{"product_id":"21000-28-10-20-018-04-02-bently-nevada-proximity-probe-housing-assembly","title":"21000-28-10-20-018-04-02 Bently Nevada Proximity Probe Housing Assembly","description":"\u003ch3\u003e\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #2e74b5;\"\u003eBently Nevada 21000-28-10-20-018-04-02\u003c\/span\u003e\u003c\/strong\u003e is a proximity probe housing assembly for industrial machinery monitoring. It protects a reverse-mount proximity probe and supports external probe installation in demanding industrial environments.\u003c\/p\u003e\n\u003cp\u003eThis configuration combines an aluminum housing body with a 304 stainless steel probe sleeve. It includes a 3300 XL 8 mm probe option, a 1.0 m probe cable, a 2-inch standoff adapter, and a 1.8-inch probe penetration dimension.\u003c\/p\u003e\n\u003cp\u003eThe assembly supports machinery protection installations where engineers need a defined probe mounting arrangement. Its threaded ports and sealing components help protect the probe installation against environmental exposure.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Bently Nevada\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e \u003cstrong\u003e\u003cspan style=\"color: #2e74b5;\"\u003e21000-28-10-20-018-04-02\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Series:\u003c\/strong\u003e 21000 Proximity Probe Housing Assemblies\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Reverse-mount proximity probe housing assembly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProbe Option:\u003c\/strong\u003e 3300 XL 8 mm probe configuration\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHousing Material:\u003c\/strong\u003e Aluminum body with 304 stainless steel sleeve\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandoff Adapter:\u003c\/strong\u003e 2 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProbe Penetration:\u003c\/strong\u003e 1.8 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitting Option:\u003c\/strong\u003e One 3\/4-14 NPT plug\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Thread:\u003c\/strong\u003e 3\/4-14 NPT\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e New, supplied in factory packing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 12 months\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eBently Nevada\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan style=\"color: #2e74b5;\"\u003e21000-28-10-20-018-04-02\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003e21000 Proximity Probe Housing Assemblies\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProbe Compatibility\u003c\/td\u003e\n\u003ctd\u003e3300 XL 8 mm probe option; verify the complete probe configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProbe Cable Length\u003c\/td\u003e\n\u003ctd\u003e1.0 m (39 inches)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandoff Adapter Length\u003c\/td\u003e\n\u003ctd\u003e2 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProbe Penetration\u003c\/td\u003e\n\u003ctd\u003e1.8 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFitting Configuration\u003c\/td\u003e\n\u003ctd\u003eOne 3\/4-14 NPT plug only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Thread\u003c\/td\u003e\n\u003ctd\u003e3\/4-14 NPT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHousing Body\u003c\/td\u003e\n\u003ctd\u003eAluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProbe Sleeve\u003c\/td\u003e\n\u003ctd\u003e304 stainless steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTypical Weight\u003c\/td\u003e\n\u003ctd\u003e1.1 kg (2.4 lb), without fittings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum C + D Dimension\u003c\/td\u003e\n\u003ctd\u003e32.9 inches (83.5 cm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum C + D with Visible Probe Identification\u003c\/td\u003e\n\u003ctd\u003e17.0 inches (43.18 cm), as specified for the applicable configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHazardous-Area Certification\u003c\/td\u003e\n\u003ctd\u003eCertification depends on the exact housing and probe configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRoHS\u003c\/td\u003e\n\u003ctd\u003eEuropean Directive 2011\/65\/EU, as applicable to the supplied product\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eEngineering note:\u003c\/strong\u003e The 17.0-inch and 32.9-inch dimensions describe different installation conditions. Confirm the applicable drawing and dimensional references before designing the mounting arrangement.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eKey Functional Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProbe Protection:\u003c\/strong\u003e The housing encloses the probe installation and helps reduce exposure to external environmental conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical Positioning:\u003c\/strong\u003e The 2-inch standoff adapter supports the specified mounting geometry.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThreaded Installation:\u003c\/strong\u003e The 3\/4-14 NPT mounting interface supports compatible threaded installations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnvironmental Sealing:\u003c\/strong\u003e O-rings, a thread seal, and the dome cover help protect the assembled housing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial Integration:\u003c\/strong\u003e The assembly supports external proximity probe installations in machinery monitoring systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaintenance Access:\u003c\/strong\u003e The threaded dome cover allows technicians to access internal components during authorized inspection.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eMeasurement Performance and Engineering Limits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #2e74b5;\"\u003e21000-28-10-20-018-04-02\u003c\/span\u003e\u003c\/strong\u003e is a mechanical housing assembly. Its housing model alone does not define the complete measurement performance of the installed proximity system.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003ePerformance Parameter\u003c\/th\u003e\n\u003cth\u003eEngineering Guidance\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeasurement Range\u003c\/td\u003e\n\u003ctd\u003eDepends on the selected probe, target material, and calibrated measuring gap.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Response\u003c\/td\u003e\n\u003ctd\u003eDepends on the installed probe, extension cable, Proximitor sensor, and monitoring channel.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensitivity\u003c\/td\u003e\n\u003ctd\u003eUse the applicable 3300 XL probe system specification and calibration data.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLinearity\u003c\/td\u003e\n\u003ctd\u003eVerify against the complete probe system specification and the required measurement range.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution\u003c\/td\u003e\n\u003ctd\u003eDepends on the monitoring instrument, signal conditioning, and measurement configuration.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003eConfirm the approved temperature limits for the exact housing, seals, probe, and hazardous-area configuration.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnvironmental Resistance\u003c\/td\u003e\n\u003ctd\u003eDepends on enclosure certification, sealing condition, conduit installation, and exposure conditions.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrical Noise Immunity\u003c\/td\u003e\n\u003ctd\u003eDepends on the complete measurement circuit, grounding, cable routing, shielding, and monitoring hardware.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eDo not assign probe sensitivity, linearity, frequency response, or measurement range from the housing part number alone. Obtain the applicable Bently Nevada probe and monitoring system documentation before approving measurement performance.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eTypical Industrial Applications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTurbomachinery:\u003c\/strong\u003e Supports proximity probe installations used to monitor shaft vibration and relative shaft position.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial Pumps:\u003c\/strong\u003e Provides a protected mounting arrangement for compatible shaft displacement probes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompressors:\u003c\/strong\u003e Supports probe installations used in machinery condition monitoring and protection systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Generation:\u003c\/strong\u003e Fits suitable machinery monitoring arrangements where external probe mounting is required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOil and Gas Facilities:\u003c\/strong\u003e Supports appropriately certified probe installations on rotating equipment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProcess Industries:\u003c\/strong\u003e Helps maintain a defined probe mounting position on critical rotating machinery.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eApplication suitability depends on the machine design, probe target, mounting geometry, environmental conditions, and required hazardous-area approvals.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eInstallation Guide\u003c\/strong\u003e\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eVerify the Part Number:\u003c\/strong\u003e Confirm all suffix codes against the purchase order and installation drawing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInspect the Mounting Point:\u003c\/strong\u003e Check the threaded port, mounting surface, clearance, and available probe access.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfirm Probe Geometry:\u003c\/strong\u003e Verify the 2-inch standoff adapter and 1.8-inch penetration against the machine drawing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCheck Thread Compatibility:\u003c\/strong\u003e Confirm the 3\/4-14 NPT connection matches the intended mounting interface.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInspect Sealing Components:\u003c\/strong\u003e Check the O-rings, thread seal, dome cover, and plug for damage or contamination.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall the Assembly:\u003c\/strong\u003e Follow the manufacturer's torque requirements and approved installation procedure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoute the Cable:\u003c\/strong\u003e Keep the probe cable away from high-power conductors and sources of mechanical damage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVerify Hazardous-Area Requirements:\u003c\/strong\u003e Confirm the exact certification, wiring arrangement, and installation drawing before energizing the system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Commissioning:\u003c\/strong\u003e Verify the probe gap, signal polarity, channel configuration, and monitoring response.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eNever determine tightening torque, probe gap, or electrical connection details by estimation. Use the applicable manufacturer documentation for the complete assembly.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eCommissioning, Diagnostics, and Maintenance\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe housing supports mechanical inspection, but electrical diagnostics require the complete proximity measurement system.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnstable Vibration Readings:\u003c\/strong\u003e Inspect housing rigidity, mounting threads, probe clearance, cable routing, and electrical connections.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnexpected Gap Voltage:\u003c\/strong\u003e Verify the probe gap and inspect the probe, extension cable, Proximitor sensor, and channel wiring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntermittent Signals:\u003c\/strong\u003e Check for loose connections, damaged cables, moisture ingress, and vibration-induced movement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRepeated Channel Alarms:\u003c\/strong\u003e Compare the installed configuration with the approved channel settings and probe calibration records.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeal Deterioration:\u003c\/strong\u003e Inspect O-rings and sealing interfaces during planned maintenance, then replace components according to manufacturer guidance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePost-Maintenance Verification:\u003c\/strong\u003e Confirm mechanical stability and compare measurement readings with established baseline data.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eField example:\u003c\/strong\u003e A compressor vibration channel may show intermittent readings after maintenance. A technician should inspect the probe mounting, cable connections, and gap voltage before replacing the monitoring module.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePractical recommendation:\u003c\/strong\u003e Record the installed probe part number, measured gap voltage, channel alarm status, and vibration baseline. These records help technicians separate mounting faults from sensor or monitoring faults.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eCompatibility and Configuration Notes\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProbe System:\u003c\/strong\u003e Confirm that the selected 3300 XL 8 mm probe matches the required extension cable and Proximitor sensor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Interface:\u003c\/strong\u003e Verify the 3\/4-14 NPT thread and available installation clearance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProbe Penetration:\u003c\/strong\u003e Confirm that the 1.8-inch penetration suits the machine casing and target location.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable Length:\u003c\/strong\u003e Check that the specified 1.0 m cable length meets the installation requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHazardous Areas:\u003c\/strong\u003e Confirm that the complete assembly, probe, wiring, and associated equipment meet site approval requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMonitoring System:\u003c\/strong\u003e Verify compatibility with the installed Bently Nevada monitoring channel and its configuration.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eModel Selection Comparison\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eCompare the requested assembly with the following alternative before placing an order. The two part numbers use different configuration suffixes, so engineers should confirm their dimensional and probe requirements.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSelection Item\u003c\/th\u003e\n\u003cth\u003e21000-28-10-20-018-04-02\u003c\/th\u003e\n\u003cth\u003e21000-16-10-00-086-03-02\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Family\u003c\/td\u003e\n\u003ctd\u003e21000 Proximity Probe Housing Assemblies\u003c\/td\u003e\n\u003ctd\u003e21000 Proximity Probe Housing Assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProbe Option Code\u003c\/td\u003e\n\u003ctd\u003e28\u003c\/td\u003e\n\u003ctd\u003e16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandoff Adapter Code\u003c\/td\u003e\n\u003ctd\u003e20: 2 inches\u003c\/td\u003e\n\u003ctd\u003e00: No standoff adapter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProbe Penetration Code\u003c\/td\u003e\n\u003ctd\u003e018: 1.8 inches\u003c\/td\u003e\n\u003ctd\u003e086: Confirm the applicable dimensional drawing and code definition\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFitting Option Code\u003c\/td\u003e\n\u003ctd\u003e04: One 3\/4-14 NPT plug only\u003c\/td\u003e\n\u003ctd\u003e03: Confirm the supplied fitting arrangement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Thread Code\u003c\/td\u003e\n\u003ctd\u003e02: 3\/4-14 NPT\u003c\/td\u003e\n\u003ctd\u003e02: 3\/4-14 NPT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended Selection\u003c\/td\u003e\n\u003ctd\u003eChoose when the specified 2-inch standoff adapter and 1.8-inch penetration match the mounting design.\u003c\/td\u003e\n\u003ctd\u003eChoose when the no-standoff configuration and verified penetration dimensions match the mounting design.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Link\u003c\/td\u003e\n\u003ctd\u003eCurrent requested model\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/www.plcsparehub.com\/products\/21000-16-10-00-086-03-02-bently-nevada-proximity-housing-assembly-buy-now\"\u003eView 21000-16-10-00-086-03-02\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical selection advice:\u003c\/strong\u003e Do not select a housing by model similarity alone. Confirm probe type, standoff length, penetration, fitting arrangement, mounting thread, cable length, and certification. The alternative's complete suffix definitions should be verified against its official drawing before substitution.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eCertification and Environmental Compliance\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe 21000 and 24701 housing families have documented CSA-certified configurations for specified hazardous locations. The exact certification depends on the housing version and associated installation arrangement.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCSA Hazardous-Area Ratings:\u003c\/strong\u003e Documented versions cover Class I, Divisions 1 and 2, Groups C and D; Class II, Divisions 1 and 2, Groups E, F, and G; and Class III.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnclosure Rating:\u003c\/strong\u003e Type 4 for the applicable certified configurations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature Classification:\u003c\/strong\u003e T5 at ambient temperatures from -50°C to +40°C, and T4 from -50°C to +80°C, as specified for applicable certified housings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrical Installation:\u003c\/strong\u003e The circuit must follow the applicable certification drawing, including drawing 140979 where required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoHS:\u003c\/strong\u003e Refer to the applicable conformity documentation for Directive 2011\/65\/EU.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThese family-level approvals do not establish certification for every suffix combination. Confirm the product nameplate, certification documents, and approved installation drawing before use in a hazardous area.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003ePackage Contents\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe 21000 housing family may include the following components, depending on the ordered configuration:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eProximity probe housing body\u003c\/li\u003e\n\u003cli\u003eThreaded dome cover\u003c\/li\u003e\n\u003cli\u003eProbe sleeve\u003c\/li\u003e\n\u003cli\u003eReverse-mount proximity probe, where included in the ordered configuration\u003c\/li\u003e\n\u003cli\u003eO-rings and thread seal\u003c\/li\u003e\n\u003cli\u003eSpecified conduit plug or fittings\u003c\/li\u003e\n\u003cli\u003eStandoff adapter, where selected\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Confirm the exact packing list for \u003cstrong\u003e\u003cspan style=\"color: #2e74b5;\"\u003e21000-28-10-20-018-04-02\u003c\/span\u003e\u003c\/strong\u003e before ordering. Do not assume that every optional fitting or accessory comes with every configuration.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eWarranty and Shipping\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Condition:\u003c\/strong\u003e New, supplied in factory packing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty Period:\u003c\/strong\u003e 12 months, subject to the supplier's applicable warranty terms.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShipping Options:\u003c\/strong\u003e FedEx, UPS, and DHL, subject to destination and service availability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDispatch Target:\u003c\/strong\u003e Shipment within 24–48 hours after order confirmation, subject to stock verification and order processing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrder Support:\u003c\/strong\u003e Contact Global PLC Spare HUB to confirm availability, configuration, shipping costs, and delivery arrangements.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eGlobal PLC Spare HUB's Insight\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eIn field installations, a correct housing selection helps maintain probe alignment and reduces avoidable mechanical installation issues. Engineers should verify the complete assembly dimensions before modifying a machine casing or mounting bracket.\u003c\/p\u003e\n\u003cp\u003eFor example, a compressor retrofit may require a 2-inch standoff adapter to achieve the intended probe mounting position. If the replacement housing has no standoff adapter, the probe geometry may differ from the approved drawing.\u003c\/p\u003e\n\u003cp\u003eBefore commissioning, technicians should confirm the probe part number, penetration dimension, mounting thread, cable arrangement, and hazardous-area approval. After installation, record the probe gap and compare vibration readings with the established machine baseline.\u003c\/p\u003e\n\u003cp\u003eGlobal PLC Spare HUB recommends checking the full suffix code and dimensional drawing before substituting a similar 21000-series housing. This step helps avoid unnecessary rework and supports reliable machinery monitoring.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ1: What does the Bently Nevada 21000-28-10-20-018-04-02 do?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIt provides a mechanical housing arrangement for a compatible reverse-mount proximity probe. The assembly supports external probe mounting for industrial machinery monitoring.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ2: Does this assembly support 3300 XL 8 mm probes?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIts suffix code specifies the 3300 XL 8 mm probe option. Verify the complete probe, cable, and Proximitor configuration before installation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ3: What should engineers check when vibration readings become unstable?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eStart with the mounting condition, probe gap, cable connections, and channel status. Compare the measured gap voltage and vibration trend with commissioning records before replacing components.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ4: Can this housing be installed in a hazardous area?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eUse it only when the exact housing configuration and complete installation meet the required hazardous-area approvals. Check the nameplate and applicable CSA documentation before commissioning.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ5: How does the 2-inch standoff adapter affect selection?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIt changes the mounting geometry and available probe positioning. Confirm the required standoff against the machine drawing, casing clearance, and specified penetration dimension.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ6: Can I replace the 21000-28-10-20-018-04-02 with 21000-16-10-00-086-03-02?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDo not assume direct interchangeability. The probe option, standoff, penetration, and fitting codes differ. Verify both dimensional drawings and the complete measurement system requirements before substitution.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ7: What information should I provide when requesting a quotation?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eProvide the complete part number, required quantity, installation environment, shipping destination, and any hazardous-area certification requirements. Include the existing probe and monitoring system details when requesting compatibility confirmation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ8: What warranty and shipping options are available?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe product is offered with a 12-month warranty under the supplier's applicable terms. FedEx, UPS, and DHL are available subject to destination and service availability. Dispatch is targeted within 24–48 hours after order confirmation, subject to stock and processing.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eRequest a Quote\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eContact Global PLC Spare HUB for pricing, availability, and technical selection support for the \u003cstrong\u003e\u003cspan style=\"color: #2e74b5;\"\u003eBently Nevada 21000-28-10-20-018-04-02\u003c\/span\u003e\u003c\/strong\u003e. Provide your required quantity and installation details to help confirm the correct housing configuration for your machinery monitoring application.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000_CA21000_Proximity_Probe_Housing_Assembly_007eb544-fd00-4b41-a22e-c953629fa721.png?v=1784785784\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45014024945846,"sku":"21000-28-10-20-018-04-02","price":219.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/21000-16-10-00-256-13-02_9ddfd859-875b-49d7-aeae-92b045ddef35.jpg?v=1792463030","url":"https:\/\/www.plcsparehub.com\/products\/21000-28-10-20-018-04-02-bently-nevada-proximity-probe-housing-assembly","provider":"Global PLC Spare Hub","version":"1.0","type":"link"}