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SKU: 330780-90-00
Bently Nevada 330780-90-00 3300 XL 11mm Proximitor Sensor
The Bently Nevada 330780-90-00 is a 3300 XL 11mm Proximitor Sensor designed for extended-range vibration and position monitoring. This signal conditioner converts eddy current data into a 100 mV/mil output, supporting a 4.0 mm linear range. With its IP67-rated enclosure and gold-plated connectors, it provides reliable, real-time feedback for heavy-duty machinery protection in extreme industrial environments.
Product Overview
The Bently Nevada 330780-90-00 serves as a high-performance signal conditioner for the 3300 XL 11mm proximity transducer system. This Proximitor Sensor performs the critical task of generating an RF excitation signal for the probe and subsequently converting the resulting eddy current interference into a usable voltage output. Because the 11mm system offers a significantly larger linear range than standard 8mm probes, it enables the precise monitoring of axial displacement and vibration in large-scale turbomachinery where greater shaft movement is expected.
Operational Performance and Durability
Furthermore, the 330780-90-00 demonstrates exceptional resilience in the face of extreme industrial stressors. The unit maintains calibrated accuracy across a wide temperature spectrum from -40°C to +125°C, ensuring consistent data in both cryogenic and high-heat environments. Additionally, the sensor’s robust IP67-rated enclosure actively blocks the ingress of dust and moisture. Consequently, the device eliminates the risk of signal drift or failure caused by environmental contamination. The integration of gold-plated connectors further enhances this durability by preventing contact corrosion and maintaining a high-fidelity electrical path for critical safety data.
System Integration and Predictive Maintenance
In addition to its rugged construction, this Proximitor Sensor offers seamless integration into modern machinery protection architectures, such as the Bently Nevada 3500 series. By delivering real-time feedback on equipment health, the 330780-90-00 allows operators to identify early-stage mechanical instabilities before they manifest as catastrophic failures. Moreover, the 3300 XL technology effectively minimizes “runout” interference, providing a cleaner signal for more accurate diagnostics. Ultimately, implementing this sensor supports a sophisticated predictive maintenance strategy that reduces unplanned downtime and maximizes the operational lifespan of high-value rotating assets.
Technical Specifications
- Manufacturer:Â Bently Nevada (Baker Hughes)
- Model Number:Â 330780-90-00
- Product Series:Â 3300 XL 11mm Proximity Transducer System
- Input Requirements:Â Compatible with 3300 XL 11mm Probes and Extension Cables
- Total System Length:Â 9.0 meters (standard configuration)
- Mounting Options:Â DIN rail or bulkhead mounting
- Scale Factor:Â 3.94 V/mm (100 mV/mil)
- Linear Range:Â 4.0 mm (160 mils)
- Operating Temperature: -40°C to +125°C (-40°F to +257°F)
- Environmental Protection:Â IP67 / NEMA 4X
- Connector Type:Â Gold-plated Miniature Coaxial ClickLoc
- Physical Dimensions:Â 8.8 cm x 3.5 cm x 7.0 cm
- Unit Weight:Â 0.22 kg
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