Bently Nevada 27490-0090-01 Extension Cable Technical Guide

Ordering Architecture and Option Structure

The Bently Nevada 27490-0090-01 armored extension cable delivers reliable signal connection between proximity sensors and monitoring systems inside harsh radiation zones.

• Manufacturer Lineage: Engineered and produced by Bently Nevada to guarantee accurate machinery protection data transfer
• Product Category: Heavy-duty 0.300 inch radiation resistant extension cable designed for demanding nuclear power environments
• Part Number Code Structure:
  • └── 27490: Base model number for 0.300 inch radiation resistant extension cable series
  • └── -0090: Cable length option representing 9.0 feet (2.74 meters) overall extension cable span
  • └── -01: Armor protection option featuring flexible stainless steel armor with Tefzel outer jacket
• Primary Application: Transmits critical proximity signals from radiation-hardened 70000-series probes to plant monitoring hardware

Core Features and Key Product Advantages

Engineering teams design this armored cable to resist severe physical strain and ionizing radiation exposure inside nuclear facilities.

• Radiation Hardened Outer Jacket: Specialized Tefzel jacketing material resists atomic radiation degradation and severe nuclear fluid immersion
• Stainless Steel Armor Protection: Flexible metal armor shields internal conductors against accidental impact, crushing forces, and sharp metal edges
• Gold-Plated Brass Connectors: Corrosion-resistant gold contacts prevent terminal impedance changes and preserve long-term signal clarity
• High Tensile Load Capacity: Internal construction withstands up to 133 N (30.0 lbf) pull strength across all connection points

Detailed Technical Specifications

We provide verified engineering electrical and physical values to support seamless installation into nuclear monitoring loops.

• Manufacturer & Model Number: Bently Nevada Cable Component 27490-0090-01
• Center Conductor DC Resistance: Maintains low core electrical resistance rating at 0.36 Ohms/m (0.11 Ohms/ft) nominal value
• Shield Conductor DC Resistance: Outer jacket conductor delivers minimal ground resistance rating at 0.023 Ohms/m (0.007 Ohms/ft)
• Nominal Cable Capacitance: Exhibits stable load parameters rating at 63 pF/m (19.2 pF/ft) to prevent high-frequency attenuation
• Operating Temperature Range: Performs continuously inside challenging thermal process zones from -29°C to +150°C (-20°F to +302°F)
• Frequency Response Capability: Delivers flat dynamic frequency transmission from 0 Hz (DC) up to 10 kHz signal bandwidth
• Total System Length: Provides 2.74 meters (9.0 feet) precise physical extension between sensor probe and field wiring junction
• Noise Shielding Effectiveness: Triaxial shielded design prevents electrical interference from high-voltage motor lines and radiation fields

Installation Guidelines and Field Wiring Parameters

Following exact field wiring practices guarantees optimal signal delivery over long distances to main plant monitoring racks.

• Field Wiring Gauge: Utilize 3-conductor shielded triad cabling ranging from 0.2 to 1.5 mm² (16 to 24 AWG) size
• Maximum Field Distance: Run field wiring up to 305 meters (1,000 feet) between Proximitor sensor and monitor rack
• Connector Handling Caution: Tighten gold-plated brass connectors by hand to protect precision contact pins from mechanical damage

Shipment Details and Global Logistics Support

Our logistics team safely packs industrial automation components to ensure fast delivery directly to your facility site.

• Package Contents List: Box contains one factory-new radiation resistant extension cable unit
• Protective Equipment Packaging: Wrapped in anti-static protective bags with plastic caps shielding precision gold connector pins
• Worldwide Shipping Express: We offer global fast dispatch using reliable express carrier services including FedEx, UPS, and DHL
• Comprehensive Warranty Coverage: Includes full 12-month quality warranty coverage starting from your official shipment delivery date

Frequently Asked Questions

Review relevant technical queries regarding radiation resistance, armor construction, and field wiring limits.

• What outer jacket material protects this armored cable? The flexible stainless steel armor uses a tough Tefzel outer jacket to withstand chemical and radiation exposure.
• What is the total length of the 27490-0090-01 cable? The -0090 suffix option specifies an exact cable length of 9.0 feet (2.74 meters).
• What connector materials prevent signal oxidation? Bently Nevada uses gold-plated brass connectors to prevent contact surface corrosion and maintain stable resistance.
• What is the maximum field wiring length supported? You can extend field wiring up to 305 meters (1,000 feet) from the Proximitor sensor to the monitor.
• What pull strength can the connectors withstand? The cable assembly handles up to 133 N (30.0 lbf) maximum rated tensile pull strength without damage.

Executive Product Summary

The Bently Nevada 27490-0090-01 radiation resistant extension cable delivers exceptional signal transmission in nuclear power plant environments. Featuring protective stainless steel armor, durable Tefzel jacketing, and gold-plated brass contacts, this 9-foot cable unit ensures maximum vibration data accuracy under intense radiation exposure.

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