. The 330104-00-10-05-01-00 can be deployed in redundant pairs with automatic switchover logic in the 3500 monitor, maintaining continuous protection during single-transducer maintenance.
• API 670 compliance: The complete 3300 XL system, including this extension cable, meets the requirements of API Standard 670 (Machinery Protection Systems), the governing specification for vibration monitoring in petroleum, petrochemical, and natural gas industries.

Quality Assurance & Global Logistics

Every 330104-00-10-05-01-00 unit dispatched from siemensplc.com undergoes a structured pre-shipment inspection: label and serial number verification against OEM documentation, coaxial shield continuity measurement, connector contact resistance check, and jacket integrity inspection. Units that do not pass all checkpoints are quarantined and not shipped.

Bently Nevada components are manufactured under Baker Hughes quality management systems, which are ISO 9001 certified. siemensplc.com sources exclusively from traceable supply channels — authorized distributors and documented surplus inventory — and does not knowingly stock or sell counterfeit or grey-market components. A Certificate of Conformance (CoC) is available upon request at the time of order.

Shipments originate from Xiamen, China (Fujian Province), with access to major international freight hubs. In-stock units are dispatched within 24 hours of order confirmation. Standard international transit times are 2–4 business days via DHL Express or FedEx International Priority to most destinations in Europe, North America, Southeast Asia, and the Middle East. All shipments include a commercial invoice, packing list, and HS code documentation (reference: 8543.70 / 9031.80) to facilitate customs clearance. Export compliance screening is applied to all orders in accordance with applicable trade regulations.

A 12-month warranty is provided as standard on all units, covering manufacturing defects in materials and workmanship. Warranty claims are processed with a target response time of 1 business day. Replacement units are dispatched on a priority basis to minimize machinery downtime.

Contact Information

Email: [email protected]
WhatsApp: +86 18359268345
Web: siemensplc.com
Location: Xiamen, China
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