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Yokogawa AMN12T S2 RTD kirish multipleksor moduli

Yokogawa AMN12T S2, katalogda AMN12T RTD kirish multipleksor moduli sifatida ham ko‘rsatiladi, CENTUM CS 3000 va CENTUM VP DCS platformalarida harorat datchiklaridan ma’lumot olish uchun mo‘ljallangan maxsus apparat komponenti sifatida ishlaydi. Ushbu modul sanoatdagi Pt100 va JPt100 RTD elementlari bilan jarayon konturlari orqali bevosita ulanib, 12 ta uch simli qarshilik harorat detektori kirishini qayta ishlaydi.

Qo‘shimcha belgi izohi va model matritsasi

  • AMN12T: 12 kanalli RTD multipleksor kartalari uchun asosiy apparat identifikatori.
  • S2: muayyan mikrodastur versiyasi va orqa panel shinasi interfeysi optimallashtirilganini bildiruvchi reviziya qo‘shimcha belgisi.

Apparat xususiyatlari

Parametr Xususiyat
Model AMN12T S2
Brend Yokogawa
Ishlab chiqarilgan mamlakat Yaponiya
Og‘irlik Taxminan 0.35 kg
O‘lchamlari Yokogawa standart ichma-ich joylashuvchi shina kartasi o‘lchamlari
Ishlash harorati 0 dan 50 daraja C gacha
Quvvat sarfi Maksimal 3.5 W dan 5 W gacha (24 VDC orqa panel shinasi orqali ta’minlanadi)
Kirish kanallari 12 ta RTD kirish kanali
Qo‘llab-quvvatlanadigan datchiklar Pt100 va JPt100 (uch simli konfiguratsiya)
Xavfsizlik diagnostikasi Datchikning kuyib uzilishini avtomatik aniqlash
Izolyatsiya Dala tarmog‘i va ichki sxemalar o‘rtasidagi galvanik izolyatsiya
Tizim shinasi interfeysi Yokogawa ichki DCS ichma-ich joylashuvchi shinasi (ikkilamchi zaxiralashni qo‘llab-quvvatlaydi)

Sovuq ulanish nuqtasini kompensatsiyalash va kanallarni galvanik izolyatsiyalash

Yokogawa AMN12T S2 umumiy rejimdagi elektr shovqinlarini bostirish va dala o‘lchov zanjirlarida yer konturlarining hosil bo‘lishiga yo‘l qo‘ymaslik uchun kanal va shina o‘rtasidagi yuqori sifatli galvanik izolyatsiyaga tayanadi. Bir shkaf tugunida past kuchlanishli RTD qarshilik o‘zgarishlari yuqori zichlikdagi 4-20 mA HART analog konturlari bilan birga multiplekslanganda, ichki izolyatsiya to‘siqlari yuqori chastotali elektromagnit xalaqitlarni faol ravishda to‘sadi. O‘rnatilgan sim qarshiligini kompensatsiyalash algoritmlari uzun dala kabellari orqali signal sifati pasaymasdan qarshilikni raqamli qiymatga aniq va chiziqli o‘zgartirishni ta’minlaydi.

Ko‘p beriladigan savollar

S: AMN12T S2 uzilgan sensor nosozligini qanday boshqaradi?

J: Modulda o‘rnatilgan kuyib uzilishni aniqlash mantiqi mavjud bo‘lib, u uzilgan uch simli RTD ulanishlarini darhol aniqlaydi va kanal signalini oldindan sozlangan yuqori yoki pastki avariya-xavfsiz signal holatiga o‘tkazadi.

S: AMN12T S2 2 simli yoki 4 simli RTD elementlarini ulashni qabul qiladimi?

J: Kirish sxemasi sim qarshiligini avtomatik kompensatsiyalash uchun maxsus 3 simli Pt100 va JPt100 datchiklariga moslashtirilgan. 2 simli datchiklar terminal blokida tashqi ko‘prik ulashni talab qiladi, biroq belgilangan aniqlik uchun 3 simli topologiyalar tavsiya etiladi.

Dalada o‘rnatish bo‘yicha ko‘rsatmalar

  • Terminal plata simlarini ulash: 3 simli RTD o‘tkazgichlarini mos dala terminal blokidagi A, B va b terminallari joylashuviga qat’iy amal qilgan holda ulang. Haroratni hisoblash aniqligini saqlash uchun uchala o‘tkazgichdagi sim qarshiligi teng bo‘lishini ta’minlang.
  • Ekranni yerga ulash qoidalari: Datchik kabelining umumiy ekranini DCS tizimining himoya yerga ulash (PE) shinasida faqat bitta nuqtadan yerga ulang. Asbob kallagi tomonini yerga ulamagan holda ekran izolyatsiyasini dala ulanish qutisigacha uzluksiz saqlang.
  • Kabellarni ajratish: Past darajali RTD datchik signal kabellarini maxsus metall kabel lotoklarida, 24 VDC raqamli liniyalari va yuqori kuchlanishli AC quvvat taqsimoti quvurlaridan kamida 200 mm masofada alohida yotqizing.
  • Kartani o‘rnatish: Modulni ichma-ich joylashuvchi shina subraki uchun ajratilgan orqa panel uyasiga mahkam o‘rnating. Korpusning ishonchli yerga ulanish kontaktini ta’minlash uchun mahkamlash vintlarini torting.
Is our price competitive?
Topbrands collaborates with over 50 countries worldwide. As a leading supplier in China, we can provide significant discounts to customers based on market demand.
What is the warranty period?
We offer a standard one-year warranty for all new and original items.
What payment methods do we accept?
We accept 100% T/T (Telegraphic Transfer) before shipping. For items with a lead time, a 30% deposit is required in advance, with the remaining 70% balance due before shipping. If you have an agent in China, please contact us for RMB transfer.
What is the warranty period?
We offer a standard one-year warranty for all new and original items.
What shipping methods do we use?
We primarily utilize carriers such as FedEx, DHL, UPS, BRE, etc. If you have an account with any of these carriers, you can arrange the shipping yourself. Additionally, we offer free shipping to China freight forwarders.
What is our delivery time?
Typically, delivery takes around 1-3 days after receiving the advance payment. For items with a quoted lead time, delivery will occur as per the specified lead time.
How do we package the goods?
Our packaging process involves multiple layers of protection. Initially, the product is placed in its original box, sealed with a label. Then, we add a layer of bubble wrap to safeguard against collisions during transportation. Finally, all products are securely packed in sturdy boxes for further protection.
How can customers contact us and request a quote?
Customers can inquire via email, WhatsApp, WeChat, Skype, or any preferred communication platform. Simply reach out to us, and we'll promptly provide a quote tailored to your needs.

Topbrands PLC Limited is a top supplier of genuine new PLC and DCS parts, serving over 50 countries globally. We offer high-quality products from renowned brands like Bently Nevada, Honeywell, ABB, and more. With our warehouse in China stocking up to 30,000 pieces, we ensure rapid delivery to meet urgent order needs while maintaining competitive pricing to save our customers' budgets. Learn more...

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