2016/3/9 17:01:10 来源: 厦门泰尼电气有限公司
HNFC368J
HNFC368J
HNFC368J
可编程序控制器(PLC)突出的特点是可*性高,在以PLC为主组成的PLC控制系统中绝大部分故障来自外部控制电器,如由按钮,行程开关等的损坏所引起。控制电器的故障分为两类:一类是控制电器的触点产生氧化膜,使触点无法闭合而产生开路故障;另一类是控制电器触点熔合而产生短路故障。这都将影响PLC控制系统的正常工作。为能快速准确地对PLC控制系统中控制电器的故障进行检测,探讨利用PLC内部富余的器件对PLC输入控制电器的开路与短路故障进行自动诊断,以便及时排除故障,保证PLC控制系统的正常运行。
★厦门泰尼电气有限公司 ★
★联系人:黄东梅 ★
★Q Q :2917675397★
★电话:0592-6809319 ★
★手机:18950191386 ★
★传真:0592-6890859 (注小黄收)★
★邮箱:2917675397@qq.com★
★地址:厦门市海沧区海沧街道滨湖一里7号2008室★
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