1. By fluviograph survey water level, after clear signal processing, inputs the control water level in PLC, then carries on the control by PLC to the water level control valve to adjust the water level. ��ˮλ�Ʋ���ˮλ�������źŴ������������ˮλ��PLC�У�Ȼ����PLC��ˮλ���Ʒ����п����Ե���ˮλ��
2. This changes the level of brain wave activity from the awake level (Beta) to the asleep level (Alpha) or the deep sleep level (Theta). ��ʹ��������״̬ʱ���Բ������״̬�ı���˯�߲�Σ��������������˯��״̬��̫�����ȣ���
3. If the water level of upper pool is beyond the highest level or the water level of the lower source is below the lowest water level, the water pump will cease. ����ˮ��ˮ����������ˮλ�ߣ�������ˮԴȱˮ��������ˮλ�ߣ�ʱ����ˮ���Զ�ֹͣ��
4. If the water level of upper pool is below the lowest water level and the water level of the lower source is beyond the highest level, the water pump will start working. ����ˮ����ˮ��������ˮλ�ߣ�����ˮ����ˮ��������ˮλ�ߣ�ʱ����ˮ���Զ���ˮ��
5. From the longitudinal aspect, it is three-level controlling architecture including production unit on top level, attemper level and production unit on bottom level. ������Ĺ۵㣬��������ƽṹ������������Ԫ�����ȼ����ײ�������Ԫ��������������ʵʩ�ṹ���β�������Ⱥ�ļ��ɣ���
