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MODBUS RTU ezali sikoyo compatible na communication Ethernet
Sango ya Industrie

MODBUS RTU ezali sikoyo compatible na communication Ethernet

Mokolo ya 2024-07-12

Maloba ya ebandeli: Bosenga ya Ethernet industriel na époque ya Industrie 4.0

Industrie 4.0 ezali époque ya intelligence oyo ezuami na nzela ya application ya technologie ya information. Ba usines ya mayele ezali moko ya ba scénarios ya application ya minene ya Industrie 4.0, kosalelaka ba appareils intelligents mpe technologie ya information mpo na kozua automation, intelligence, mpe flexibilité na ba processus ya production mpe ya gestion. Kokangisa bisaleli ndenge na ndenge ya kobimisa biloko, . plcs, ba capteurs, ba instruments, ba robots industriels, ba machines outils CNC, na ba appareils misusu na kati ya usine intelligente pona kozua réseau ya ba appareils pe partage ya ba données, na yango kozua mosala ya collaboration pe gestion optimisée, esalisaka pona ko améliorer efficacité ya production, ko réduire ba coûts ya production, pe ko améliorer qualité ya produit.

Ndenge nini kozua interconnexion industriel pe ko permettre MODBUS RTU e communiquer na nzela ya ba ports ya réseau?


Modbus RTU ezali nini ?

Modbus RTU ezali protocole ya communication sérieuse oyo esalelamaka pona ko connecter ba appareils électroniques industriels lokola ba contrôleurs logique programmable (PLC), ba capteurs, ba actionneurs, etc. Protocole oyo e définir structure ya message oyo epesaka communication entre ba appareils wana nzela ya kozua transmission ya ba données pe ko contrôler exécution ya instruction. Makambo ya minene ya protocole Modbus RTU ezali:


· .Communication sérieuse : Ezali adopter méthode ya communication sérieuse mpe ebongi mpo na communication entre ba appareils na nzela ya ba connexions physiques lokola RS-232, RS-485, etc.

· .Mode esclave maître : Communication esalemi na architecture maître-esclave, esika appareil moko esalaka lokola maître mpe ezali na mokumba ya kobanda ba demandes ya communication, alors que ba appareils misusu esalaka lokola esclave mpe eyanolaka na ba demandes ya maître. ‌

· .Bokeli ya nsango : elimboli ndenge ya nsango, bakisa adresse ya dispositif, code ya fonction, ba données, mpe vérification ya erreur, mpo na ko assurer transmission mpe traitement ya information ya malamu. ‌

· .Compatibilité ya monene : Protocole ya Modbus RTU esalelamaka mingi na ba systèmes ya automatisation industrielle ndenge na ndenge mpo na bofungwami na yango mpe pete ya kosalela yango.


Bokeseni kati na Modbus RTU mpe Modbus TCP

Modbus RTU na Modbus TCP ezali ba méthodes mibale ya communication ekeseni, na bokeseni na vitesse ya transmission ya ba données, ba méthodes ya transmission ya ba données, pe ba scénarios oyo ekoki kosalelama. Modbus RTU ebongi mingi mpo na botindiki ba données kati ya ba dispositifs ya mosika, nzokande Modbus TCP ebongi mingi mpo na botindiki ba données na tango ya solo kati ya ba dispositif


Ba domaines ya application ya Modbus RTU


Elilingi 19jm


Automatisation industrielle


Na développement continu ya automation industrielle, Modbus RTU esalelamaka mingi na ba équipements ya automation industrielle ndenge na ndenge, lokola PLC, capteurs, etc. Na nzela ya Modbus RTU, tokoki kozua suivi et contrôle à distance, améliorant efficacité ya production.


Internet ya Makambo


Bokeli ya tekiniki ya IoT epesi mpe ba scénarios ya bosaleli mingi mpo na Modbus RTU. Na ko connecter ba appareils ndenge na ndenge na réseau, tokoki kozua suivi na contrôle à distance ya ba appareils, ko améliorer niveau ya intelligence na bango.


Bitando mosusu

En plus ya automation industrielle na Internet ya biloko, Modbus RTU ekoki pe kosalelama na ba domaines misusu lokola ba villes intelligentes, transport intelligent, ba maisons intelligentes, etc.


MODBUS RTU ekoki pe ko communiquer na nzela ya ba ports Ethernet?


Te Intrinsèquement Sécurité Ba Modules IO isolé (2)t1c


Automatisation industrielle


Ezali na ba dispositifs matures ndenge na ndenge na marché oyo ekoki ko convertir MODBUS RTU (port sérieux) na MODBUS TCP (interface Ethernet) pona communication, oyo babengaka mingi ba convertisseurs ya protocole, ba portes, to ba serveurs sérieux. Talá mwa mitindo ya biloko oyo bato mingi basalelaka:

 

1. Porte ya Protocole Modbus : Ba porte oyo esimbaka ba protocoles ya Modbus ebele, na kati na yango Modbus TCP/RTU/ASCII, mpe ezali na makoki ya mbongwana ya protocole.


2. Mobongoli ya protocole : Lolenge oyo ya dispositif ekoki kobongola protocole MODBUS RTU na protocole MODBUS TCP/IP, ko permettre transmission ya ba données na nzela ya Ethernet.


3. Serveur ya port sérieux : Serveur ya port sérieux ezali dispositif oyo ekoki kobongola communication sérieux na communication ya réseau, kopesa nzela na ba dispositifs MODBUS RTU ko communiquer na nzela ya réseau.


4. Convertisseur ya interface : Ba convertisseurs mosusu ya interface ezali capable ya ko convertir entre Modbus RTU na Modbus TCP.

5. Porte industrielle ya IoT : Ba appareils oyo esimbaka kaka te conversion ya protocole, kasi epesaka pe ba fonctions ya IoT ya kobakisa, lokola collecte ya ba données, informatique ya bord na connexion cloud. Solution oyo esalemi na plateforme ya gestion ya code ya se oyo elobelami na ekoki ko simplifier processus ya développement, kokitisa ba coûts, pe kobongisa efficacité ya développement.


Diagramme ya communication


Pona kozua communication ya Modbus RTU na nzela ya ba ports Ethernet, mbala mingi esengeli convertisseur sérieux na Ethernet.


Elilingi 30mv

Na diagramme oyo, dispositif sérieux ekangami na convertisseur na nzela ya interface RS-485. Convertisseur ebongoli ba paquets ya protocole Modbus RTU na format Modbus TCP/IP mpe etindi yango na réseau na nzela ya Ethernet. Nsima ya kozwa ba données, dispositif oyo eyambaka esalaka ba opérations to ba réponses correspondantes.



Epilogue ya lisolo

Modbus RTU ezali na matomba mingi mpo na transmission à distance, na kati na yango talo moke, efficacité ya transmission ya likolo, mpe makoki makasi ya anti-interférence. Na mikolo ekoya, na bokoli ya seko ya ba technologies lokola Internet ya biloko mpe code ya nse, kosangisa ba ports Modbus RTU na Ethernet ekosalelama mingi, kopesa lisungi makasi mpo na automation industrielle mpe mayele.


Na mikolo ekoya, ekozala na ba appareils IoT mingi, mpe transmission ya ba données ekokoma likambo ya motuya pona ba applications ya IoT. Na kosangisaka Modbus RTU na ba ports Ethernet, transmission ya ba données ya ba appareils IoT ndenge na ndenge ekoki kosalema, kokokisa ba besoins ya transmission ya ba données ya ba scénarios différents. Pendant ce temps, na développement ya ba codes ya se mpe ba technologies misusu, transmission ya ba données ekokoma pete, mbangu, mpe efficace. Na yango, kosangisa ba ports Modbus RTU na Ethernet ekosala rôle ya motuya na ba applications IoT oyo ekoya mpe ekozala na perspective ya application ya large