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Khokahano pakeng tsa mojule oa puisano oa PLC le khomphutha ea indasteri
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Khokahano pakeng tsa mojule oa puisano oa PLC le khomphutha ea indasteri

2025-01-02 10:57:36

Lefapheng la hajwale la boiketsetso ba indasteri, dikhomphutha tsa PLC le tsa indasteri ke dikarolo tse pedi tsa bohlokwa le tsa bohlokwa, mme tse pedi ha di arolwe. Khomphutha ya indasteri e sebedisetswa mesebetsi ya tlhokomelo le taolo ya ts'ebetso ya data; tshebedisano mmoho ya tse pedi e ka ntlafatsa katleho ya tlhahiso haholo. Bokgoni ba ho fihlella mesebetsi e rarahaneng ya boiketsetso.

Tafole ea likateng

1. Kakaretso ea sengoloa sena:

Sengoloa sena se tla hlalosa karolo ea li-module tsa puisano tsa PLC le kamoo li-module tsena li ka buisanang le ho sebelisana le likhomphutha tsa indasteri ka katleho. Ka ho sekaseka mesebetsi, mefuta le liprothokholo tse tloaelehileng tsa li-module tsa puisano tsa PLCC ka botlalo, u ka utloisisa haholoanyane karolo ea tsona litsamaisong tsa othomathike tsa indasteri. , le hore na kamano pakeng tsa tse peli e joang.

2. Mosebetsi oa mojule oa puisano oa PLC:

Mojule oa puisano oa PLC o sebelisoa haholo ho phethahatsa katoloso ea bokhoni ba phapanyetsano ea data le puisano. Bokhoni bo ikhethileng bo kenyelletsa phapanyetsano ea data ho phethahatsa phetiso ea data lipakeng tsa PLC le lisebelisoa tse ling tse kang li-sensor, li-actuator, li-PLC tse ling le likhomphutha tsa indasteri; ka li-module tse fapaneng tsa puisano, PLC E ka buisana le mefuta e mengata ea lisebelisoa ho ntlafatsa ho tenyetseha ha sistimi le ho hola ha eona.

Mekhoa ea rona e tloaelehileng ea puisano ea PLC ke e latelang:

1. Mojule oa puisano ea serial:

RS-232: Hangata e sebelisoa bakeng sa ho kopana ha ntlha ho tloha sebakeng se seng ho ea ho se seng, e loketse phetiso ea data ea boemo bo tlase
RS-485: e tšehetsa puisano ea lintlha tse ngata, e loketse puisano ea nako e telele ka lisebelisoa tse ngata, 'me e loketse haholo maemo a indasteri (boiketsetso ba indasteri)

2. Mojule oa puisano e se nang mohala:

Puisano e se nang mohala le lisebelisoa tse ling tsa PLC e ka finyelloa ka mahlale a se nang mohala a kang WiFi, empa li-module tse joalo tsa puisano li hloka ho sebelisoa maemong a lits'ebetso tsa mehala ea thekeng.

3. Kamano pakeng tsa mojule oa puisano oa PLC le khomphutha ea indasteri:

Phapanyetsano ea data e kenyelletsa likarolo tse peli. Ea pele ke ho fumana sensor. PLC e fumana data ho tsoa ho li-sensor tse fapaneng ka li-module tsa puisano. Lintlha tsena li kenyelletsa empa ha li felle feela mochesong, khatellong, phallong, jj., ebe PLC e fetisetsa data ena khomphuteng ea indasteri bakeng sa tlhahlobo e eketsehileng.

Khomphutha ea indasteri e ntan'o hlahisa litaelo tse tsamaellanang ho latela data ea sensor e amohetsoeng le logic e behiloeng esale pele, e tla fetisetsoa ho li-unit tse ling tsa taolo ka module ea puisano ea PLC ho etsa liketso tse tsamaellanang.

Bokgoni ba puisano le botshepehi pakeng tsa mojule wa puisano wa PLC le khomphutha ya indasteri di tla itshetleha hodima protocol ya puisano. Ho bohlokwa ho kgetha protocol e nepahetseng ya puisano. Diprotocol tse tlwaelehileng tsa puisano di kenyeletsa Modbus, Profibus, Ethernet/IP, le CANopen.

4. Ho kopanngoa ha sistimi e tiileng ea PLC le khomphutha ea indasteri:

1. Taolo le tlhokomelo ea nako ea sebele

Ka mojule oa puisano oa PLC, khomphutha ea indasteri e ka beha leihlo le ho laola liparamente le maemo a fapaneng a ts'ebetso ea tlhahiso ka nako ea sebele. Tshebetso ena ea nako ea sebele e bohlokoa ho netefatsa tsoelo-pele e boreleli ea ts'ebetso ea tlhahiso le ho arabela maemong a sa tloaelehang ka nako e loketseng.

2. Ho Rekota le ho Hlahloba Lintlha

Kamora hore khomphutha ea indasteri e fumane data ho tsoa ho PLC, e ka rekota le ho sekaseka data. Lintlha tsena li ke ke tsa sebelisoa feela bakeng sa ho beha leihlo ka nako ea sebele, empa hape le bakeng sa tlhahlobo ea data ea nalane, ka hona ho ntlafatsa ts'ebetso ea tlhahiso le ho ntlafatsa katleho ea tlhahiso.

3. Taolo le tsamaiso ya hole

Lik'homphieutha tsa indasteri li ka laola le ho laola lisebelisoa tse hole ka li-module tsa puisano tsa PLC. Sena se bohlokoa haholo litsamaisong tsa taolo tse ajoang le maemong a ts'ebeliso a hlokang tlhokomelo le taolo e hole.

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