1. Takaitaccen gabatarwar relays
A gudun ba da sandawani nena'urar sarrafa wutar lantarkiwanda ke yin canjin matakin da aka ƙaddara a cikin adadin sarrafawa a cikin da'irar fitarwa ta lantarki lokacin da aka canza yawan shigarwar (yawan tashin hankali) don saduwa da ƙayyadaddun buƙatun.Yana da alaƙa mai mu'amala tsakanin tsarin sarrafawa (wanda ake kira da'irorin shigarwa) da tsarin sarrafawa (wanda ake kira da'ira fitarwa).Yawancin lokaci ana amfani da shi a cikin da'irori masu sarrafawa ta atomatik, ainihin "maɓallin atomatik" ne wanda ke amfani da ƙaramin halin yanzu don sarrafa aikin babban halin yanzu.Sabili da haka, yana taka rawar ƙa'ida ta atomatik, kariyar aminci da da'irar juyawa a cikin kewaye.
2. Babban rawar relays
Relay wani nau'in sauyawa ne ta atomatik tare da aikin keɓewa, lokacin da canjin tashin hankali a cikin da'irar shigarwar ya kai ƙayyadaddun ƙima, zai iya yin da'irar fitarwa na ikon sarrafawa zuwa canjin mataki da aka ƙayyade a cikin na'urar sarrafa kewayawa ta atomatik.Yana da tsarin ji don amsawa ga tashin hankali na waje (lantarki ko mara wutar lantarki), mai kunnawa don sarrafa "kunna" da "kashe" na da'irar sarrafawa, da tsarin kwatanta matsakaici don kwatanta, yin hukunci da canza girman girman tashin hankali.Ana amfani da relays ko'ina a cikin nesa, telemetry, sadarwa, sarrafawa ta atomatik, injiniyoyi, da fasahar sararin samaniya don sarrafawa, kariya, tsarawa, da watsa bayanai.
Relays gabaɗaya suna da injin shigar (bangaren shigarwa) wanda ke nuna wasu masu canjin shigarwa (kamar halin yanzu, ƙarfin lantarki, ƙarfi, impedance, mita, zazzabi, matsa lamba, gudu, haske, da sauransu);wani actuator (bangaren fitarwa) wanda ke sarrafa da'irar sarrafawa "kunna" da "kashe";da tsarin tsaka-tsaki (ɓangaren tuƙi) wanda ke haɗa ma'aurata tare da keɓance adadin shigarwar, sarrafa aikin kuma yana tafiyar da ɓangaren fitarwa tsakanin sassan shigarwa da fitarwa.Tsakanin sassan shigarwa da fitarwa na relay, akwai hanyar tsaka-tsaki (ɓangaren tuƙi) wanda ke haɗa ma'aurata da keɓance shigarwar, sarrafa aikin kuma yana fitar da fitarwa.
A matsayin abin sarrafawa, gudun ba da sanda yana da ayyuka da yawa.
(1) Fadada kewayon sarrafawa: Misali, siginar sarrafa lamba da yawa har zuwa takamaiman ƙima za'a iya canzawa, buɗewa da kunna da'irori da yawa a lokaci guda bisa ga nau'ikan ƙungiyoyin tuntuɓar daban-daban.
(2) Amplification: Misali, m relays, matsakaici relays, da dai sauransu, tare da ƙaramin adadin sarrafawa, za ku iya sarrafa da'ira mai ƙarfi sosai.
(3) Haɗe-haɗen sigina: Misali, lokacin da aka ciyar da siginonin sarrafawa da yawa a cikin iskar iska mai yawa a cikin sigar da aka tsara, ana kwatanta su kuma an haɗa su don cimma ƙayyadaddun tasirin sarrafawa.
(4) Na atomatik, kula da nesa, saka idanu: Misali, relays akan na'urorin atomatik, tare da sauran na'urorin lantarki, na iya ƙirƙirar layukan sarrafawa da aka tsara, ta haka yana ba da damar aiki ta atomatik.
Lokacin aikawa: Juni-10-2021
