Bently Nevada 130732-01 Extension Cable | 3300 XL Proximity Sensor System | Industrial Grade

Bently Nevada 130732-01 Extension Cable (Industrial-Grade Connectivity for 3300 XL Proximity Systems)

The Bently Nevada 130732-01 extension cable is a precision-engineered connectivity solution designed specifically for 3300 XL proximity sensor systems. Through triple-shielded construction and 50-ohm impedance matching, it ensures reliable signal transmission in harsh industrial environments, enabling accurate vibration monitoring and machinery protection across critical rotating equipment applications.

Ideal for turbomachinery installations, power generation facilities, oil & gas processing plants, steel mills, and heavy industrial manufacturing environments where proximity sensor extension is required. This cable helps solve challenges including signal degradation over distance, electromagnetic interference (EMI) in electrically noisy environments, installation flexibility constraints, and the need for reliable long-term performance in extreme temperature conditions.

Featuring standardized design with customizable length options, the 130732-01 cable delivers superior EMI/RFI rejection, wide operating temperature range (-40°C to +125°C), proven compatibility with all 3300 XL proximity transducers, and simplified installation with clear marking and documentation. Suitable for instrumentation engineers, maintenance teams, OEM equipment integrators, and plant reliability professionals. Contact our application engineers for cable length selection, routing recommendations, and technical specifications tailored to your monitoring system requirements.

Core Features & Technical Advantages

Triple-Shielded Construction for Superior Signal Integrity
Incorporates three layers of shielding (foil + braid + foil) to eliminate electromagnetic and radio frequency interference, maintaining signal accuracy even in high-voltage switchgear rooms, VFD-intensive environments, or near welding operations.

Precision 50-Ohm Impedance Matching
Engineered to exact 50-ohm characteristic impedance throughout the cable length, preventing signal reflections and ensuring accurate gap voltage readings critical for proximity sensor performance and machinery protection.

Extended Temperature Performance Range
Rated for continuous operation from -40°C to +125°C, suitable for outdoor installations, arctic environments, and high-temperature process areas without signal drift or insulation degradation.

Genuine Bently Nevada Quality & Compatibility
Factory-tested and certified for seamless integration with 3300 XL 5mm, 8mm, and 11mm proximity transducers, proximitor sensors, and extension cables, ensuring system warranty compliance and optimal performance.

Flexible Length Options & Easy Installation
Available in standard lengths from 1 meter to 30 meters (custom lengths available), with clearly marked connectors, color-coded conductors, and comprehensive installation documentation to reduce commissioning time and errors.

Robust Mechanical Design
Features abrasion-resistant outer jacket, strain relief at terminations, and bend radius protection to withstand industrial installation conditions including cable tray routing, conduit pulls, and vibration exposure.

Typical Application Scenarios

This extension cable is engineered for demanding industrial environments requiring reliable proximity sensor signal transmission, particularly in:

Turbomachinery & Rotating Equipment Monitoring
Extends proximity sensors on steam turbines, gas turbines, compressors, and generators where sensor-to-monitor distances exceed standard cable lengths, enabling centralized monitoring rooms while maintaining signal fidelity for critical shaft vibration and position measurements.

Power Generation & Utility Plants
Connects proximity sensors on turbine-generator sets, boiler feed pumps, induced draft fans, and auxiliary equipment to distributed control systems (DCS) or dedicated vibration monitoring systems, supporting predictive maintenance programs and regulatory compliance.

Oil & Gas Processing & Petrochemical Facilities
Provides reliable sensor connectivity for compressor trains, pump systems, and rotating process equipment in hazardous area classifications, maintaining signal integrity despite extreme temperatures, corrosive atmospheres, and high EMI environments from VFDs and motor control centers.

Steel Mills & Heavy Manufacturing
Enables proximity sensor installation on rolling mill drives, large motor-driven equipment, and process fans where cable routing through congested industrial spaces requires extended lengths and superior shielding against welding interference and electrical noise.

Marine Propulsion & Offshore Platforms
Supports vibration monitoring systems on ship propulsion turbines, offshore platform compressors, and critical auxiliary machinery where salt spray, temperature cycling, and vibration exposure demand industrial-grade cable construction.

Technical Specifications & Selection Guide

To facilitate engineering design and system integration, we provide comprehensive technical parameters for the 130732-01 extension cable:

Electrical Characteristics:

• Characteristic Impedance: 50 ohms ±2 ohms
• Capacitance: ≤30 pF/ft (≤100 pF/m)
• Insulation Resistance: >1000 MΩ at 500 VDC
• Dielectric Withstand: 1000 VAC, 1 minute
• Maximum Operating Voltage: 300 VAC/VDC

Mechanical & Environmental:

• Operating Temperature: -40°C to +125°C (-40°F to +257°F)
• Storage Temperature: -55°C to +150°C
• Minimum Bend Radius: 10× cable diameter (installed), 5× (dynamic)
• Outer Diameter: 6.5 mm ±0.3 mm
• Cable Weight: ~45 g/meter
• Jacket Material: Fluoropolymer (FEP) or TPE, oil & chemical resistant

Compatibility & Standards:

• Compatible Systems: All Bently Nevada 3300 XL proximity systems
• Connector Types: BNC, Microdot, or pigtail termination (specify at order)
• Compliance: RoHS, REACH, UL recognized components
• Standard Lengths: 1m, 2m, 5m, 10m, 15m, 20m, 30m (custom available)

Selection Recommendations:
When selecting cable length and configuration, consider: maximum sensor-to-monitor distance requirements, cable routing path and accessibility, ambient temperature extremes along the route, EMI/RFI exposure levels in the installation area, connector type compatibility with existing equipment, and future expansion or reconfiguration needs. For installations exceeding 30 meters or requiring special environmental protection, consult our application engineers with your system layout, environmental conditions, and performance requirements for customized cable solutions.

Advanced Configuration Options

Custom Length Manufacturing
Factory-terminated cables available in any length from 0.5m to 100m, eliminating field splicing and ensuring consistent impedance and shielding effectiveness throughout the cable run.

Armored Cable Variants
Stainless steel or galvanized steel armored versions available for installations requiring mechanical protection against rodent damage, impact, or crushing in cable trays and underground conduits.

Hazardous Area Certifications
Cables with ATEX, IECEx, or FM/CSA certifications available for Class I Division 1/2 or Zone 1/2 installations in explosive atmospheres, complete with certification documentation and installation guidelines.

Integrated Grounding & Shielding
Single-point or multi-point grounding configurations with documented grounding schemes to optimize noise rejection while preventing ground loops in complex distributed monitoring systems.

Delivery, Service & Quality Assurance

Standard catalog lengths ship from stock within 2-3 business days; custom-length cables typically deliver within 7-10 business days depending on specifications and quantity. All cables include a minimum 12-month manufacturer warranty covering materials and workmanship defects. Technical support includes pre-installation consultation, cable routing recommendations, grounding scheme guidance, and post-installation troubleshooting assistance (remote support standard, on-site services available regionally).

Each cable ships with complete documentation package including: electrical test report with impedance and capacitance measurements, installation instructions with bend radius and grounding guidelines, connector pinout diagrams and mating specifications, and material certifications (RoHS/REACH compliance statements). All cables undergo 100% electrical testing and visual inspection before shipment to ensure reliability and performance.

Frequently Asked Questions (FAQ)

Q: How do I determine the correct cable length for my 3300 XL proximity sensor installation?
A: Measure the physical distance from the proximity sensor mounting location to the proximitor or monitor input, add 10-15% for routing flexibility and strain relief loops, and select the next standard length. For critical applications or distances near maximum recommended lengths (typically 30m for standard cables), consult our engineers to verify signal integrity for your specific sensor and monitor combination.

Q: Can the 130732-01 extension cable be used with other proximity sensor brands or systems?
A: While the cable meets industry-standard 50-ohm coaxial specifications, it is specifically designed and tested for Bently Nevada 3300 XL systems. Using it with other brands may work electrically but could void warranties and has not been validated for performance. For mixed-vendor systems, contact our technical team for compatibility verification.

Q: What is the maximum total cable length (sensor cable + extension cable) allowed in a 3300 XL system?
A: Total cable length depends on the specific 3300 XL sensor and proximitor model. Generally, 5mm sensors support up to 6 meters total, 8mm sensors up to 9 meters, and 11mm sensors up to 12 meters. Always verify against your specific system documentation, as exceeding maximum length degrades sensitivity and may cause measurement errors.

Q: How should the cable shield be grounded to minimize electrical noise?
A: For 3300 XL systems, Bently Nevada recommends single-point grounding at the proximitor or monitor end only. Connect the shield drain wire to the chassis ground at the monitor/proximitor, leaving the sensor end shield floating. Never ground both ends, as this creates ground loops that can introduce noise. Refer to the installation manual for detailed grounding schematics.

Q: Is the cable suitable for outdoor installation or direct burial applications?
A: The standard 130732-01 cable jacket is suitable for indoor industrial environments and protected outdoor installations (conduit or cable tray). For direct sunlight exposure, specify UV-resistant jacket option. For direct burial, underground conduit, or submersion applications, armored cable variants with enhanced moisture barriers are recommended. Contact us with your environmental conditions for proper cable selection.

Q: Can I repair or splice the cable if it becomes damaged during installation?
A: Field splicing is not recommended as it compromises impedance matching, shielding effectiveness, and system warranty. If cable damage occurs, replacement is the preferred solution to maintain signal integrity and system reliability. For permanent installations requiring splice points, factory-prepared splice kits with documented electrical performance are available upon request.

Request Technical Support & Custom Solutions

For detailed cable selection assistance, custom length quotations, or application-specific recommendations, please provide our engineering team with: project name and application type, proximity sensor model numbers and quantities, required cable lengths and routing environment, operating temperature range and EMI exposure level, connector type preferences and termination requirements, and any hazardous area classification or certification needs. Our specialists will respond within 24 hours with tailored cable solutions, technical drawings, and competitive pricing.

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