I-MODBUS RTU ngoku iyahambelana nonxibelelwano lwe-Ethernet
Intshayelelo: Imfuno ye-Ethernet yeShishini kwixesha le-4.0 leShishini
I-Industry 4.0 lixesha lobuchwephesha obufunyenwe ngokusebenzisa iteknoloji yolwazi. Iifektri ezikrelekrele zezinye zeemeko eziphambili zokusetyenziswa kwe-Industry 4.0, zisebenzisa izixhobo ezikrelekrele kunye netekhnoloji yolwazi ukufezekisa ukwenziwa ngokuzenzekelayo, ubukrelekrele, kunye nokuguquguquka kwiinkqubo zemveliso kunye nolawulo. Ukudibanisa izixhobo ezahlukeneyo zemveliso, i-plcii-sensors, izixhobo, iirobhothi zoshishino, izixhobo zoomatshini be-CNC, kunye nezinye izixhobo ngaphakathi kwifektri ekrelekrele ukufezekisa uthungelwano lwezixhobo kunye nokwabelana ngedatha, ngaloo ndlela kufezekiswe umsebenzi wentsebenziswano kunye nolawulo oluphuculweyo, kunceda ukuphucula ukusebenza kakuhle kwemveliso, ukunciphisa iindleko zemveliso, kunye nokuphucula umgangatho wemveliso.
Ungayifumana njani intsebenziswano yemizi-mveliso kwaye wenze i-MODBUS RTU ikwazi ukunxibelelana ngeechweba zenethiwekhi?
Yintoni iModbus RTU?
I-Modbus RTU yiprotocol yonxibelelwano olulandelelanayo esetyenziselwa ukuqhagamshela izixhobo ze-elektroniki zoshishino ezifana nabalawuli be-logic abanokucwangciswa (ii-PLC), ii-sensors, ii-actuators, njl. Le protocol ichaza isakhiwo semiyalezo esivumela unxibelelwano phakathi kwezi zixhobo ukufezekisa ukuhanjiswa kwedatha kunye nokusebenza kwemiyalelo yolawulo. Iimpawu eziphambili zeprotocol ye-Modbus RTU ziquka:
·Unxibelelwano olulandelelanayo: Lusebenzisa indlela yonxibelelwano olulandelelanayo kwaye lufanelekile kunxibelelwano phakathi kwezixhobo ngokusebenzisa unxibelelwano olubonakalayo olufana ne-RS-232, i-RS-485, njl.
·Imo yekhoboka eliyiNtloko: Unxibelelwano lusekelwe kuyilo lwekhoboka eliyiNtloko, apho esinye isixhobo sisebenza njengenkosi kwaye sinoxanduva lokuqalisa izicelo zonxibelelwano, ngelixa ezinye izixhobo zisebenza njengekhoboka kwaye ziphendula kwizicelo zenkosi.
·Ulwakhiwo lomyalezo: luchaza ulwakhiwo lomyalezo, kubandakanya idilesi yesixhobo, ikhowudi yomsebenzi, idatha, kunye nokujonga iimpazamo, ukuqinisekisa ukuhanjiswa kunye nokucutshungulwa kolwazi ngokuchanekileyo.
·Ukuhambelana okubanzi: Iprotokholi yeModbus RTU isetyenziswa kakhulu kwiinkqubo ezahlukeneyo ze-automation yemizi-mveliso ngenxa yokuvuleka kwayo kunye nokulula kokusetyenziswa kwayo.
Umahluko phakathi kweModbus RTU kunye neModbus TCP
I-Modbus RTU kunye ne-Modbus TCP ziindlela ezimbini ezahlukeneyo zonxibelelwano, kunye nomahluko kwisantya sokudlulisa idatha, iindlela zokudlulisa idatha, kunye neemeko ezifanelekileyo. I-Modbus RTU ifanelekile ngakumbi ekudlulisweni kwedatha phakathi kwezixhobo ezikude, ngelixa i-Modbus TCP ifanelekile ngakumbi ekudlulisweni kwedatha ngexesha langempela phakathi kwezixhobo.
Ukuzenzekelayo kwemizi-mveliso
Ngophuhliso oluqhubekayo lwe-automation yemizi-mveliso, i-Modbus RTU isetyenziswa kakhulu kwizixhobo ezahlukeneyo ze-automation yemizi-mveliso, ezifana ne-PLC, ii-sensors, njl. Nge-Modbus RTU, sinokufikelela esweni nasekulawuleni okukude, siphucule ukusebenza kakuhle kwemveliso.
I-intanethi yezinto
Uphuhliso lwetekhnoloji ye-IoT lukwabonelele ngeemeko ezininzi zokusetyenziswa kweModbus RTU. Ngokuqhagamshela izixhobo ezahlukeneyo kwinethiwekhi, sinokufikelela ekubekeni esweni nasekulawuleni izixhobo kude, siphucule inqanaba lazo lobukrelekrele.
Ezinye iintsimi
Ukongeza kwi-automation yemizi-mveliso kunye ne-Intanethi yezinto, i-Modbus RTU ingasetyenziswa nakwezinye iinkalo ezifana nezixeko ezikrelekrele, uthutho olukrelekrele, amakhaya akrelekrele, njl.
Ngaba iMODBUS RTU ingakwazi ukunxibelelana ngeeports ze-Ethernet?
Ukuzenzekelayo kwemizi-mveliso
Kukho izixhobo ezahlukeneyo ezivuthiweyo kwimarike ezinokuguqula i-MODBUS RTU (serial port) ibe yi-MODBUS TCP (Ethernet interface) yonxibelelwano, ezibizwa ngokuba zii-protocol converters, ii-gateways, okanye ii-serial servers. Nazi ezinye zeentlobo zemveliso eziqhelekileyo:
1. Isango leModbus Protocol: La masango axhasa iiprotokholi ezininzi zeModbus, kuquka iModbus TCP/RTU/ASCII, kwaye anamandla okuguqula iiprotokholi.
2. I-Protocol Converter: Olu hlobo lwesixhobo lunokuguqula i-MODBUS RTU protocol ibe yi-MODBUS TCP/IP protocol, nto leyo evumela ukuhanjiswa kwedatha nge-Ethernet.
3. Iseva ye-serial port: Iseva ye-serial port sisixhobo esinokuguqula unxibelelwano lwe-serial lube lunxibelelwano lwenethiwekhi, sivumela izixhobo ze-MODBUS RTU ukuba zinxibelelane ngenethiwekhi.
4. I-Interface Converter: Ezinye ii-interface converters ziyakwazi ukuguqula phakathi kwe-Modbus RTU kunye ne-Modbus TCP.
5. Isango le-IoT yoShishino: Ezi zixhobo azixhasi nje kuphela ukuguqulwa kweprotocol, kodwa zikwabonelela ngemisebenzi eyongezelelweyo ye-IoT, efana nokuqokelelwa kwedatha, ukubalwa komda kunye noqhagamshelo lwamafu. Isisombululo esisekelwe kwiqonga lolawulo lwekhowudi ephantsi elikhankanyiweyo kulo singenza lula inkqubo yophuhliso, sinciphise iindleko, kwaye siphucule ukusebenza kakuhle kophuhliso.
Umzobo woNxibelelwano
Ukuze kufezekiswe unxibelelwano lweModbus RTU ngeeports ze-Ethernet, kufuneka i-serial to Ethernet converter.
Kulo mzobo, isixhobo esidibeneyo siqhagamshelwe kwi-converter nge-interface ye-RS-485. I-converter iguqula iipakethi ze-protocol ze-Modbus RTU zibe yifomathi ye-Modbus TCP/IP kwaye izithumele kwinethiwekhi nge-Ethernet. Emva kokufumana idatha, isixhobo esamkelayo senza imisebenzi okanye iimpendulo ezifanayo.
Isiphelo
I-Modbus RTU ineengenelo ezininzi zokusasaza okukude, kubandakanya nexabiso eliphantsi, ukusebenza kakuhle kokusasaza, kunye nokukwazi okunamandla okulwa nokuphazamiseka. Kwixesha elizayo, ngophuhliso oluqhubekayo lwetekhnoloji efana ne-Intanethi yezinto kunye nekhowudi ephantsi, indibaniselwano yezibuko ze-Modbus RTU kunye ne-Ethernet iya kusetyenziswa kakhulu, inika inkxaso enamandla kwi-automation yemizi-mveliso kunye nobukrelekrele.
Kwixesha elizayo, kuya kubakho izixhobo ze-IoT ezininzi nangakumbi, kwaye ukuhanjiswa kwedatha kuya kuba yingxaki ebalulekileyo kwizicelo ze-IoT. Ngokudibanisa iModbus RTU kunye neeports ze-Ethernet, ukuhanjiswa kwedatha kwezixhobo ezahlukeneyo ze-IoT kunokufezekiswa, kuhlangatyezwane neemfuno zokudluliselwa kwedatha kwiimeko ezahlukeneyo. Okwangoku, ngophuhliso lwekhowudi ephantsi kunye nezinye iitekhnoloji, ukuhanjiswa kwedatha kuya kuba lula, kukhawuleze, kwaye kusebenze ngakumbi. Ke ngoko, ukudibana kweports zeModbus RTU kunye ne-Ethernet kuya kudlala indima ebalulekileyo kwizicelo ze-IoT zexesha elizayo kwaye kube nethuba elibanzi lokusetyenziswa.