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seallyzoom
和尚與屠夫的區別，就是一個(gè)吃素一個(gè)吃葷
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樓主  發(fā)表于: 2019-06-04 10:41
如圖S7-200  CPU224XP，本體有DC24V輸出，為何一個(gè)燈都不見(jiàn)著(zhù)？電源板問(wèn)題還是。。。各位大神請多賜教
工程剩貨工控產(chǎn)品，低價(jià)處理有需要可聯(lián)系，或交流交換學(xué)習
張名熾
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1樓  發(fā)表于: 2019-06-04 15:46
PLC沒(méi)有上電吧，RON，STOP，指示燈都不亮，那來(lái)的輸出？

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