{"product_id":"bently-nevada-ca21128-01-00-03-02-explosion-proof-velocity-housing","title":"Bently Nevada CA21128-01-00-03-02 Explosion-proof Velocity Housing","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eCA21128-01-00-03-02\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eexplosion-proof velocity housing from\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003eBently Nevada\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003eis designed for vibration monitoring applications operating in hazardous industrial environments. The assembly integrates a factory-installed 330500 Velomitor velocity sensor inside a rugged explosion-proof enclosure for continuous machinery condition monitoring in oil refineries, gas compression stations, steam turbines, mining equipment, and petrochemical facilities.\u003c\/p\u003e\n\u003cp\u003eThis housing protects the installed velocity transducer against corrosion, hose-directed water, physical impact, and contamination commonly encountered in heavy industrial process areas. The enclosure construction meets demanding environmental protection requirements while maintaining reliable vibration signal transmission under high mechanical stress conditions. Its 1\/2-in 14 NPT threaded interface supports standard industrial mounting practices for rotating machinery assets including pumps, motors, fans, compressors, and gearbox assemblies. The CA21128 series is widely deployed in hazardous locations where equipment reliability and predictive maintenance remain critical to reducing unexpected shutdown events.\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eOrdering Configuration Details\u003c\/h3\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth class=\"last:pe-10\"\u003eCode Segment\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eDescription\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eCA21128\u003c\/td\u003e\n\u003ctd\u003eExplosion-proof velocity housing including transducer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e01\u003c\/td\u003e\n\u003ctd\u003eIncludes 330500 Velomitor velocity sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e00\u003c\/td\u003e\n\u003ctd\u003eNo transducer mounting angle option\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e03\u003c\/td\u003e\n\u003ctd\u003e1\/2-in 14 NPT mounting thread and cap\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e02\u003c\/td\u003e\n\u003ctd\u003e1\/2-in NPT explosion-proof cable exit fitting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eMechanical Design and Housing Structure\u003c\/h3\u003e\n\u003cp\u003eThe enclosure uses an explosion-proof mechanical housing structure certified for hazardous industrial locations. The assembly protects internal velocity sensors from moisture intrusion, corrosion, chemical exposure, and accidental mechanical damage during long-term field operation. Bently Nevada specifies the CA21128 series for installations requiring CSA-certified explosion-proof protection in classified environments.\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe integrated 330500 Velomitor sensor supports continuous vibration monitoring for rotating equipment health analysis. The 1\/2-in NPT explosion-proof cable fitting improves cable sealing integrity while simplifying conduit integration in refinery and turbine installations. The housing design also supports maintenance accessibility during sensor replacement and inspection procedures.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth class=\"last:pe-10\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eCA21128-01-00-03-02\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eBently Nevada\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eExplosion-proof Velocity Housing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIntegrated Sensor\u003c\/td\u003e\n\u003ctd\u003e330500 Velomitor Velocity Sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Thread\u003c\/td\u003e\n\u003ctd\u003e1\/2-in 14 NPT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCable Exit Fitting\u003c\/td\u003e\n\u003ctd\u003e1\/2-in NPT explosion-proof fitting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransducer Mounting Angle\u003c\/td\u003e\n\u003ctd\u003eNo option\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHousing Type\u003c\/td\u003e\n\u003ctd\u003eExplosion-proof\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection Rating\u003c\/td\u003e\n\u003ctd\u003eNEMA 4X and IP65 when properly installed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConstruction Material\u003c\/td\u003e\n\u003ctd\u003eIndustrial corrosion-resistant metal housing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eApprox. 1.6 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Weight\u003c\/td\u003e\n\u003ctd\u003eApprox. 3 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003eSuitable for industrial hazardous-area environments\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003ePassive housing assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eMotors, pumps, compressors, turbines, fans\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation Area\u003c\/td\u003e\n\u003ctd\u003eHazardous industrial locations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this assembly include the velocity sensor?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. This configuration includes a factory-installed 330500 Velomitor velocity sensor inside the housing assembly.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat type of industrial environments is this housing designed for?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe CA21128 series is intended for hazardous process areas including oil and gas facilities, petrochemical plants, compressor stations, and power generation sites.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan this housing resist corrosion and washdown exposure?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. The enclosure is designed to resist hose-directed water, corrosion, and physical abuse in harsh industrial environments.\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhich thread specification does this version use?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis model uses a 1\/2-in 14 NPT mounting thread with an explosion-proof cable exit fitting.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eInstallation Notes and Engineering Recommendations\u003c\/h3\u003e\n\u003cp\u003eInstall the housing on rigid machine surfaces with stable vibration transmission characteristics. Avoid mounting locations near unsupported sheet metal structures that may introduce false vibration readings.\u003c\/p\u003e\n\u003cp\u003eUse certified explosion-proof conduit sealing methods that comply with local hazardous-area electrical standards. Improper sealing practices may compromise enclosure protection integrity.\u003c\/p\u003e\n\u003cp\u003eDuring commissioning, verify vibration signal stability through the monitoring system before placing rotating equipment into continuous operation. Excessive cable tension near the conduit fitting may reduce long-term connector reliability.\u003c\/p\u003e\n\u003cp\u003eFor outdoor refinery and offshore installations, apply corrosion-resistant conduit compounds and inspect cable gland sealing surfaces during periodic maintenance shutdowns.\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":52668312715627,"sku":"CA21128-01-00-03-02","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/ca21128-01-00-03-02-w2y3lgg1g0v_0a97a950-7030-4873-931b-14d14d8f0c74.jpg?v=1765520903","url":"https:\/\/www.plcprotech.com\/products\/bently-nevada-ca21128-01-00-03-02-explosion-proof-velocity-housing","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}