Siemens PLC Product Overview
Txheej txheem cej luam ntawm Siemens PLC Series Cov Khoom
Raws li tus thawj coj hauv kev ua haujlwm automation, Siemens nyiam lub koob npe nrov thoob ntiaj teb rau nws cov programmable logic controller (PLC) series khoom. Raws li lub hauv paus tseem ceeb ntawm kev lag luam automation systems, PLC ua cov haujlwm tseem ceeb ntawm kev tswj hwm, saib xyuas thiab ua cov ntaub ntawv. Nrog nws cov kev ua tau zoo, muaj kev ntseeg siab thiab ntau yam ntawm cov ntawv thov scenarios, Siemens PLC series tau dhau los ua thawj qhov kev xaiv rau ntau txoj haujlwm automation. Tsab ntawv xov xwm no yuav qhia txog tsib lub koob tseem ceeb ntawm Siemens PLC cov khoom lag luam kom ntxaws: S7-200 Smart, S7-300 (tsis txuas ntxiv), S7-400, S7-1200 thiab S7-1500.
S7-200 Smart Series
Lub S7-200 Smart series yog qhov tseeb compact PLC launched los ntawm Siemens, tsim rau me me automation systems. Cov koob no ntawm PLCs siv lub tshuab ua haujlwm siab nrog kev tswj ceev ceev thiab kev ua cov ntaub ntawv muaj peev xwm. Nws qhov me me ua rau nws haum rau lub sijhawm uas muaj qhov chaw tsawg. Nws kuj tseem txhawb nqa ntau qhov kev nthuav dav, suav nrog cov qauv I / O digital, analog I / O modules thiab kub modules, uas tuaj yeem nthuav dav txog 14 modules. Lub S7-200 Smart series muaj qhov sib txuas hauv Ethernet thiab txhawb kev sib txuas lus xws li TCP / IP thiab Modbus TCP, uas yooj yim rau kev ua haujlwm thiab kev sib txuas hauv network. Tsis tas li ntawd, nws kuj txhawb ntau txoj kev sib txuas lus, xws li RS485, RS232, thiab lwm yam, thiab muaj kev sib txuas lus muaj zog. Cov koob no ntawm PLC tau txais kev tsim qauv tsim qauv, yoog rau qhov chaw hnyav, muaj peev xwm tiv thaiv kev cuam tshuam, thiab ua kom ruaj khov ntawm lub kaw lus.
Siemens PLC S7-200 SMART series
Cov kev ua tau zoo tseem ceeb (siv V2.3 version ua piv txwv):
Muab ntau yam CPU qauv, xws li CPU SR20, CPU ST20, CPU SR30, thiab lwm yam.
Tag nrho qhov ntev yog sib sau ua ke li 100mm hauv qhov dav thiab 81mm hauv qhov tob, tab sis qhov siab txawv nyob ntawm tus qauv.
Cov neeg siv chaw cia khoom suav nrog thaj chaw khaws cia, thaj chaw khaws ntaub ntawv thiab thaj chaw khaws cia, thiab lub peev xwm sib txawv nyob ntawm tus qauv CPU.
Tus naj npawb ntawm cov ntsiab lus digital I / O ntawm lub tshuab no txawv nyob ntawm tus qauv CPU. Piv txwv li, CPU SR20 muaj 12 inputs/8 outputs.
Kev ua tau zoo tsis xws li cov txee siab ceev thiab cov khoom siv hluav taws xob ceev ceev kuj sib txawv nyob ntawm tus qauv CPU.
Kev sib txuas lus:
Ethernet: 1, tus nqi 10/100Mb/s.
Serial chaw nres nkoj: 1 (RS485), 1 qhov chaw nres nkoj ntxiv (RS232 / RS485 yeem).
Txhawb PPI raws tu qauv, kev sib txuas lus dawb chaw nres nkoj, thiab lwm yam.
S7-300 series (tsis txuas ntxiv)
S7-300 series yog nruab nrab PLC los ntawm Siemens, dav siv hauv kev lag luam automation. Cov koob no ntawm PLCs txais kev tsim qauv, thiab I / O modules sib txawv thiab kev sib txuas lus tuaj yeem xaiv tau raws li kev xav tau, thiab kev teeb tsa yog hloov tau. S7-300 series muaj peev xwm ua cov ntaub ntawv muaj peev xwm thiab muaj peev xwm tswj tau ceev, tsim nyog rau kev tswj xyuas txoj haujlwm nyuaj. Nyob rau tib lub sijhawm, nws txhawb kev faib I / O thiab PROFIBUS kev sib txuas lus, uas txhim kho kev ntseeg tau thiab hloov tau yooj yim ntawm lub kaw lus. Txawm hais tias S7-300 series tau raug txiav tawm lawm, nws daim ntawv thov dav thiab kev ua tau zoo hauv cov haujlwm nruab nrab ntawm automation tseem tsim nyog hais.
2. Siemens PLC S7-300 series
Lub zog module:
Muab ntau lub zog modules, xws li 120/230VAC input, 24VDC / 2A tso zis; 120/230VAC input, 24VDC / 5A tso zis, thiab lwm yam.
Central processing unit (CPU):
Muab ntau yam CPU qauv, xws li CPU 312, CPU 314, CPU 315-2DP, thiab lwm yam.
Kev ua haujlwm tsis zoo xws li kev ua haujlwm nco, lub sijhawm ua haujlwm me ntsis, DI / DO thiab AI / AO cov ntsiab lus sib txawv nyob ntawm tus qauv CPU.
Qee cov qauv CPU txhawb PROFIBUS-DP tus tswv / qhev interface, PROFINET interface, thiab lwm yam.
IO module:
Muab ntau yam digital input modules thiab digital output modules.
Tus naj npawb ntawm cov ntsiab lus nkag thiab cov ntsiab lus tso tawm txawv nyob ntawm tus qauv module. Piv txwv li, SM321 digital input module muaj 16 cov ntsiab lus, 32 cov ntsiab lus thiab lwm yam tshwj xeeb.
S7-400 series
S7-400 series yog ib tug loj PLC ntawm Siemens, haum rau complex thiab loj automation systems. Cov koob no ntawm PLCs siv cov txheej txheem ua haujlwm siab nrog cov peev txheej ua tau zoo thiab muaj kev ntseeg siab. S7-400 series txhawb ntau yam kev nthuav dav modules, suav nrog cov khoom siv rov ua dua tshiab thiab ua tsis raug, kom ua tau raws li kev tswj hwm txoj cai. Nyob rau tib lub sijhawm, nws txhawb kev lag luam network xws li PROFINET thiab PROFIBUS, thiab muaj kev sib txuas lus muaj zog. S7-400 series kuj tseem muaj kev ua haujlwm tsis zoo thiab tsis tsim nyog tsim los xyuas kom meej tias lub kaw lus ruaj khov thiab txhim khu kev qha, thiab tsim nyog rau cov txheej txheem tswj thiab kev tsim khoom loj.
S7-1200 series
Lub S7-1200 series yog qhov nruab nrab-qhov loj me PLC tshiab los ntawm Siemens, haum rau kev ua haujlwm me me thiab nruab nrab ntawm automation. Cov koob no ntawm PLC tau txais kev tsim qauv tsim qauv, uas txo cov nqi thiab kev saib xyuas nyuaj. Lub S7-1200 series txhawb TIA Portal programming ib puag ncig, uas yooj yim rau kev pab cuam thiab tswj. Nyob rau tib lub sijhawm, nws koom nrog Ethernet interface, txhawb nqa kev sib txuas lus PROFINET, thiab muaj peev xwm sib txuas lus muaj zog. Lub S7-1200 series kuj txhawb ntau yam I / O modules, muaj qhov zoo scalability, thiab hloov mus rau qhov sib txawv automation xav tau. Nws muaj kev ntseeg siab thiab muaj peev xwm ua haujlwm ruaj khov ua rau S7-1200 series yog qhov kev xaiv zoo tshaj plaws rau cov phiaj xwm me me thiab nruab nrab automation.
S7-1500 Series
S7-1500 series yog PLC ua haujlwm siab los ntawm Siemens, haum rau kev ua haujlwm nyuaj thiab xav tau kev ua haujlwm automation. Cov koob no ntawm PLCs siv cov txheej txheem ua haujlwm siab thiab txhawb nqa kev ua haujlwm siab thiab kev kuaj mob. S7-1500 series integrates Ethernet interfaces, txhawb kev sib txuas lus PROFINET siab heev, thiab muaj kev nplua nuj ua haujlwm modules thiab muaj peev xwm ua tau zoo. Nyob rau tib lub sij hawm, nws muab redundancy thiab siab muaj kev daws teeb meem los xyuas kom meej tias lub kaw lus ruaj khov thiab txhim khu kev qha. S7-1500 series kuj txhawb ntau yam I / O modules thiab kev sib txuas lus modules, thiab koj tuaj yeem xaiv cov qauv tsim nyog thiab kev sib txuas hauv network raws li cov kev xav tau tshwj xeeb. Nws cov kev ua tau zoo thiab kev hloov pauv ua rau S7-1500 series yog thawj qhov kev xaiv rau kev thov siab, kev ua haujlwm siab ua haujlwm automation.
Hard PLC thiab Soft PLC
Nrog rau kev txhim kho thev naus laus zis, PLC tau dhau los ua qhov hloov pauv ntawm cov khoom siv kho vajtse dependence rau software txhais, ua rau ob hom PLC nyuaj thiab PLC muag. Raws li ib tug thawj coj nyob rau hauv lub teb ntawm automation, Siemens 'hard PLC thiab mos PLC khoom yog dav siv. Hard PLCs, xws li S7-1500 series, muaj kev mob siab rau kho vajtse thiab ruaj khov software, thiab yog tsim los rau ib puag ncig kev lag luam thiab kev siv, nrog rau qhov zoo ntawm kev ruaj ntseg thiab kev ua haujlwm ntawm lub sijhawm. Mos PLCs, xws li Siemens Simatic WinAC, siv PLC kev ua haujlwm raws li cov khoom siv dav dav (xws li PC) thiab software, thiab muaj qhov zoo ntawm kev hloov pauv thiab scalability. Hard PLCs yog qhov tsim nyog rau lub sijhawm uas muaj qhov xav tau siab heev rau kev ruaj ntseg thiab kev ua haujlwm ntawm lub sijhawm tiag tiag, thaum PLCs mos yog tsim rau cov ntawv thov uas xav tau kev hloov pauv siab thiab scalability.