Cummins Kata 500 KTA50 KTA50 na dizalik na smersor 080416

A takaice bayanin:

Oe:080416 3408511 307292 3408519

Wurin Asali::Zhejiang, China

Sunan alama::Fyling biull

Nau'in::Fir firanti

Aika imel zuwa gare mu

Cikakken Bayani

Tags samfurin

Ƙarin bayanai

Nau'in talla:Samfurin Hotunin 2019

Wurin Asali:Zhejiang, China

Sunan alama:Tashi sa

Garantin:1 shekara

Nau'in:Sister na matsin lamba

Ingancin:Babban inganci

Bayan sabis na tallace-tallace sun bayar:Tallafin kan layi

Shirya:Tsaka tsaki

Lokacin isarwa:5-15 days

Gabatarwar Samfurin

Menene RS-485 ke dubawa? Menene halayenta idan aka kwatanta da Rs-232-C na dubawa? Saboda farkon bayyanar na RS-232-C Murmushi, akwai da babu makawa wasu kasawa, wanda yake da sauki tare da zagaye na TTL, ya zama dole a yi amfani da da'irar TTL don haɗawa da da'irar TTL. (2) Matsakaicin watsa ya ragu. A cikin watsa asynchronous, darajar baud shine 20kbps. (3) Mai dubawa yana amfani da layin sigina da layin dawowa don samar da hanyar watsawa gama gari. Wannan watsawa gama gari shine a iya yiwuwa ga tsangwomar yanayi gama gari, don haka ƙarfin hakar hayaniya mai rauni ne. (4) nesa ba iyaka yana da iyaka. Matsakaicin ƙimar matsakaicin nesa shine ƙafa 50, amma ana iya amfani dashi kusan mita 50. Ganin kasawar RS-232-C, wasu sabbin ka'idojin da ke dubawa sun fito, da RS-485 ɗayansu ne. Yana da halaye masu zuwa: 1. Halayen lantarki na Rs-485: dabaru "1" yana wakiltar bambancin ƙarfin lantarki tsakanin layi biyu kamar + (2-6) v; Alamar "0" ta wakilci Bambancin wutar lantarki tsakanin layin guda biyu. 2. Mafi girman watsa bayanan bayanan watsa bayanai na Rs-485 shine 10 MB PS3. Kungiyoyin da aka haɗa Rs-485 haɗin kai ne na daidaita direba da mai karɓa, wanda ke inganta ikon kutse da yanayin canjin yanayi na gama gari, wato, ikon tsangwama yana da kyau. 4. Matsakaicin darajar mafi girman nesa na Rs-485 Interface shine ƙafa 4,000 ƙafa, wanda zai iya kaiwa mita 3,000. Bugu da kari, ana ba da izinin dubawa kawai don haɗa mai sauyawa akan motar, wato, ƙarfin tashar kuɗi. RS-485 dubawa yana ba da damar haɗin har zuwa 128 masu sauyawa a cikin bas. Wato, yana da ikon Multi-Station, saboda masu amfani zasu iya samun sauƙin haɗa kayan aikin ta amfani da guda RS-485 dubawa. RS-485 dubawa shine fifikon siginar ta zama mai kayatarwa saboda kyakkyawan tsangwancinta na anti-amo, nesa mai nisa da ƙarfin tashar. Saboda cibiyar sadarwa rabin-Duplex wanda ya ƙunshi musayar Rs485 kawai yana buƙatar wayoyi biyu kawai, RS485 yana musayar abubuwa biyu daukakkun watsawa. Ana amfani da hoton 9-9 don haɗin mai dubawa na Rs485, an yi amfani da DB-9 (An yi amfani da DB-9 (An yi amfani da DB-9 (An yi amfani da DB-9 (An yi amfani da DB-9 (An yi amfani da DB-9 (An yi amfani da DB-9 (An yi amfani da DB-9 (An yi amfani da DB-9 (An yi amfani da DB-9 (An yi amfani da DB-9 (fil) don maɓallin keyboards Rs485.