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Modbus firikwensin data tattara
Modbus firikwensin data tattara
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Modbus firikwensin data tattara



Modbus, wanda Modicon (wanda yanzu alama ce ta Schneider Electric) ya ƙirƙira a 1979, shine yarjejeniyar bas ta farko a duniya don amfani da ita a filin masana'antu.


Cibiyar sadarwa ta ModBus tsarin sadarwa ne na masana'antu wanda aka ƙirƙira ta hanyar masu sarrafawa masu tsarawa tare da tashoshin wayo da kwamfutoci da aka haɗa ta hanyar layin jama'a ko layin musamman na gida. Tsarin tsarinsa ya haɗa da hardware da software. Ana iya amfani da shi ga daban-daban data tattara da kuma tsari sa ido.


Cibiyar sadarwar ModBus tana da ɗaya kawai, duk sadarwar ta hanyar shi. Cibiyar sadarwa na iya tallafawa masu sarrafawa masu nesa 247, amma adadin na'urorin da ake tallafawa ya dogara da na'urorin sadarwa da aka yi amfani da su. Tare da wannan tsarin, kowane PC na iya musayar bayanai tare da cibiyar ba tare da tasirin PC na gudanar da ayyukan sarrafawa ba.


1. Yarjejeniyar Modbus:

Don inganta da inganta aikace-aikacen rarraba Modbus a kan Ethernet, a halin yanzu Schneider ya canja wurin mallakar yarjejeniyar Modbus zuwa ƙungiyar IDA (Interface for Distributed Automation) kuma ya kafa ƙungiyar Modbus-IDA don kafa tushen ci gaban Modbus a nan gaba. A kasar Sin, Modbus ya zama misali na kasa GB / T19582-2008. Dangane da ƙididdiga marasa cikakke: Ya zuwa 2007, yawan shigarwar nodes na Modbus ya wuce miliyan 10.


Yarjejeniyar Modbus harshe ne na yau da kullun da aka yi amfani da shi a kan masu sarrafa lantarki. Ta hanyar wannan yarjejeniya, masu sarrafawa za su iya sadarwa tsakanin juna da kuma masu sarrafawa ta hanyar cibiyoyin sadarwa (misali Ethernet) da sauran na'urori. Ya zama misali na masana'antu. Tare da shi, kayan aikin sarrafawa na masana'antu daban-daban za a iya haɗa su zuwa cibiyoyin sadarwa na masana'antu don sa ido na tsakiya. Wannan yarjejeniyar ta bayyana tsarin saƙo da mai sarrafawa zai iya ganewa da ake amfani da shi, ba tare da la'akari da cibiyar sadarwar da suke sadarwa ta hanyar ba. Yana bayyana tsarin da mai sarrafawa ke neman damar samun damar wasu na'urori, yadda za a amsa buƙatu daga wasu na'urori, da kuma yadda za a gano kuskure da kuma rubuta su. Yana tsara tsarin yankin saƙo da tsarin jama'a na abun ciki.


Lokacin sadarwa a kan cibiyar sadarwar Modbus guda ɗaya, wannan yarjejeniya ta yanke shawara game da adireshin na'urorin da kowane mai sarrafawa ke buƙatar sani, gano saƙonnin da aka aika ta adireshin, da yanke shawara game da irin ayyukan da za a samar. Idan an buƙaci amsa, mai sarrafawa zai samar da bayanan bayanai kuma ya aika tare da yarjejeniyar Modbus. A kan wasu cibiyoyin sadarwa, saƙonni da ke ƙunshe da yarjejeniyar Modbus suna canzawa zuwa tsarin tsari ko kunshin da aka yi amfani da shi a kan wannan cibiyar sadarwa. Wannan canji kuma fadada hanyoyin ganowa bisa ga takamaiman adireshin hanyar sadarwa, hanyoyin hanya, da kuma kuskure.


Wannan yarjejeniya yana goyon bayan gargajiya RS-232, RS-422, RS-485 da na'urorin Ethernet. Yawancin kayan aikin masana'antu, gami da PLC, DCS, masu ma'auni masu hankali, da sauransu, suna amfani da yarjejeniyar Modbus a matsayin misali na sadarwa tsakanin su.


2. Modbus data tattara:

Taichen bidiyo sa ido dandamali, cikakken aiwatar da Modbus data tattara ka'idodin, da kuma goyon bayan kasa muhalli gano HJ-212 sadarwa ka'idodin, cimma data tattara siginar ainihin lokaci daidaitawa rahoto.

Taichen video sa ido dandamali, a cikin wannan data tattara tsari, iya goyon bayan daruruwan Modbus data tattara kayan aiki a lokaci guda, aiwatar da data tattara sarrafawa.

Taichen bidiyo sa ido dandamali, ga Modbus bayanan tattara bayanai na tsakiya ajiya, aiwatar da bayanan da aka tattara bincike a cibiyar sa ido, samar da bayanan kididdiga masu mahimmanci ga masu yanke shawara.


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