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Bently Nevada 330708-00-20-50-02-05 3300 XL 11 mm Proximity Probe
The Bently Nevada 330708-00-20-50-02-05 is a high-accuracy 11 mm proximity probe system designed for reliable vibration and position monitoring in rotating machinery.
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SKU: 330877-040-37-00
Bently Nevada 330877-040-37-00 3300 XL NSv Extension Cable
The Bently Nevada 330877-040-37-00 is a 4.0-meter 3300 XL NSv extension cable featuring fluid-resistant jacketing and ClickLoc connectors. It ensures high-integrity signal transmission for narrow side-view proximity probes in extreme temperatures up to +177°C, protecting critical small-shaft machinery.
Precision Signal Transmission for Specialized Asset Monitoring
The Bently Nevada 330877-040-37-00 drives high-fidelity signal transmission between 3300 XL NSv (Narrow Side View) proximity probes and Proximitor sensors. This specialized extension cable carries the high-frequency eddy current signals required to monitor machinery with restricted mounting clearances or small target diameters. By utilizing low-capacitance coaxial architecture, the cable prevents electromagnetic interference (EMI) from compromising critical vibration data. This reliability ensures that the 3500 Monitoring System receives the accurate, real-time information necessary for automated machinery protection and early fault detection in high-speed centrifugal compressors and small pumps.
Critical Technical Specifications
- Brand:Â Bently Nevada
- Model Number:Â 330877-040-37-00
- Product Series:Â 3300 XL NSv (Narrow Side View) Transducer System
- Cable Length:Â 4.0 meters (040 option)
- Connector and Cable Option:Â Miniature Coaxial ClickLoc connectors, Fluid-Resistant Cable
- Agency Approval:Â No hazardous area approvals
- Jacket Material:Â High-density Fluorinated Ethylene Propylene
- Operating Temperature: -52°C to +177°C (-62°F to +350°F)
- System Length:Â Designed for 5.0-meter total electrical system length
- Impedance:Â 75 ohms (calibrated for NSv Proximitor sensors)
Operational Reliability and Environmental Durability
The 330877-040-37-00 maximizes machinery uptime by maintaining electrical stability in extreme industrial environments. The fluid-resistant jacket (37 option) offers superior protection against chemical corrosion and moisture ingress, shielding the signal path from lubricating oils and hydraulic process fluids. Furthermore, the 3300 XL NSv design facilitates monitoring in applications where standard 8mm probes cannot function due to side-view interference from surrounding metal. This streamlined connectivity is vital for the continuous oversight of:
- Small-diameter shafts with limited axial or radial clearance
- Radial vibration in high-speed, multi-stage centrifugal compressors
- Thrust position in specialized industrial pumps
- Machinery with complex internal geometries requiring narrow-view sensing
Installation and System Configuration
Maintenance technicians utilize the 330877-040-37-00 to complete a standard 5.0-meter measurement loop. The gold-plated “ClickLoc” connectors feature a positive-lock mechanism that prevents accidental disconnection caused by high-frequency machinery vibration. To ensure peak measurement accuracy and a calibrated scale factor of 7.87 V/mm (200 mV/mil) or 3.94 V/mm (100 mV/mil) depending on the target, the user must pair this 4.0-meter cable with a 1.0-meter NSv proximity probe. This robust electrical connection guarantees that the 3500 rack receives a clean, noise-free data stream for sophisticated rotor dynamics analysis and automated machinery protection.
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