{"product_id":"190501-01-00-cn-bently-nevada-velomitor-ct-velocity-transducer-atex-iecex-nepsi","title":"190501-01-00-CN Bently Nevada Velomitor CT tezlik o‘zgartirgichi (ATEX\/IECEx\/NEPSI)","description":"\u003ch2\u003eMahsulot haqida umumiy ma’lumot\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e190501-01-00-CN\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e Bently Nevada Velomitor oilasining maxsus versiyasini, aniqrog‘i \u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eSovitish minorasi (CT)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e variantini anglatadi. Ushbu pyezoelektrik tezlik o‘zgartkichi podshipnik korpuslari, reduktorlar va motorlarning mutlaq tebranishini o‘lchaydi. Standart Velomitorlardan farqli ravishda, CT versiyasi sovitish minoralari muhitida uchraydigan past chastota va yuqori namlik bilan bog‘liq o‘ziga xos qiyinchiliklarga moslashtirilgan mustahkam konstruksiyaga ega.\u003c\/p\u003e\n\u003cp\u003eUshbu sensor yuqori aniqlikdagi 4-20 mA yoki xom signal chiqishini (tizim integratsiyasiga qarab) ta’minlaydi; bu Mashinalarni himoya qilish tizimlariga mexanik bo‘shashish, muvozanatsizlik yoki markazlashuvning buzilishini dastlabki bosqichda aniqlash imkonini beradi. Kontaktli korpusdagi kontaktsiz qurilmalarga xos ishonchliligi uni elektr energiyasi ishlab chiqarish va neft-kimyo obyektlaridagi muhim yordamchi tizim uskunalarini monitoring qilishda sanoat standartiga aylantiradi.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eTexnik konfiguratsiya\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e190501-01-00-CN\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e modeli uning mexanik interfeysi va me’yoriy talablarga muvofiqligini belgilash uchun strukturaviy suffikslar mantiqiga amal qiladi:\u003c\/p\u003e\n\u003ch3\u003e190501 — Bazaviy model\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eVelomitor CT tezlik o‘zgartkichi\u003c\/strong\u003eni bildiradi. Ushbu model odatda gradirnya ventilyatorlari va past tezlikda ishlaydigan mexanizmlar bilan bog‘liq bo‘lgan past chastota diapazonlari uchun maxsus sozlangan.\u003c\/p\u003e\n\u003ch3\u003e01 — O‘rnatish moslamalari opsiyasi\u003c\/h3\u003e\n\u003cp\u003eUshbu opsiya \u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e3\/8-24 dan 3\/8-24 gacha bo‘lgan shpilka\u003c\/strong\u003eni o‘z ichiga oladi. Ushbu detal o‘zgartkich bilan mashina korpusi o‘rtasida qattiq mexanik birikishni ta’minlaydi, bu esa yuqori chastotali tebranishlarning ichki pezoelementga aniq uzatilishi uchun juda muhim.\u003c\/p\u003e\n\u003ch3\u003e00 — Ulanish opsiyasi\u003c\/h3\u003e\n\u003cp\u003eBu \u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eMIL-C-5015 ulanish interfeysi\u003c\/strong\u003eni belgilaydi. Ushbu 2 kontaktli, yuqoridan chiqishli ulagich tebranish sensorlari uchun global sanoat standarti bo‘lib, ekranlangan o‘ralgan juft kabel bilan oson integratsiyalashish imkonini beradi va to‘g‘ri himoya g‘ilofi o‘rnatilganda namlikka chidamli muhrni ta’minlaydi.\u003c\/p\u003e\n\u003ch3\u003eCN — Agentlik tasdig‘i opsiyasi\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eCN\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eqo‘shimchasi\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eATEX, IECEx va Xitoyning NEPSI\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003etasdiqlarini o‘z ichiga olgan ko‘p sertifikatli to‘plamni bildiradi. Bu Xitoy ichki bozoridagi va xalqaro loyihalardagi portlash xavfi mavjud atmosferalar hamda xavfli zonalarda qonuniy va xavfsiz o‘rnatish imkonini beradi.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eTexnik xususiyatlar\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eParametr\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eTexnik xususiyatlar tafsilotlari\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSezgirlik\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e3.94 mV\/mm\/s (100 mV\/in\/s) ±5%\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eChastota javobi\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1.5 Hz dan 1.0 kHz gacha (90 dan 60,000 cpm gacha) ±3.0 dB\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eTezlik diapazoni\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e127 mm\/s (5.0 in\/s) maksimal qiymat\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eRezonans chastotasi\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e\u0026gt;12 kHz\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eIshlash harorati\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e-54°C dan +121°C gacha (-65°F dan +250°F gacha)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eKorpus himoya darajasi\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eIP66 \/ NEMA 4X (to‘g‘ri ulagich qopqog‘i bilan)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eKorpus materiali\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e316L zanglamaydigan po‘lat\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eO‘rnatish momenti\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eMaksimal 4.5 N·m (40 in·lb)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003ch2\u003eO‘rnatish bo‘yicha qo‘llanma\u003c\/h2\u003e\n\u003cp\u003eTo‘g‘ri o‘rnatish tebranish ma’lumotlaringiz sifatini belgilaydi. Quyidagi muhandislik talablariga rioya qiling:\u003c\/p\u003e\n\u003ch3\u003eSirtni tayyorlash\u003c\/h3\u003e\n\u003cp\u003eO‘rnatish joyi diametri kamida 32 mm (1,25 dyuym) bo‘lgan tekis, mexanik ishlov berilgan sirt ekaniga ishonch hosil qiling. Sirt bo‘yoq, zang va qoldiqlardan xoli bo‘lishi kerak. Yuqori chastotali javobni yaxshilash uchun o‘rnatish sirtiga yupqa qatlam silikon moyi yoki akustik kontakt suyuqligi surting.\u003c\/p\u003e\n\u003ch3\u003eYo‘nalish\u003c\/h3\u003e\n\u003cp\u003e190501-01-00-CN tebranishni bo‘ylama o‘qi bo‘ylab aniqlaydi. Sensorni eng muhim tebranish ma’lumotlari kutilayotgan yo‘nalishda — podshipniklarni kuzatish uchun odatda\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eradial\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(gorizontal yoki vertikal) yo‘nalishda — o‘rnating.\u003c\/p\u003e\n\u003ch3\u003eKabelni boshqarish\u003c\/h3\u003e\n\u003cp\u003eMIL-C-5015 ulanish joyiga namlik kirishining oldini olish uchun\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eulagich qopqog‘i\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(kabel yig‘masining bir qismi)dan foydalaning. Kabelning silkinib ketishining oldini olish uchun uni sensordan 250 mm (10 dyuym) masofada mashina ramasiga qisqichlar yordamida mahkamlang; bunday silkinish signalga elektron shovqin kiritishi mumkin.\u003c\/p\u003e\n\u003ch3\u003eXavfli hudud simlari\u003c\/h3\u003e\n\u003cp\u003eBu\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eCN-darajali\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003equrilma (NEPSI\/ATEX) bo‘lgani sababli, o‘rnatish joyi xavfli zona sifatida tasniflangan bo‘lsa, uni o‘z-o‘zidan xavfsiz (IS) to‘siq yoki galvanik izolyator bilan birgalikda o‘rnatishingiz kerak.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eMuhandislik afzalliklari\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e190501-01-00-CN\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e sanoat sovutish tizimlarining “Nam va sekin” sharoitlari uchun ishlab chiqilgan.\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePast chastotalardagi aniqlik:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eStandart vibratsiya sensorlari ko‘pincha 10 Hz dan past chastotalarda aniqligini yo‘qotadi. Velomitor CT esa 1,5 Hz gacha aniqlikni saqlaydi, shu sababli katta va sekin harakatlanuvchi ventilyator parraklaridagi nosozliklarni aniqlay oladi.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eKorroziyaga chidamlilik:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e316L zanglamaydigan po‘latdan yasalgan korpus sovitish minorasi chiqindilariga xos korroziv kimyoviy moddalar va doimiy namlikka chidamli.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eGlobal muvofiqlik:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eNEPSI sertifikati (CN varianti) Xitoydagi loyihalar uchun xarid va inspeksiya jarayonini soddalashtirib, mahalliy GB standartlariga muvofiqlikni ta’minlaydi.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSignal-shovqin nisbatining yuqoriligi:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIchki elektronika pyezo-keramikaning yuqori impedansli zaryadini past impedansli kuchlanish signaliga aylantiradi, bu esa signal sifati buzilmagan holda uzun kabellardan foydalanish imkonini beradi.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eTexnik savollar va javoblar\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eQ1: Standart 330500 Velomitor va ushbu 190501 CT versiyasi o‘rtasidagi farq nimada?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA1: 190501 (CT) aynan sovitish minoralari uchun ishlab chiqilgan. Unda sovitish minorasi ventilyatorlarining pastroq aylanish tezliklariga moslashtirilgan boshqa chastota javob egri chizig‘i mavjud, 330500 esa yuqori tezlikda ishlaydigan mashinalar uchun mo‘ljallangan umumiy maqsadli sensordir.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ2: “CN” suffiksi sensorning fizik o‘lchamlarini o‘zgartiradimi?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA2: Yo‘q. O‘lchamlari va og‘irligi standart versiyadagidek qoladi. “CN” belgisi aynan NEPSI (Xitoy) hamda xavfli hududlar uchun ATEX\/IECEx standartlari talab qiladigan markirovka va sertifikat hujjatlariga tegishli.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ3: Bu sensorni magnit asos yordamida o‘rnatishim mumkinmi?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA3: Vaqtinchalik nosozliklarni aniqlash uchun magnit asosdan foydalanish mumkin, ammo u past chastotali filtr vazifasini bajarib, sensorning chastota diapazonini keskin toraytiradi. Mashinalarni doimiy himoyalash uchun taqdim etilgan 3\/8-24 rezbali shpilka (01-variant) majburiydir.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ4: Vibratsiya stendisiz sensor ishlayotganini qanday tekshirish mumkin?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA4: \u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eDoimiy tok kuchlanishini\u003c\/strong\u003e tekshirishingiz mumkin. Standart monitor yoki quvvat manbai bilan quvvatlanganda, o‘zgartkich barqaror doimiy tok kuchlanishini (odatda taxminan 10–12 VDC) chiqarishi kerak. Agar bu kuchlanish quvvat manbai kuchlanishiga teng yoki 0 V bo‘lsa, sensor yoki kabel nosoz bo‘lishi mumkin.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":52668325495147,"sku":"190501-01-00-CN","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/190501-01-00-cn-hgivmgyw11m_20d77028-6c66-41b1-90dd-c4fe73bf17e9.jpg?v=1765521299","url":"https:\/\/www.plcprotech.com\/uz\/products\/190501-01-00-cn-bently-nevada-velomitor-ct-velocity-transducer-atex-iecex-nepsi","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}