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PLC反馈信号错误：0 Actual: 00 00 00 00，怎么解决 #50

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99tian opened this issue Mar 28, 2024 · 0 comments
Open

PLC反馈信号错误：0 Actual: 00 00 00 00，怎么解决 #50

99tian opened this issue Mar 28, 2024 · 0 comments

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@99tian
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99tian commented Mar 28, 2024

三菱plc断电在连上，
读取 short WDTextBox2 = FxSerial.ReadInt16("D200").Content
和写入 OperateResult WD1 = FxSerial.Write("D201", 20);
报PLC反馈信号错误：0 Actual: 00 00 00 00
这是为什么出现这个问题，如果先用GX works2先监视，再到C#上位机连接就没有报错
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