前面的面板用来控制电源、增益、报警以及显示亮度。

The front panel incorporates the controls for power, gain, alarm and display brightness.

youdao

本装置由检测、控制、执行、报警和电源五部分组成。

The device consists of five parts: monitor, control. Execution. alarm and power source.

youdao

电源连接，预警1，报警点2，报警点3，故障。

Mains connection, pre-alarm1, alarm 2, alarm 3, Fault.

youdao

电源连接，预警1，报警点2，报警点3，故障。

Mains connection, pre-alarm1, alarm 2, alarm 3, Fault.

youdao