148239-00-18-10-01 Bently Nevada 3300 XL 11mm Underwater Probe | Request Quote

Product Introduction

The 148239-00-18-10-01 Bently Nevada 3300 XL 11mm Underwater Proximity Probe is engineered for advanced vibration and position measurement in fully submerged industrial environments. Built with a robust 304 Stainless Steel case and protective Tefzel tubing, this specialized sensor safeguards internal cabling against aggressive fluid exposure. It features a 5/8-18 UNF thread configuration, a 0.0 in unthreaded length, a 1.8 in overall case length, a 1.0-meter total length, and a miniature coaxial ClickLoc connector. Designed explicitly for underwater machinery monitoring where standard probes fail, it delivers exceptional signal fidelity for critical rotating assets.

Global PLC Spare HUB's Insight: When deploying proximity probes in liquid-filled sumps or sub-surface housings, engineers must ensure the connector end remains completely dry above the fluid line. In a recent hydroelectric turbine refurbishment project, utilizing the 148239-00-18-10-01 probe allowed our technical team to secure accurate shaft radial vibration data without signal degradation caused by fluid ingress into the cable termination.

Technical Specifications

• Brand: Bently Nevada
• Series: 3300 XL
• Model / Part No.: 148239-00-18-10-01
• Probe Tip Diameter: 11 mm
• Thread Size: 5/8-18 UNF
• Unthreaded Length: 0.0 in (Option 00)
• Overall Case Length: 1.8 in (Option 18)
• Total Cable Length: 1.0 meter (Option 10)
• Connector Type: Miniature coaxial ClickLoc with protector (Option 01)
• Material: 304 Stainless Steel probe case with Tefzel tubing

Installation Guide

• Mount the 148239-00-18-10-01 probe into a 5/8-18 UNF threaded mounting hole.
• Torque the probe case carefully to ensure proper mechanical seating.
• Ensure the entire probe body and Tefzel tubing remain submerged or exposed to permitted fluids.
• Keep the miniature coaxial ClickLoc connector completely dry and outside the liquid zone.
• Route the extension cable away from high-voltage power conduits to minimize electromagnetic interference.
• Connect the probe cable securely to the compatible 3300 XL 11mm proximity transducer.

Commissioning and Maintenance

• Verify system gap voltage using a digital multimeter prior to initial machinery startup.
• Adjust initial gap voltage to the standard -10 VDC operational midpoint.
• Inspect the Tefzel tubing periodically for cuts, abrasions, or chemical degradation.
• Check connector cleanliness to prevent signal attenuation or grounding faults.
• Perform routine calibration checks during scheduled turbine or compressor outages.

Compatibility and Certifications

• Compatible with 3300 XL 11mm proximity transducers and extension cables.
• Intrinsic Safety: Intrinsically safe Zone 0 / Class I, Division 1 ratings when paired with approved zener barriers or galvanic isolators.
• Non-Incendive: Class I, Zone 2 and Class I, Division 2 hazardous area approvals.
• Compliance: Meets applicable CE and industrial EMC directives.

Logistics, Packaging, and Warranty

• Shipping Carriers: Fedex, UPS, DHL for rapid global delivery.
• Processing Time: 24-48 hours dispatch window for standard stock items.
• Packaging: Secure industrial carton with antistatic protection and foam cushioning.
• Warranty: Comprehensive 12-month warranty included with purchase.

Typical Application Scenarios and Diagnostics

• Submerged pump shaft vibration monitoring.
• Hydroelectric turbine bearing monitoring.
• Sub-surface industrial fluid container monitoring.
• Diagnostic Capability: Detects shaft radial vibration, eccentricity, and axial position anomalies in wet environments.
• Diagnostic Capability: Identifies mechanical rub conditions, unbalance, and fluid-induced instabilities before catastrophic failure occurs.

Frequently Asked Questions

Question: Can the 148239-00-18-10-01 probe be used in salt-water applications?
Answer: No, the 304 Stainless Steel probe case is not suitable for salt-water service due to potential corrosion risks.

Question: What happens if the connector end gets submerged in liquid?
Answer: The connector end is not sealed against liquids. Submerging the connector will cause signal failure and permanent electrical damage.

Question: How do I select the correct unthreaded and overall case lengths for my machine?
Answer: Measure your mounting bracket thickness and penetration depth. Choose option 00 for zero unthreaded length and option 18 for a 1.8-inch case length to match standard brackets.

Question: What maintenance step is most critical for underwater probe longevity?
Answer: Ensuring absolute dry integrity at the ClickLoc connector interface during installation and routine inspections is vital.

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