{"product_id":"330879-02-01-bently-nevada-3300-xl-extension-cable-unit","title":"330879-02-01 Bently Nevada 3300 XL Extension Cable Unit","description":"\u003ch3\u003e\u003cb\u003eBently Nevada 330879-02-01 3300 XL 50 mm Extension Cable Architecture Overview\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eInstrumentation engineers implement the \u003cb\u003e\u003cb\u003e330879-02-01\u003c\/b\u003e\u003c\/b\u003e extension cable assembly within large machinery monitoring trains. This factory-original component links 50 mm proximity probes to proximitor sensor channels without signal attenuation. \u003cb\u003e\u003cb\u003eBently Nevada\u003c\/b\u003e\u003c\/b\u003e designs this \u003cb\u003e\u003cb\u003e3300 XL Series\u003c\/b\u003e\u003c\/b\u003e assembly for high-accuracy differential expansion measurements.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eConfiguration Breakdown and Suffix Hierarchy\u003c\/b\u003e\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse: collapse; width: 100%;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cb\u003eParameter Designation\u003c\/b\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cb\u003eConfigured Suffix Option\u003c\/b\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cb\u003eEngineering Specification\u003c\/b\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eManufacturer Brand\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e\u003cb\u003eBently Nevada\u003c\/b\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eOriginal Equipment Manufacturer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eBase Product Family\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e\u003cb\u003e330879\u003c\/b\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e3300 XL 50 mm Sliding Probe Bracket and Extension Cable Platform\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eComplete Part Number\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e\u003cb\u003e330879-02-01\u003c\/b\u003e\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eFully assembled unit including right exit clamp and mounting bracket options\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eProbe Clamp Style\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e02\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eRight Exit bracket configuration style\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eDE Mounting Bracket\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cb\u003e01\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003eSingle Differential Expansion (DE) Mounting Bracket\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cb\u003eElectrical and Performance Specifications\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eSystem Linear Measurement Range:\u003c\/b\u003e 27.9 mm (1100 mils) spanning from 1.3 to 29.2 mm (50 to 1150 mils)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eAverage Scale Factor (ASF):\u003c\/b\u003e 394 mV\/mm (10 mV\/mil) nominal output\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eExtension Cable Capacitance:\u003c\/b\u003e 69.9 pF\/m (21.3 pF\/ft) typical characteristic value\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eOutput Impedance Resistance:\u003c\/b\u003e 50 Ω matching impedance\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePower Supply Requirements:\u003c\/b\u003e -17.5 Vdc to -26 Vdc without barriers at 12 mA maximum current draw\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDeviation from Best Fit Straight Line (DSL):\u003c\/b\u003e Less than ±0.74 mm (±29 mils) at standard reference conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eField Wiring and Installation Guidelines\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eConductor Requirements:\u003c\/b\u003e Utilize 0.2 to 1.5 mm2 (16 to 24 AWG) three-conductor shielded triad cable\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMinimum Target Dimension:\u003c\/b\u003e Requires a flat target surface of at least 102 mm (4.0 in) in diameter\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eBracket Interlock Rule:\u003c\/b\u003e The B01 mounting bracket option pairs exclusively with A01 or A02 probe clamp styles\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSystem Temperature Stability:\u003c\/b\u003e Maintains DSL within ±2.03 mm (±80 mils) across extended thermal ranges\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eLogistics and Warranty Terms\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eWe supply 100% brand new, factory-original units housed in secure packaging. Orders dispatch within 24 to 48 hours via premium global courier networks including FedEx, UPS, and DHL. Every purchase includes a comprehensive 12-month factory warranty.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eTarget Machinery, Application Scenarios, and Diagnostics\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003ePlant operators deploy the \u003cb\u003e\u003cb\u003e330879-02-01\u003c\/b\u003e\u003c\/b\u003e system on large steam turbine generators to measure differential expansion (DE) and rotor expansion (RX) caused by thermal growth differentials between the rotor and stator casing. The high linear range and triaxial perfluoroalkoxyethylene (PFA) insulated FluidLoccable construction capture precise mechanical movement. Diagnostic software analyzes these absolute position voltages to prevent catastrophic rubbing events during turbine startup and load transitions.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eGlobal PLC Spare HUB Insight \u0026amp; Field Engineering Experience\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eInstrumentation specialists frequently encounter calibration drift when extension cable shields are improperly grounded or left floating in high-noise turbine enclosures. For instance, a power generation facility resolved erratic differential expansion readings on an 800 MW steam turbine by ensuring continuous shield continuity and routing triad wiring away from exciter power cables. Engineers recommend verifying DC voltage output against the 394 mV\/mm scale factor during every routine outage.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eFrequently Asked Questions\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eQ: What makes the 3300 XL 50 mm system suitable for differential expansion monitoring?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eA: The large diameter coil delivers a 27.9 mm linear range, which is the longest linear range across eddy current transducer lines designed for massive thermal growth tracking.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eQ: How does the FluidLoccable PFA insulation protect the extension cable core?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eA: The perfluoroalkoxyethylene insulation prevents moisture migration and chemical wicking along the conductor strands inside harsh turbine oil environments.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eQ: What operational consequence occurs if the supply voltage becomes more positive than -23.5 Vdc?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eA: Operating outside the specified negative voltage window results in a reduced linear measurement range and potential signal clipping.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eQ: Why must technicians adhere strictly to the three-conductor shielded triad wiring rule?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eA: Triad cabling with proper shield termination prevents electromagnetic interference from distorting the sensitive -1.5 to -12.5 Vdc displacement signals.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eQ: What criteria should buyers evaluate when replacing sliding probe assemblies?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eA: Engineers must verify the exact clamp configuration code—such as the right exit \u003cb\u003e\u003cb\u003e02\u003c\/b\u003e\u003c\/b\u003e style—and bracket suffix to match existing mechanical mounting footprints perfectly.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/330879.png?v=1785400957\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45013958918326,"sku":"330879-02-01","price":135.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/330877-080-36-CN_012e895e-1e39-44c0-91c7-bca1b9f664b3.jpg?v=1785403074","url":"https:\/\/www.plcsparehub.com\/products\/330879-02-01-bently-nevada-3300-xl-extension-cable-unit","provider":"Global PLC Spare Hub","version":"1.0","type":"link"}