Allen-Bradley 1771-IR RTD kirish moduli uchun olingan texnik xususiyatlar:
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Modulning joylashuvi: 1771 I/U shassisi
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Sensor turi :
- 100 ohm platina (alfa = 0,00385)
- 10 ohm mis (alfa = 0,00385)
- Boshqa turlardan tegishli sozlamalar bilan foydalanish mumkin
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O'lchov birliklari :
- °C da harorat
- °F da harorat
- Ohmdagi RTD qarshiligi (10 milliohm yoki 30 milliohm o'lchamlari)
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Harorat oralig'i :
- Platina: -200 dan +870 ° C gacha (-328 dan 1598 ° F gacha)
- Mis: -200 dan +260 ° C gacha (-328 dan 500 ° F gacha)
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Qarshilik diapazoni: 1,00 dan 600,00 ohmgacha
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Ruxsat :
- Platina: 0,1°C (0,1°F)
- Mis: 0,3°C (0,5°F)
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Sensor qo'zg'alishi: modul tomonidan ta'minlangan 1mA doimiy oqim manbai
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Umumiy rejimni rad etish: 120dB @ 60Hz dan 1000V gacha
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Umumiy rejim empedansi: 10 megohmdan kattaroq
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Oddiy rejimni rad etish: 100dB @ 60Hz
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Kirishni haddan tashqari kuchlanishdan himoya qilish: 120V RMS uzluksiz
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Ochiq RTD javob vaqti:
- Ochiq qo'zg'alish (terminal A) haddan tashqari diapazonga: <0,5 sek
- Umumiy (terminal C) pastki diapazonga oching: <0,5 sek
- Ochiq his (terminal B): yuqorini aniqlaydi
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Skanerlash vaqti: 8 kanal uchun 50ms
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Izolyatsiya kuchlanishi: UL standarti 508 va CSA standarti C22.2 №142 talablariga javob beradi yoki undan oshadi
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Orqa paneldagi oqim: 5V da 950mA
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Quvvat sarfi: 4,75 Vt maksimal
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Issiqlik tarqalishi: 16,2 BTU/soat
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Atrof-muhit sharoitlari:
- Ishlash harorati: 0 - 60 ° C (32 - 140 ° F)
- O'zgarish tezligi: daqiqada 10 ° C dan yuqori tez o'zgarishlar o'zgarishlar davrida ishlashni vaqtincha yomonlashtirishi mumkin
- Saqlash harorati: -40 dan 85 ° C gacha (-40 dan 185 ° F gacha)
- Nisbiy namlik: 5 dan 95% gacha kondensatsiz
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Harorat koeffitsienti: to'liq o'lchov diapazonining 4,50ppm/°C
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Keying: 10 dan 12 gacha; 28 dan 30 gacha
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Dala o'tkazgich qo'li Cat No.: 1771-WF
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O'tkazgich vintining momenti: 7-9 dyuym-funt
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