Siemens PLC Product Overview

Isishwankathelo se-Siemens PLC Series Products
Njengenkokeli kwintsimi ye-automation, i-Siemens yonwabela udumo oluphezulu kwihlabathi jikelele ngenxa yeemveliso zayo ze-programmable logic controller (PLC). Njengenxalenye engundoqo yeenkqubo zokuzisebenzela kwimizi-mveliso, i-PLC yenza imisebenzi ebalulekileyo yokulawula, ukubeka iliso kunye nokusetyenzwa kwedatha. Ngokusebenza kwayo okuphezulu, ukuthembeka okuphezulu kunye noluhlu olubanzi lweemeko zesicelo, uchungechunge lwe-Siemens PLC lube lukhetho lokuqala kwiiprojekthi ezininzi ezizenzekelayo. Eli nqaku liza kuzisa uluhlu oluhlanu olukhulu lweemveliso ze-Siemens PLC ngokweenkcukacha: S7-200 Smart, S7-300 (eyekiweyo), S7-400, S7-1200 kunye ne-S7-1500.

S7-200 Smart Series
I-S7-200 Smart series yi-compact PLC yamva nje eqaliswe ngu-Siemens, eyenzelwe iinkqubo ezincinci zokuzenzekelayo. Olu chungechunge lwe-PLC lusebenzisa iprosesa enesantya esiphezulu esinolawulo olukhawulezayo kunye nobuchule bokwenza idatha. Ubungakanani bayo obuncinci buyenza ifanelekele iziganeko ezinendawo encinci. Ikwaxhasa iimodyuli ezahlukeneyo zokwandisa, kubandakanywa iimodyuli ze-digital I / O, iimodyuli ze-analog I / O kunye neemodyuli zokushisa, ezinokunyuswa ukuya kwiimodyuli ze-14. I-S7-200 Smart series ine-interface ye-Ethernet eyakhelwe-ngaphakathi kwaye ixhasa iiprothokholi zonxibelelwano ezifana ne-TCP / IP kunye ne-Modbus TCP, efanelekileyo kwiprogram kunye noxhumo lwenethiwekhi. Ukongeza, ikwaxhasa iiprothokholi zonxibelelwano ezininzi, ezinje ngeRS485, RS232, njl., kwaye inemisebenzi yonxibelelwano enamandla. Olu chungechunge lwe-PLC lwamkela uyilo lwe-industrial-grade, luvumelane neendawo ezilukhuni, lunamandla okuthintela ukuphazamiseka, kwaye luqinisekisa ukusebenza okuzinzile kwenkqubo.

Siemens PLC S7-200 SMART series
Iiparamitha eziphambili zokusebenza (kuthatha inguqulelo ye-V2.3 njengomzekelo):
Ukubonelela ngeemodeli ezahlukeneyo ze-CPU, njenge-CPU SR20, i-CPU ST20, i-CPU SR30, njl.
Imilinganiselo iyonke idityaniswe njenge-100mm ububanzi kunye ne-81mm ubunzulu, kodwa ukuphakama kuyahluka ngokuxhomekeke kwimodeli.
Indawo yokugcina umsebenzisi ibandakanya indawo yokugcina inkqubo, indawo yokugcina idatha kunye nokugcinwa kwendawo yokugcina, kunye nomthamo uyahluka ngokuxhomekeka kwimodeli ye-CPU.
Inani leengongoma zedijithali ze-I/O zalo matshini ziyahluka ngokuxhomekeke kwimodeli ye-CPU. Umzekelo, i-CPU SR20 inamagalelo ayi-12/8.
Iiparamitha zokusebenza ezifana nezixhobo zokubala zesantya esiphezulu kunye neziphumo ze-pulse ezikhawulezayo nazo ziyahluka ngokuxhomekeke kwimodeli ye-CPU.
Unxibelelwano:
Ethernet: 1, izinga 10/100Mb/s.
Uthotho port: 1 (RS485), 1 izibuko uthotho olongezelelweyo (RS232/RS485 ozikhethela).
Ixhasa iprotocol yePPI, unxibelelwano lwezibuko lwasimahla, njl.

I-S7-300 series (iyayeka)
Uluhlu lwe-S7-300 luyi-PLC ephakathi ukusuka kwi-Siemens, esetyenziswa ngokubanzi kwi-industrial automation. Olu chungechunge lwe-PLC luthatha idizayini yeemodyuli, kwaye iimodyuli ezahlukeneyo ze-I / O kunye neemodyuli zonxibelelwano zingakhethwa ngokweemfuno, kwaye uqwalaselo luguquguqukayo. Uchungechunge lwe-S7-300 lunamandla amakhulu okusebenza kwedatha kunye nezakhono zokulawula isantya esiphezulu, ezifanelekileyo kwimisebenzi yokulawula enzima. Ngelo xesha, ixhasa i-I / O kunye nonxibelelwano lwe-PROFIBUS olusasazwayo, oluphucula ukuthembeka kunye nokuguquguquka kwenkqubo. Nangona uchungechunge lwe-S7-300 luyekisiwe, ukusetyenziswa kwalo okubanzi kunye nokusebenza okugqwesileyo kwiiprojekthi ezizenzekelayo ezizenzekelayo zisafanele ukukhankanywa.
2. Siemens PLC S7-300 series
Imodyuli yamandla:
Ukubonelela ngeemodyuli zamandla ezahlukeneyo, ezifana ne-120 / 230VAC igalelo, i-24VDC / 2A imveliso; Igalelo le-120/230VAC, imveliso ye-24VDC/5A, njl.
Iyunithi yokucubungula esembindini (CPU):
Ukubonelela ngeemodeli ezahlukeneyo ze-CPU, ezifana ne-CPU 312, i-CPU 314, i-CPU 315-2DP, njl.
Iiparamitha zokusebenza ezifana nememori yokusebenza, ixesha lokusebenza kancinci, i-DI/DO kunye namanqaku e-AI/AO ayahluka ngokuxhomekeke kwimodeli ye-CPU.
Ezinye iimodeli ze-CPU zixhasa i-PROFIBUS-DP master / interface yamakhoboka, i-PROFINET interface, njl.
Imodyuli ye-IO:
Ukubonelela ngeemodyuli ezahlukeneyo zedijithali kunye neemodyuli zemveliso yedijithali.
Inani lamanqaku okufakwayo kunye namanqaku emveliso ayahluka ngokuxhomekeke kwimodeli yemodyuli. Ngokomzekelo, imodyuli ye-SM321 ye-digital input inamaphuzu angama-16, amanqaku angama-32 kunye nezinye iinkcukacha.

S7-400 series
Uchungechunge lwe-S7-400 yi-PLC enkulu ye-Siemens, ifanelekile kwiinkqubo ezinzima kunye nezikhulu ezizenzekelayo. Olu chungechunge lwe-PLCs lusebenzisa iiprosesa eziphezulu zokusebenza ezinamandla okusebenza kunye nokuthembeka okuphezulu. Uchungechunge lwe-S7-400 luxhasa iimodyuli ezahlukeneyo zokwandisa, kubandakanywa iimodyuli ezingafunekiyo kunye neziphoso, ukuhlangabezana neemfuno zokulawula ezinzima. Ngelo xesha, ixhasa uthungelwano lwamashishini afana ne-PROFINET kunye ne-PROFIBUS, kwaye inemisebenzi yonxibelelwano enamandla. Uchungechunge lwe-S7-400 nalo lunemisebenzi engaphumeleli kunye noyilo olungafunekiyo ukuqinisekisa ukuba inkqubo izinzile kwaye inokwethenjelwa, kwaye ifanelekile kulawulo lwenkqubo kunye neenkqubo ezinkulu zokuvelisa.

S7-1200 series
Uluhlu lwe-S7-1200 yi-PLC entsha ephakathi ukusuka kwi-Siemens, ifanelekile kwimisebenzi encinci kunye ne-automation. Olu chungechunge lwee-PLC luthatha uyilo olulungelelanisiweyo lwemodyuli, olunciphisa iindleko kunye nobunzima bokulondolozwa. Uchungechunge lwe-S7-1200 luxhasa imo yenkqubo ye-TIA Portal, ekulula ukuyicwangcisa nokulawula. Ngelo xesha, idibanisa i-Ethernet interface, isekela unxibelelwano lwe-PROFINET, kwaye inamandla onxibelelwano olunamandla. Uchungechunge lwe-S7-1200 lukwaxhasa iindidi zeemodyuli ze-I / O, zine-scalability elungileyo, kwaye zilungelelanise iimfuno ezahlukeneyo zokuzenzekelayo. Ukuthembeka kwayo okuphezulu kunye nobuchule obuzinzile bokusebenza kwenza i-S7-1200 uchungechunge lube lukhetho olufanelekileyo kwiiprojekthi ezincinci kunye neziphakathi.

S7-1500 Series
Uluhlu lwe-S7-1500 luyi-PLC ephezulu yokusebenza esuka kwi-Siemens, ifanelekile kwimisebenzi enzima kunye neyimfuno ye-automation. Olu chungechunge lwe-PLCs lusebenzisa iiprosesa eziphezulu zokusebenza kunye nokuxhasa iinkqubo eziphambili kunye nemisebenzi yokuxilonga. Uchungechunge lwe-S7-1500 ludibanisa i-interfaces ye-Ethernet, ixhasa imisebenzi yonxibelelwano ye-PROFINET ephucukileyo, kwaye ineemodyuli ezityebileyo ezisebenzayo kunye nobuchule bokusebenza obunamandla. Ngexesha elifanayo, libonelela ngokuphindaphindiweyo kunye nezisombululo zokufumaneka okuphezulu ukuqinisekisa ukuba inkqubo izinzile kwaye inokwethenjelwa. Uchungechunge lwe-S7-1500 lukwaxhasa iindidi zeemodyuli ze-I / O kunye neemodyuli zonxibelelwano, kwaye unokukhetha iimodyuli ezifanelekileyo kunye ne-interfaces yenethiwekhi ngokweemfuno ezithile. Ukusebenza kwayo okuphezulu kunye nokuguquguquka kwenza ukuba uchungechunge lwe-S7-1500 lube lolona khetho lokuqala kwiiprojekthi ezizifunayo eziphezulu, ezisebenza kakhulu kwi-industrial automation.

I-PLC enzima kunye neSoft PLC
Ngophuhliso lwetekhnoloji, i-PLC iye yatshintsha ukusuka ekuxhomekeke kwi-hardware ukuya kwinkcazo yesoftware, okukhokelela kwiindlela ezimbini ze-PLC enzima kunye ne-PLC ethambileyo. Njengenkokeli kwintsimi ye-automation, i-Siemens'hard PLC kunye neemveliso ezithambileyo ze-PLC zisetyenziswa ngokubanzi. Ii-PLC ezinzima, ezifana ne-S7-1500 series, zibandakanya i-hardware ezinikeleyo kunye nesofthiwe esisigxina, kwaye zenzelwe indawo ezithile zoshishino kunye nezicelo, kunye neenzuzo zokuzinza kunye nokusebenza kwexesha langempela. Ii-PLC ezithambileyo, ezifana ne-Siemens Simatic WinAC, zizalisekisa imisebenzi ye-PLC esekelwe kwi-hardware jikelele (efana ne-PC) kunye nesofthiwe, kwaye ibe neenzuzo zokuguquguquka kunye nokulinganisa. Ii-PLC ezinzima zifaneleke ngakumbi kwizihlandlo ezineemfuno eziphezulu kakhulu zozinzo kunye nokusebenza kwexesha langempela, ngelixa ii-PLC ezithambileyo zifanelekile kwizicelo ezifuna ukuguquguquka okuphezulu kunye nokulinganisa.