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。
2
Pulse counter with manual reset and electric output signal.
有手动复位和电气输出信号的脉冲计数器。
3
Pulse signal of proportional amplifier is sent to counter after reduced noise by window voltage comparer.