Description
模拟量模入模出信号和低电平的开关信号应使用屏蔽电缆连接，信号电缆芯的截面应大于等于1mm2。而高电平(或大电流)的开关量的输入输出信号可用一般对绞电缆(控制电缆)连接，但应与模拟量信号、低电平开关信号分开，单独走电缆槽。
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