○ 按照国际相关标准设计 ○ ln accORdance with intermational standards ○ 安装调试简便 ○ Quick and easy installment ○ 可通过液晶和按键设定运行参数 ○ Operation parameters can be adjusted via LCD and keys ..
The device and the method have the characteristics of lowcost, noneed of defending, strong anti-interference performance, convenientinstallation and debugging, and simple and convenientoperation.