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PHD-11TZ-46
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PHD-11TZ-46

Ikki simli yoki uch simli RTD Pt100 signali

RTD Pt100 signali

    Umumiy ma'lumot

    Issiqlik rezistorining kirish izolyatsiyalangan xavfsizlik to'siqlari xavfli hududdagi ikki simli yoki uch simli issiqlik rezistor (RTD) Pt100 signalini xavfsiz hududga 1: 1 nisbatda uzatishi mumkin.
    Ushbu mahsulot mustaqil quvvat manbaini, izolyatsiya qilingan quvvat manbai, kirish va chiqish terminallarini talab qiladi.

     

    1-rasm

     

    Xavfli hududga kirish
    Kirish signali Ikki simli yoki uch simli RTD Pt100 signali
    O'lchov diapazoni -200-850
    Xavfsizlik tomoni chiqishi:
    Chiqish signali RTD Pt100 signali
    Qo'zg'alish oqimi 0,1-3 mA
    Ta'minot kuchlanishi 20-35VDC
    Quvvat sarfi ≤40mA (24VDC quvvat manbai bo'lganda) 
    LED indikatori  Yashil: Quvvat indikatori
    Chiqish aniqligi 0,1%FS
    Haroratning o'zgarishi 0,1% FS/10℃
    Harorat parametrlari Ish harorati: -20~+60, saqlash harorati: -40~+80
    Nisbiy namlik 10% ~ 95% RH kondensatsiya yo'q
    Dielektrik kuch Ichki xavfsiz tomon va ichki xavfsiz bo'lmagan tomon o'rtasida (≥ 3000VAC/min);
    elektr ta'minoti va ichki xavfsiz bo'lmagan terminal o'rtasida (≥ 1500VAC/min)
    Izolyatsiya qarshiligi ≥100MΩ (kirish/chiqish/quvvat manbai o'rtasida)
    Elektromagnit moslik IEC 61326-1 (GB/T 18268) ga muvofiq, IEC 61326-3-1
    MTBF 100000 soat
    Sim talablari Kesish ≥ 0,5 mm2; Izolyatsiya kuchi ≥ 500V
    Amaldagi dala uskunalari Ikki simli yoki uch simli RTD Pt100
    O'rnatish joyi Xavfsiz zonaga o'rnatilgan holda, u 0, IIC, 20 va IIIC zonalarigacha bo'lgan xavfli hududlardagi ichki xavfsizlik asboblariga ulanishi mumkin.
    Xavfsizlik sertifikati
    Portlashdan himoyalangan belgi [Ex ia Ga]lIC [Ex ia Da]lllC
    Portlashga chidamli standart GB/T3836.1-2021  GB/T3836.4-2021
    3-2-terminallar4-2 Um: 250V AC/DC Uo=8.4V DC past=31mA
    Po=65.1mVt Co=4.8μF Lo=20mH
    Sertifikatlash organi CQST (Xitoy milliy sifat nazorati va portlashdan himoyalangan elektr mahsulotlari sinov markazi)



    phd-11tz-46

    Izoh: 1. Quvvat rayi funksiyasi ixtiyoriy funksiya bo'lib, foydalanuvchilar quyidagilarni ko'rsatishlari kerak Buyurtma berishda elektr ta'minoti usuli

    Elektr ray ulagichlarini tanlash "Ilova" ning 89-betiga murojaat qilishi mumkin.

    2. Uch simli RTD ni kiritishda uchta simning mavjudligiga ishonch hosil qilish kerak simlar iloji boricha bir xil uzunlikda bo'lishi kerak

    3. Ikki simli RTD ni kiritishda 4 va 2 xavfsizlik to'sig'i terminallari bo'lishi kerak qisqa tutashuvli

    CNEX


    Yuklab olish_fayli
    PHD-11TC-33A-23


    T-seriyasi--izolyatsiya qilingan-xavfsizlik-to'siqlari-katalog_sahifasi-0009_02