描述
TV58变频器内置的Modbus接口物理层为RS485,采用Modbus RTU方式(8个数据位、1个停止位、无校验位),波特率必须为19.2Kbit/s,连接介质可采用屏蔽双绞线,传输距离可达1000米。注意:单总线上连接ATV58变频器最多为18台(物理层限制)。
取下ATV58变频器的操作面板,可以看到本机上的Modbus 9针D型接口
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