Description
PLC内部输出电路中无保护环节,所以驱动电源与COM接口端子间应设熔断器。对于交流感性负载,应并联浪涌吸收器,见Y003接口接线示例;而对于直流感应性负载,则须并联续流二极管,连接应注意正负极性,见Y005、Y007接口接线示例。2个输出接口电路不能同时输出“ON”时,应采用双重互锁确保安全
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