Poe wutar lantarki ana samun nasarori ta hanyar cibiyar sadarwar cibiyar sadarwa, kuma cibiyar sadarwar cibiyar sadarwa ta ƙunshi nau'i huɗu (8 masu wayoyi takwas), manyan wayoyi takwas a cikin kebul ɗin cibiyar sadarwa sune Poecanzadon samar da bayanai da watsa watsa wutar lantarki don na'urar karba. A halin yanzu, masu sauyawa na PoE suna ba da wutar lantarki mai dacewa da DC zuwa na'urorin Karshen Karɓar ta hanyar hanyoyin samar da wutar lantarki guda uku: Yanayin A (ƙarshen-SPAN ƙarshen crossover), yanayin B (Mid-Span tsakiyar crossover) da 4-biyu.
Yanayin A PoE yanayin samar da wutar lantarki
Yanayin A yana ƙarewa. A cikin wannan yanayin, maɓallin PoE yana ba da wutar lantarki zuwa na'urar Karshen Karɓar ta hanyar wayoyi 1, 2, 3, da 6, kuma yana watsa bayanai. 1 da 2 ne tabbatacce tashoshi, kuma 3 da 6 ne korau tashoshi.
• Yanayin B PoE yanayin samar da wutar lantarki
Yanayin B shine yanayin tsakiyar-Span. A cikin wannan yanayin, PoEcanzayana ba da wuta ga na'urar karɓa ta hanyar wayoyi 4, 5, 7, da 8. Lokacin da aka yi amfani da 10BASE-T da 100BASE-T Ethernet, 4, 5, 7, 8 Lines za su gudanar da watsa wutar lantarki kawai, ba za su gudanar da watsa bayanai ba, don haka ƙafa huɗu kuma ana kiran su marasa aiki. Inda 4, 5 a matsayin tabbataccen lantarki, 7, 8 a matsayin mummunan lantarki.
• Yanayin samar da wutar lantarki na 4-pair PoE
A cikin wannan yanayin, PoEcanzaza su ba da wutar lantarki ga na'urar da aka karɓa ta duk layi, inda 1, 2, 4, da 5 ke da tasiri mai kyau, kuma 3, 6, 7, da 8 ne mara kyau.
Ya kamata a lura cewa yanayin samar da wutar lantarki na PoE yana ƙaddara ta na'urar samar da wutar lantarki, da kuma PoEcanzakuma ana iya amfani da wutar lantarki ta PoE (injector) azaman na'urar samar da wutar lantarki don aiwatar da wutar lantarki da watsa bayanai don na'urar karba. A matsayin na'urar samar da wutar lantarki, PoEcanzagabaɗaya yana amfani da yanayin A don samar da wutar lantarki. Gabaɗaya, ana amfani da injector na PoE azaman na'ura mai tsaka-tsaki don haɗa madaidaicin PoEcanzada na'urar karba. Yana iya tallafawa yanayin samar da wutar lantarki na PoE kawai a cikin yanayin B.
Nisa na samar da wutar lantarki na PoE: Saboda siginar wutar lantarki da na cibiyar sadarwa suna da sauƙin tasiri ta juriya da ƙarfin aiki lokacin da aka watsa shi akan kebul na cibiyar sadarwa, yana haifar da raguwar siginar ko samar da wutar lantarki mara ƙarfi, nisan watsawa na kebul na cibiyar sadarwa yana iyakance, kuma matsakaicin nisan watsawa zai iya kawai. kai mita 100. Ana samun wutar lantarki ta PoE ta hanyar kebul na cibiyar sadarwa, don haka nisan watsawarsa yana shafar kebul na cibiyar sadarwa, kuma matsakaicin nisan watsawa shine mita 100. Koyaya, idan aka yi amfani da mai haɓaka PoE, za a iya ƙara kewayon samar da wutar lantarki zuwa matsakaicin mita 1219.
Yanayin wutar lantarki na PoE an gabatar da shi a cikin abubuwan da ke sama, amma gacanzajerin samfuran da aka ambata a sama, shahararrun samfuran sadarwa ne a Shenzhen HDV Phoelectron Technology LTD., kamar: Ethernetcanza, Fiber Channelcanza, Ethernet Fiber Channelcanza, da dai sauransu, ana iya amfani da maɓallan da ke sama a cikin yanayi daban-daban, don samar da ƙarin zaɓuɓɓuka don masu amfani da buƙatu daban-daban, maraba da fahimtar juna, za mu samar da mafi kyawun sabis na inganci.
