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劉永
不知道誰(shuí)是高手，我還在學(xué)習
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樓主  發(fā)表于: 2016-07-15 16:25
有5個(gè)CP1H PLC,一個(gè)做主站、4個(gè)從站。全站鏈接。

主站向4個(gè)從站發(fā)送命令。

問(wèn)題是，主站命令為W1 、W2、W3，通過(guò)3100傳送給4個(gè)從站。

從站使用MOV指令接收，沒(méi)有一個(gè)成功。

為什么不能通過(guò)一個(gè)通道傳送？

通訊有時(shí)間間隔，通訊方式485.
空氣分離、PSA制氧機、制氮機 制造、維修

QQ980347789
秋秋
有志者事競成
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1樓  發(fā)表于: 2016-08-16 20:42
學(xué)習了

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