{"product_id":"27490-0340-01-bently-nevada-0-300-inch-proximitor-extension-cable","title":"27490-0340-01 Bently Nevada 0.300 inch Proximitor Extension Cable","description":"\u003ch3\u003eEngineering Overview\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong style=\"color: #0056b3;\"\u003e27490-0340-01\u003c\/strong\u003e \u003cstrong style=\"color: #0056b3;\"\u003eBently Nevada\u003c\/strong\u003e \u003cstrong style=\"color: #0056b3;\"\u003eRadiation Resistant Extension Cable\u003c\/strong\u003e is engineered for high-radiation and harsh industrial vibration environments. Designed with a 0.300-inch profile, this \u003cstrong style=\"color: #0056b3;\"\u003e27490-0340-01\u003c\/strong\u003e cable securely bridges Proximitor sensors and monitoring systems while maintaining signal integrity.\u003c\/p\u003e\n\u003ch3\u003eConfiguration Breakdown (Model 27490 - AAAA-BB)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBase Part Number:\u003c\/strong\u003e 27490 (Radiation Resistant Series)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOption A (Cable Length - 0340):\u003c\/strong\u003e 34.0 feet (10.36 meters) total length\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOption B (Armor Option - 01):\u003c\/strong\u003e Flexible stainless steel armor with Tefzel outer jacket\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCore Technical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eTechnical Parameter\u003c\/th\u003e\n\u003cth\u003eOperational Specification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer \u0026amp; Model\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong style=\"color: #0056b3;\"\u003eBently Nevada\u003c\/strong\u003e \u003cstrong style=\"color: #0056b3;\"\u003e27490-0340-01\u003c\/strong\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrical Resistance (Center Rcore)\u003c\/td\u003e\n\u003ctd\u003e0.36 Ω\/m (0.11 Ω\/ft) nominal DC resistance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShield Resistance (Rjacket)\u003c\/td\u003e\n\u003ctd\u003e0.023 Ω\/m (0.007 Ω\/ft) nominal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCable Capacitance\u003c\/td\u003e\n\u003ctd\u003e63 pF\/m (19.2 pF\/ft) nominal distributed capacitance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMechanical Armor \u0026amp; Jacket\u003c\/td\u003e\n\u003ctd\u003eFlexible stainless steel with Tefzel outer protective covering\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTensile Strength Rating\u003c\/td\u003e\n\u003ctd\u003eMaximum 133 N (30.0 lbs) across connectors and probe leads\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector Material\u003c\/td\u003e\n\u003ctd\u003eGold-plated brass for corrosion-resistant mating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature Range\u003c\/td\u003e\n\u003ctd\u003e–29°C to +150°C (–20°F to +302°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eField Wiring Requirements\u003c\/td\u003e\n\u003ctd\u003e0.2 to 1.5 mm² (16 to 24 AWG) 3-conductor shielded triaxial cable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eInstallation \u0026amp; Cabling Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRoute extension cables away from high-power motor lines to prevent electromagnetic coupling.\u003c\/li\u003e\n\u003cli\u003eEnsure total system loop length between Proximitor sensor and monitor does not exceed 305 meters (1,000 feet).\u003c\/li\u003e\n\u003cli\u003eHand-tighten gold-plated brass connectors to maintain proper grounding and prevent signal attenuation.\u003c\/li\u003e\n\u003cli\u003eSecure armored sections using appropriate cable clamps to withstand continuous plant vibration.\u003c\/li\u003e\n\u003cli\u003eMaintain bend radii above manufacturer limits to prevent internal conductor stress.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCommissioning \u0026amp; Calibration\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eVerify zero-gap DC voltage output using a high-impedance digital multimeter during initial startup.\u003c\/li\u003e\n\u003cli\u003eCheck system frequency response curves if extending total wiring length toward maximum limits.\u003c\/li\u003e\n\u003cli\u003eInspect connector threads for particulate contamination prior to mating.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eBuilt-In Diagnostic Capabilities\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eShield continuity monitoring detects grounding faults or broken outer conductor layers.\u003c\/li\u003e\n\u003cli\u003eDC resistance verification helps isolate short circuits or high-resistance joint connections.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCommercial Terms, Fulfillment \u0026amp; Warranty\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eExpedited global fulfillment processed within 24 to 48 hours.\u003c\/li\u003e\n\u003cli\u003eTrusted courier networks: FedEx, UPS, and DHL.\u003c\/li\u003e\n\u003cli\u003eBacked by a reliable 12-month operational warranty.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eModel Selection Comparison \u0026amp; Technical Recommendations\u003c\/h3\u003e\n\u003cp\u003eWhen selecting radiation-resistant extension cables for turbine vibration monitoring, matching the correct length option to your machinery layout is critical. For shorter drop distances inside containment structures, compare this unit with the alternative \u003ca href=\"https:\/\/www.plcsparehub.com\/products\/bently-nevada-27490-0090-01-radiation-resistant-extension-cable\"\u003e27490-0090-01\u003c\/a\u003e model, which provides a compact 9.0-foot length configuration.\u003c\/p\u003e\n\u003ch3\u003eGlobal PLC Spare HUB's Insight\u003c\/h3\u003e\n\u003cp\u003eIn nuclear power generation and high-radiation turbine enclosures, standard PVC-jacketed cables degrade rapidly under gamma exposure. Field engineers rely on the Tefzel-jacketed and armored \u003cstrong style=\"color: #0056b3;\"\u003e27490-0340-01\u003c\/strong\u003e because it resists radiation embrittlement and mechanical chafing, ensuring long-term shaft vibration signal stability.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat factors should guide my selection between 9-foot and 34-foot extension cable variants?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eChoose the 34-foot variant when your Proximitor housing is located at a considerable distance from the sensor penetration point, and select shorter variants like the \u003ca href=\"https:\/\/www.plcsparehub.com\/products\/bently-nevada-27490-0090-01-radiation-resistant-extension-cable\"\u003e27490-0090-01\u003c\/a\u003e to minimize excess cable coiling in tight junction boxes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow does total cable length affect high-frequency vibration signal roll-off?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCapacitive loading increases with length (63 pF\/m), which attenuates high-frequency response components; consult system frequency response graphs when approaching 305-meter total loops.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the purpose of the stainless steel armor on this cable?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIt provides mechanical protection against sharp edges, heavy foot traffic, and crushing forces in harsh industrial turbine environments.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow should I clean contaminated gold-plated brass connector pins?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eUse an electronic-grade contact cleaner and a lint-free swab to remove oxidation or oil without scratching the gold plating.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy is a 3-conductor shielded triaxial cable recommended for field wiring?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIt provides complete electromagnetic isolation for the power, signal, and common return lines, preventing common-mode noise from corrupting proximity probe readings.\u003c\/p\u003e\n\u003cp\u003e```eof\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":50494034772150,"sku":"27490-0340-01","price":109.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/330130-035-03-05_171421d2-288b-49b8-a327-79042fdec93d.jpg?v=1790061258","url":"https:\/\/www.plcsparehub.com\/products\/27490-0340-01-bently-nevada-0-300-inch-proximitor-extension-cable","provider":"Global PLC Spare Hub","version":"1.0","type":"link"}