Bently Nevada 330130-035-00-CN Proximity Probe for 3300 XL

Bently Nevada 330130-035-00-CN Proximity Probe for 3300 XL

The Bently Nevada 330130-035-00-CN is a precision eddy-current proximity probe engineered for seamless integration within the 3300 XL Series machinery protection and condition monitoring architecture. Designed to deliver continuous, non-contact shaft displacement and vibration measurements, this probe serves as a foundational sensing element across the full control system hierarchy — from field-level signal acquisition through to supervisory control and data acquisition (SCADA) layers. Its role within a layered automation system is not merely that of a standalone sensor; it is a critical node in a coordinated architecture that ensures machine health data flows reliably from the rotating equipment to the control room.

In modern industrial control environments — spanning power generation, petrochemical processing, water treatment, mining, metallurgy, and heavy manufacturing — the integrity of vibration and position data is non-negotiable. The 330130-035-00-CN is factory-calibrated to operate with the Bently Nevada 3300 XL 8mm Extension Cable and the 3300 XL Proximitor® Sensor, forming a matched probe system that guarantees measurement linearity and signal fidelity across the full operating range. This system integration capability ensures that the probe’s output is directly compatible with the 3300 XL monitor cards installed in the rack-based monitoring system, eliminating signal conditioning mismatches that can compromise alarm accuracy and trip reliability.

Product Specification Table

System Compatibility Notes

The 330130-035-00-CN achieves its full architectural value when deployed as part of a coordinated Bently Nevada 3300 XL monitoring system. At the I/O and sensing layer, the probe pairs directly with the Bently Nevada 3300 XL Proximitor® Sensor (330180-X1-05), which conditions the raw eddy-current signal into a calibrated DC voltage output. This signal is then routed via shielded extension cable — typically the 330130-035-00-CN compatible 3300 XL Extension Cable — to the monitor rack installed in the control cabinet.

Within the rack, the conditioned signal feeds into 3300/16 Dual Vibration Monitor or 3300/20 Radial Vibration Monitor cards, which perform real-time alarm and trip logic. These monitor cards communicate over the TDI (Transient Data Interface) backplane bus to the 3500 Rack Interface Module (RIM) or directly to a Modbus RTU / Modbus TCP gateway, enabling integration with the plant DCS or SCADA platform. For facilities running Bently Nevada System 1® Condition Monitoring Software, the probe data is streamed continuously for trend analysis, orbit plots, and predictive maintenance scheduling.

At the power layer, the monitoring rack is supplied by a 3300/05 Power Supply Module or a redundant dual-power configuration using two 3300/05 units in parallel, ensuring uninterrupted sensor excitation even during power supply maintenance. For HMI integration, alarm states and vibration trends are surfaced through the plant’s DeltaV™ DCS operator workstation or a dedicated Bently Nevada 3500/92 Communication Gateway, providing operators with real-time machine health visibility without leaving the control room environment.

In redundant architecture designs — common in critical rotating machinery such as compressors, turbines, and pumps — dual-probe configurations are employed, with a second 330130-035-00-CN or equivalent 8mm probe installed at 90° to the first, enabling full X-Y orbit analysis. This redundancy not only improves diagnostic resolution but also satisfies API 670 machinery protection standard requirements for critical machinery in oil & gas and power generation facilities.

Industrial Application Notes

Power Generation: In gas turbine and steam turbine protection systems, the 330130-035-00-CN monitors shaft radial vibration and axial position at bearing locations. Integrated with the 3300 XL rack system and connected to the plant’s turbine control system (TCS), it provides the trip-critical signals that protect multi-million-dollar rotating assets from catastrophic failure. The probe’s high-temperature rating makes it suitable for installation in hot-section bearing housings where ambient temperatures regularly exceed 150°C.

Petrochemical & Refinery: In ATEX/IECEx-classified hazardous areas, the 330130-035-00-CN (zone-rated configuration) is deployed on centrifugal compressors and process pumps. Its analog output integrates directly with the Safety Instrumented System (SIS) via the plant’s I/O marshalling cabinet, contributing to the overall Safety Integrity Level (SIL) architecture of the facility.

Water Treatment & Utilities: Large-bore centrifugal pumps in water treatment plants benefit from continuous vibration monitoring to detect impeller imbalance, bearing wear, and cavitation events early. The 330130-035-00-CN, connected to a compact 3300 XL monitoring rack, feeds alarm data to the plant SCADA system, enabling condition-based maintenance scheduling and reducing unplanned downtime.

Mining & Metallurgy: Ball mills, SAG mills, and large conveyor drive motors in mining operations are subject to extreme vibration environments. The 330130-035-00-CN’s robust construction and wide operating temperature range make it suitable for these demanding applications, where reliable shaft monitoring directly impacts ore processing throughput and equipment availability.

Packaging & Discrete Manufacturing: High-speed rotating machinery in packaging lines — including centrifugal fans, gearboxes, and motor-driven spindles — benefit from proximity probe monitoring to detect early-stage bearing defects before they escalate to production-stopping failures. The 330130-035-00-CN integrates into the plant’s condition monitoring network, supporting a predictive maintenance strategy that reduces spare parts inventory costs and extends mean time between failures (MTBF).

Product Compatibility FAQ

Q1: Is the 330130-035-00-CN compatible with existing 3300 XL monitor cards and Proximitor® Sensors already installed in my rack?
Yes. The 330130-035-00-CN is a standard 3300 XL 8mm probe system component and is fully compatible with all 3300 XL Series Proximitor® Sensors and monitor cards, including the 3300/16, 3300/20, and 3300/25 models. The probe’s scale factor (7.87 V/mm) matches the calibration baseline of the 3300 XL system, ensuring no recalibration of the monitor cards is required upon installation. Always verify the extension cable length matches the system’s gap voltage calibration chart for the specific target material in use.

Q2: Can this probe be used in a redundant dual-probe architecture for API 670 compliance on critical machinery?
Yes. The 330130-035-00-CN is fully suitable for dual-probe X-Y radial vibration configurations as required by API 670 for critical rotating machinery. Two probes are installed at 90° to each other at each bearing location, with each probe connected to a separate channel on the 3300 XL monitor card. This configuration enables full orbit analysis and satisfies the redundancy requirements for machinery protection systems in oil & gas, power generation, and petrochemical applications. Ensure that both probes are sourced from the same calibration batch where possible to minimize inter-channel scale factor variance.

Q3: What does the 12-Month Warranty cover, and what support is available for long-term maintenance of this probe in an installed system?
The 12-Month Warranty covers all manufacturing defects and functional performance deviations from the published specification under normal operating conditions. This includes probe tip sensitivity drift, cable insulation failure, and connector integrity issues that arise from production quality. Physical damage from installation errors, chemical exposure beyond rated limits, or mechanical impact is excluded. For long-term maintenance, ZYPLC recommends maintaining a minimum of one spare probe per monitored machine train to support rapid swap-out during planned maintenance windows. Our technical team provides pre-shipment functional testing and calibration verification for all units, with full traceability documentation available upon request. Contact our engineering support team at plc.sales@zyplc.com for system compatibility assessments and multi-unit procurement planning.

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