Oписание:
ID: 185826106
Бренд:
D-Link
Нет данных
Naznachenie:Dvunapravlennye SFP-transivery DEM-220T/220R* Fast Ethernet dlya opticheskogo kabelya – eto vneshnie transivery, razrabotannye dlya ustanovki v porty SFP (Small Form-Factor Pluggable) setevyh ustroystv s cel'yu priema i peredachi dannyh po optovoloknu. Transiveryvypolneny v kompaktnom korpuse i obespechivayut interfeys 100Base-BX dlya vysokoskorostnoy, nadezhnoy peredachi dannyh na dal'nie rasstoyaniya i gibkosti, kotorye neobhodimy v sovremennyh optovolokonnyh setyah.Transivery DEM-220T/220R podderzhivayutsya kommutatorami sleduyuschih modeley: DES-1228, DES-1252, DGS-3612G.Osobennosti:Ideal'noe reshenie dlya primeneniya na dal'nie rasstoyaniyaTransivery DEM-220T/220R mogut ispol'zovat'sya dlya ustanovki svyazi mezhdu kommutatorami, serverami i opticheskimi modulyami v setyah provayderov ili setyah MAN (Metropolitan Area Network). Osuschestvlyaya peredachu dannyh po optovoloknu na rasstoyanii do 20 km, eti transivery obespechivayut rabotu s minimal'nym iskazheniem signala i bez poteri proizvoditel'nosti na protyazhennyh opticheskih kanalah svyazi.Nadezhnaya peredacha dannyhTransivery DEM-220T/220R obespechivayut priem i peredachu signalov po odnomu optovoloknu, ispol'zuya dve dliny volny. Eti transivery ispol'zuyutsya v pare. DEM-220T ispol'zuet dlinu volny 1550nm dlya peredachi dannyh i 1310nm – dlya priema. DEM-220R naoborot ispol'zuet dlinu volny 1310nm dlya peredachi dannyh i 1550nm – dlya priema.Sootvetstvie standartamTransivery DEM-220T/220R ispol'zuyut standartnyy simpleksnyy raz'em dlya podklyucheniya po optovoloknu. Transivery sootvetstvuyut standartam otrasli i obespechivayut vzaimodeystvie s opredelennymi modelyami kommutatorov D-Link. Podderzhka zameny v goryachem rezhime pozvolyaet setevym administratoram podklyuchat' ili otklyuchat' SFP-transivery, ne otklyuchaya pitaniya samogo ustroystva.Prochnyy korpusKazhdyy transiver pomeschen v prochnyy metallicheskiy korpus SFP (Small Form Pluggable), chto pozvolyaet povysit' dolgovechnost' ustroystva.
Ключевые слова:
данных, трансиверы, передачи, оптоволокну, обеспечивают, приема, волны, сетях, дальние, 1550нм, длину, использует---