The device operated on tiny power cells and had a built-in antenna. Its transmitter would relay data from the device by means of coded pulses.
该装置依靠微型电池驱动，设有内置天线，它的发射器可以利用各种编码脉冲进行数据中转。
A float operated switch in the relay is used to initiate an alarm signal.
继电器内的浮控开关发动报警信号。
Compared with conventional electric relay control system, PLC control can run more safely and reliably, and can be operated more practicality, simply and conveniently.
运行安全可靠，操作实用简单方便，PLC控制具有常规继电器控制所不具有的优越性。
The differences and relation between the residual current monitor, residual current operated circuit breaker and residual current operated protective relay were introduced.
介绍了剩余电流监视器与剩余电流断路器、剩余电流继电器的区别和联系。
The relay is operated by a current of several miliamperes.
这个继电器使用一个几微安的电流驱动的。
A relay operated programmable temperature controller is presented for production of a novel curing agent(DADMT) used in the casting of the polyurethane elastomer.
对于生产聚氨酯浇注弹性体新型固化剂DADMT的温度程序控制，比较了继电式和可编程序控制器进行温度程序控制的两种方案。
A relay operated programmable temperature controller is presented for production of a novel curing agent(DADMT) used in the casting of the polyurethane elastomer.
对于生产聚氨酯浇注弹性体新型固化剂DADMT的温度程序控制，比较了继电式和可编程序控制器进行温度程序控制的两种方案。
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