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Smart PLC无法识别CPU
当无法通过以太网搜索到S7-200 Smart PLC时,可尝试以下方法进行排查和解决,确保通信正常。 1、 检查设备连接情况 2、 检查网络电缆连接情况,CPU左上角以太网接口的LINK指示灯常亮,表示以太网已成功连接。 3、 确认编程设备与CPU的IP地址是否处于同一网段。
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