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PHD-22TD-2121
Analog kirish
Mahsulotlar kategoriyalari
Tavsiya etilgan mahsulotlar

PHD-22TD-2121

PHD-22TD-2121

Ikki yoki uch simli uzatgich yoki oqim manbai kirishi

/ 4~20mA chiqish 2 kirish 2 chiqish

 

Umumiy ma'lumot

Aniqlash tomonida izolyatsiyalangan xavfsizlik to'sig'i: PHD-22TD-2121, analog signalli ikki tomonlama kirish va ikki tomonlama chiqish.

    Umumiy ma'lumot

    Analog kirish izolyatsiyalangan xavfsizlik to'sig'i xavfli hududlarda ikki va uch simli uzatgichlar uchun izolyatsiyalangan quvvat manbaini ta'minlaydi. Uzatgich yoki tok manbai tomonidan ishlab chiqarilgan 4 ~ 20 mA signal xavfli hududdan xavfsiz hudud chiqishiga uzatiladi va shu bilan yukni xavfsiz hududga yo'naltiradi. Ikki yoki uch simli uzatgichlar yoki tok manbai signallari uchun ushbu xavfsizlik to'sig'i 4 ~ 20 mA signal ustiga o'rnatilgan Hart raqamli signalining ikki tomonlama aloqasini qo'llab-quvvatlaydi va sim uzilishi signalizatsiya funksiyasiga ega. Ushbu mahsulot izolyatsiyalangan quvvat manbai, kirish va chiqish terminallari bilan mustaqil quvvat manbaini talab qiladi.

     

    1

     

    Ta'minot kuchlanishi

    20 ~ 35V DC, Quvvat sarfi: ≤130mA (24V quvvat manbai, 20mA chiqish)

    Transmitter tarqatish kuchlanishi

    Ochiq zanjir kuchlanishi ≤28V, zanjir 20mA bo'lganda chiqish kuchlanishi ≥15,5V ni tashkil qiladi.

    Kirish signali

    ikki simli yoki uch simli uzatgich yoki tok manbai signali (HART)

    Chiqish signali

    4~20mA (HART)

    Ruxsat etilgan chiqish yuk hajmi

    0~500Ω (sozlanishi)

    Chiqish aniqligi

    0,1%FS(Odatdagi qiymatlar0,05%FS)

    Haroratning o'zgarishi

    0,005%FS/℃

    Kirish va chiqish kanallari soni

    2 kirish 2 chiqish

    Amaldagi dala uskunalari

    2 simli, 3 simli uzatgich va tok manbai signali, ushbu mahsulot ABB, Fisher, Rosemount, Honeywell, shuningdek, 3351, EJA, SIEMENS uchun mos keladi.

    va import qilingan texnologiyalar bilan boshqa mahsulotlar.

    Harorat parametrlari

    Ish harorati: -20℃~+60℃, saqlash harorati: -40℃~+80℃

    Nisbiy namlik

    10% ~ 95% RH kondensatsiya yo'q

    Izolyatsiya kuchi

    Ichki xavfsiz tomon va ichki xavfsiz bo'lmagan tomon o'rtasida (≥3000VAC/min); quvvat manbai va ichki xavfsiz bo'lmagan tomon o'rtasida (≥1500VAC/min)

    Izolyatsiya qarshiligi

    ≥100MΩ (kirish/chiqish/quvvat manbai o'rtasida)

    Olchamlari

    Qalinligi 17,5 mm* kengligi 108 mm* balandligi 118 mm

    Elektromagnit moslik

    IEC 61326-1 (GB/T 18268) ga muvofiq, IEC 61326-3-1

    Portlashdan himoyalangan belgi

    [Ex ia Ga] IIC [Ex ia Da] ⅢC

    Funktsional xavfsizlik sertifikati

    IEC 61508 standartlariga muvofiq SIL3

    Sertifikatlash organi

    CQST (Xitoy milliy sifat nazorati va portlashdan himoyalangan elektr mahsulotlari sinov markazi)

    2-3、2-1 terminallari
    5-6、5-4

    Um:250V AC/DC Uo=28V DC Io=93mA
    Po=0.65W Co=0.083μF Lo=4.2mH

    1-3,4-6 terminallari

    Um:250V AC/DC Uo=7.2V DC Io=---
    Po=--- Co=12μF Lo=---

    O'rnatish joyiga qo'yiladigan talablar

    Xavfsiz zonaga o'rnatilgan, uni ulash mumkin
    xavfli hududlarda ichki xavfsizlik vositalari
    0-zona, IIC, 20-zona va IIIC gacha

    MTBF

    ≤100000 soat



    PHD-22TD-2121


    3CATEXCNEXFCCSIL


    Yuklab olish_fayli
    PHD-11TC-33A-23
    Yuklab olish_fayli
    PHD-22TD-2121