品牌:TRICON 3614E |
为了使变频器上位机能对PLC进行显示、报警及记录,PLC还配置了通信模块FX2N-232BD,实现与变频器上位机的串口通信
PLC RS232串口通信可使用无协议(RS指令)或协议与上位机进行通信,本例中使用无协议与上位机进行通信,如图四所示:D8120用于设定PLC通信格式,D50表示发送起始地址,K60表示发送字节数量,D150表示接收起始地址,K20表示接收字节数量。
联系人:吴巧燕
电话:0592-5085207
手机:18030132585
QQ:2851195467
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