Allen-Bradley 1756-OB16EK ControlLogix raqamli chiqish moduli
Allen-Bradley 1756-OB16EK, shuningdek 1756-OB16EK raqamli chiqish moduli sifatida kataloglangan bo‘lib, ControlLogix tizimlari uchun elektron sug‘urtalangan 16 ta DC chiqish nuqtasini taqdim etadi hamda sanoat avtomatlashtirishida deterministik ulash va zaxiralashni qo‘llab-quvvatlaydi.
Texnik xususiyatlar
Parametr
Spetsifikatsiya
Model
1756-OB16EK
Brend
Allen-Bradley
Kelib chiqishi
AQSh
Og‘irlik
Ko‘rsatilmagan
O‘lchamlar
Standart ControlLogix slot kengligi
Ishlash harorati
0 dan 60 deg C gacha
Saqlash harorati
-40 dan +85 deg C gacha
Quvvat sarfi
Orqa plata uchun 1.32 W, maksimal tarqalish 4.1 W
Kuchlanish toifasi
12/24 VDC manbai
Ishlash diapazoni
10 dan 31.2 VDC gacha
Chiqishlar
16 nuqta, sug‘urtalangan (har bir guruhda 8 nuqta)
24 VDC da 10 ms davomida 2 A, har 2 soniyada takrorlanadi
Yuklama toki
Har bir nuqta uchun min. 3 mA
O‘chirilgan holatdagi sizib chiqish toki
Har bir nuqta uchun maks. 1 mA
Yoqilgan holatdagi kuchlanish pasayishi
Maks. 1 A da 400 mV DC
Izolyatsiya kuchlanishi
Uzluksiz 250 V, chiqishlardan orqa platagacha, guruhdan guruhgacha
Sug‘urtalash
Elektron, har bir guruh uchun
Klemnik
1756-TBNH / 1756-TBSH
Korpus turi
Ochiq turdagi, IP30 ga teng
Harorat kodi
T4
Orqa plata shinasi aloqasi va I/O zichligini kengaytirish
1756-OB16EK ControlLogix orqa platasiga 5.1 VDC da 250 mA iste’mol bilan integratsiyalanadi va deterministik shina aloqasini qo‘llab-quvvatlaydi. Uning 16 ta sug‘urtalangan chiqishi racklar bo‘ylab I/O zichligini kengaytirish imkonini beradi, sinxronlash esa Muvofiqlashtirilgan tizim vaqtiga (≤16.7 s) bog‘langan. Har bir guruh uchun elektron sug‘urtalash nosozliklarni oldindan bashorat qilinadigan tarzda izolyatsiyalashni ta’minlaydi, dasturiy ta’minot orqali sozlanadigan kalitlash esa modulni xavfsiz identifikatsiyalashni ta’minlaydi.
Ko‘p so‘raladigan savollar
S: Nosozlik holatida chiqishlar bilan nima sodir bo‘ladi? J: Nosozlik rejimida har bir nuqta oxirgi holatni saqlash, Yoqilgan yoki O‘chirilgan (standart O‘chirilgan) holatiga sozlanishi mumkin.
S: Modul alohida chiqishlar o‘rtasida izolyatsiyani ta’minlaydimi? J: Yo‘q, izolyatsiya alohida chiqishlar o‘rtasida emas, guruhlar va orqa plata o‘rtasida ta’minlanadi.
S: Qaysi olinadigan klemniklar qo‘llab-quvvatlanadi? J: Modul foydalanuvchi belgilaydigan mexanik kalitlashga ega 1756-TBNH va 1756-TBSH klemniklarini qo‘llab-quvvatlaydi.
Joyida o‘rnatish bo‘yicha ko‘rsatmalar
Modulni ControlLogix shassisining havo oqimi yetarli bo‘lgan slotlariga o‘rnating.
Sim ulash uchun 1756-TBNH yoki 1756-TBSH klemniklaridan foydalaning.
Diskret DC signallari uchun 1-toifa sim ulash talablariga muvofiqlikni ta’minlang.
Ishlash vaqtida atrof-muhit haroratini 0 va 60 deg C oralig‘ida saqlang.
Induksiyalangan shovqinni kamaytirish uchun yuqori tokli o‘tkazgichlarni alohida yo‘naltiring.
Ishga tushirishdan oldin elektron kalitlash konfiguratsiyasini tekshiring.
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