產(chǎn)品詳情
6ES7277-0AA22-0XA0
(1)PIE?,F(xiàn)場每1臺拉絲機(jī)都是1套完整的PLC控制系統(tǒng),可將工藝參數(shù)通過PLC的程序?qū)崿F(xiàn)出來,并且在PLC的CPU內(nèi)部儲存,同時可通過PROFIBUS—DP現(xiàn)場總線實(shí)時在線的在操作員站上顯現(xiàn)出來。
(2)現(xiàn)場控制站?,F(xiàn)場控制站包括現(xiàn)場總線模塊、冗余主控制器和通訊模塊?,F(xiàn)場總線模塊(包括模擬量I/0、開關(guān)量I/0)是一個大規(guī)模的I/0處理系統(tǒng),是直接與現(xiàn)場打交道的設(shè)備,對由現(xiàn)場設(shè)備傳回的數(shù)據(jù)進(jìn)行采集、信號處理、隔離濾波等數(shù)據(jù)處理;主控制器則進(jìn)行各類控制運(yùn)算、測量數(shù)據(jù)量程變換、非線性特性的自動補(bǔ)償、計(jì)算機(jī)數(shù)制到工程數(shù)制轉(zhuǎn)換;通訊模塊實(shí)現(xiàn)各控制單元、終端和服務(wù)器進(jìn)行通訊。
(3)操作員站。是操作員對過程與系統(tǒng)的接口,既有人機(jī)圖形界面的監(jiān)控功能,又能實(shí)現(xiàn)系統(tǒng)組態(tài)和數(shù)據(jù)通信,實(shí)現(xiàn)現(xiàn)場數(shù)據(jù)的管理及網(wǎng)絡(luò)數(shù)據(jù)共享。
(4)網(wǎng)絡(luò)。包括監(jiān)控網(wǎng)絡(luò)(M—Net)、系統(tǒng)網(wǎng)絡(luò)(C—Net)、現(xiàn)場總線(PROFIBUS—DP)。監(jiān)控網(wǎng)絡(luò)實(shí)現(xiàn)工程師站、操作員站與系統(tǒng)服務(wù)器的互連,系統(tǒng)網(wǎng)絡(luò)實(shí)現(xiàn)現(xiàn)場控制站與系統(tǒng)服務(wù)器的互連,現(xiàn)場總線采用實(shí)現(xiàn)現(xiàn)場主控制器與I/0模塊的通信。
6ES7277-0AA22-0XA0
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