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hnwygcb009
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樓主  發(fā)表于: 2023-01-22 20:04
觸摸屏的1個(gè)串口分別與變頻器和PLC通過(guò)485線(xiàn)連接,讓觸摸屏既可以與變頻器通訊,又可以與PLC通訊,觸摸屏該如何設置;觸摸屏用的是維控PI3070I的,PLC是西門(mén)子s7-200的,變頻器是ABB 510的
mr荬籹籽
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1樓  發(fā)表于: 2023-01-22 21:14
這個(gè)最好就是觸摸屏有2個(gè)串口,2個(gè)串口都可以適配西門(mén)子的PLC和ABB的變頻器

舉個(gè)栗子:串口1,作為和PLC的通訊,觸摸屏為主站,讀寫(xiě)PLC的地址。
                  串口2 和變頻器的通訊,觸摸屏作為主站,讀寫(xiě)變頻器的地址。

這個(gè)需要觸摸屏可以支持這個(gè)功能,據我所知,威綸通和信捷的觸摸屏可以做到這一點(diǎn)。

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