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。
China's mines are hoist AC Induction Motor Drive, and its electrical control system uses a rotor series, cutting speed resistance , by the relay - contactor control devices constitute a logical.
我国矿井提升绞车大多是采用交流异步电机拖动，其电气控制系统采用转子串、切电阻调速，由继电器-接触器构成逻辑控制装置。
In the control system, operating through the PLC issued a directive, the drive time relay.
在该控制系统中，操作人员通过PLC发出指令，驱动时间继电器。
The basic program is that in the wiper circuit the power transistor and relay are connected in series to perform drive control.
主要方案是，在刮水装置回路中串接功率三极管或继电器实行驱动控制。
The basic program is that in the wiper circuit the power transistor and relay are connected in series to perform drive control.
主要方案是，在刮水装置回路中串接功率三极管或继电器实行驱动控制。
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