找考题网-背景图
单项选择题

A.断开驱采电源(IOZ IOF)输出开关,测试接口架配线端无电压输入B.断开驱采电源(IOZ IOF)输出开……

接口架混点检查方法为()

A.断开驱采电源(IOZ IOF)输出开关,测试接口架配线端无电压输入
B.断开驱采电源(IOZ IOF)输出开关,测试接口架配线端电压+24V
C.断开驱采电源(IOZ IOF)输出开关,测试接口架配线端电压-24V
D.断开驱采电源(IOZ IOF)输出开关,测试接口架配线端电压+5V