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cd_looper
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樓主  發(fā)表于: 2017-04-07 08:55
最近在測試一款電參數測試儀的時(shí)候，想要把電壓參數讀到PLC里面，因為儀器說(shuō)明書(shū)說(shuō)帶RTU功能，所以想用MODBUS寫(xiě)。但是根據說(shuō)明書(shū)上的地址，數據讀不出來(lái)。各位兄臺幫忙參考一下，是否是程序里有哪里寫(xiě)得不正確的地方，謝謝 儀表通訊參數
 初始化
 讀取A相電壓
 讀取B相電壓
 讀取C相電壓
    
Easy doesn't enter into grown-up life!!!
V:ZQL276438265
cd_looper
好想放飛自我
級別: 工控俠客
精華主題: 0
發(fā)帖數量: 367 個(gè)
工控威望: 2014 點(diǎn)
下載積分: 3363 分
在線(xiàn)時(shí)間: 226(小時(shí))
注冊時(shí)間: 2013-11-16
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1樓  發(fā)表于: 2017-04-07 11:32
引用
引用第2樓haomaiggq于2017-04-07 11:13發(fā)表的  :
地址錯誤吧，仔細查地址吧

我也感覺(jué)地址對不上，照理應該是40001起始�？磥�(lái)還得問(wèn)問(wèn)廠(chǎng)家。
Easy doesn't enter into grown-up life!!!
V:ZQL276438265

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