6SL3055-0AA00-5BA2
PLC控制系统故障率情况是怎样的?
1)CPU与存储器故障率占5%。
2)I/O模块故障率占15%。
3)传感器及开关故障率占45%。
4)执行器故障率占30%。
5)接线等其他方面故障率占5%。
02
PLC的故障多发点有哪些?
1)继电器、接触器。
2)阀门、闸板。
3)开关、极限位置、安全保护、现场操作的一些元件或设备。
4)PLC系统中的子设备。
5)传感器、仪表。
6)电源、地线、信号线的噪声。
福州卓凯电子科技有限公司联系人:林女士
公司地址:福州市闽侯西江滨大道77号正荣润园一号楼1205室
主营:世界的PLC 、DCS 系统备件 模块
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