Audible and visual alarm signals will be output if resistance or voltage is beyond the range;
测试时,电阻或电压超出设定范围时,分别有声光报警信号。
When the lamp failed to light, it may be audible and visual alarm signals and display street address of fault ones.
路灯故障时,可发出声光报警信号,并显示故障路灯地址编号。
Monitor every feed-voltage and feed-current of DC output, every output state of switch, and state of fuse and lightning arrester. Under abnormal condition, monitor produces aural and visual alarm.
监测各直流馈电输出的电压、电流,各馈电输出开关状态、熔断器状态和防雷器状态,当发生异常情况时发出声光报警;
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