buzzer relay

基本解釋

The moving part of an electromagnetic device such as a relay, buzzer, or loudspeaker.
電樞：電磁裝置的移動(dòng)部分，如繼電器，蜂音器或揚(yáng)聲器。
odict.net
The moving part of an electromagnetic device such as a relay, buzzer, or loudspeaker.
電樞電磁裝置的移動(dòng)部分，如繼電器。
The system achieves multi-channel temperature signal acquisition and control. Temperature limit is set by keyboard. The buzzer and relay are controlled by MCU.
本系統(tǒng)可以實(shí)現(xiàn)多路溫度信號(hào)采集與顯示，可以使用按鍵來設(shè)置溫度限定值，通過進(jìn)行溫度數(shù)據(jù)的運(yùn)算處理，發(fā)出控制信號(hào)達(dá)到控制蜂鳴器和繼電器的目的。