electronic counter relay 电子式计数继电器
relay counter [计] 继电器式计数器
digital relay counter 继电器数字计数器 ; 继电器数字计算器
counter electromotive force relay 反电动势继电器
relay digital counter [计] 继电器式数字计数器
By single chip computer control of counter automatically generate tong 1 second stop 4 seconds of signal, make no. 5 relay output drive electric horn turns electrify.
由单片计算机控制的计数器自动产生通1秒停4秒的信号,使5路继电器输出带动电喇叭轮流通电。
Electrical products which have LCD time counter, Layer sensor, Three-phase AC fault protection relay and so on.
其中电器类产品有液晶显示计时计数器、平层感应器、断相错相三相交流保护继电器等等。
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