当出现内阻报警时报警指示灯亮，当出现电压报警时电压指示灯亮。
When internal resistance is alarmed, the alarm lamp lights; when voltage is alarmed, voltage indicator lamp lights.
当电压、谐波测量显示值超出设定的上、下限保护值的范围时，控制器报警指示灯亮。
When display value of voltage is out of the scope of upper and lower limit protection value, alarm indication lamp of controller is lighted.
NOC可以收到系统故障报警或者在Nagiosweb界面上看到一个闪亮的红色错误指示灯。
The NOC can be alerted of system failures or see a shiny red error light on the Nagios Web interface.
详细地介绍了该系统的硬件原理，以及步进电机，音频控制，LCD显示，LED指示灯和报警灯等几个模块的实现方法。
The hardware of the sys-tem and the realization of the step motor module, audio module, LCD display and LED indicator and alarm module are ex-plained in detail.
当检测到病员呼叫时，控制器指示灯常亮并发出报警声。
Controller's indicator is normal on and send out alarm signal when detecting patient on sickbed calling.
比较功能，上下限偏差值自由设定，红绿指示灯及蜂鸣器自动声光报警设置；
Compare function, free to set upper and lower deviation, red and green indicator light and buzzer sound and light alarm settings automatically;
当电机工作正常，指示灯亮电机，当电机报警，指示灯将闪烁。
When the motor work up to snuff, the LED is light; when it have alarm, the LED is flicker.
该通知是用 指示灯或声音报警来实现的。
The notification is by means of an attention light or an audible alarm.
该通知是用 指示灯或声音报警来实现的。
The notification is by means of an attention light or an audible alarm.
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