摘要 |
<p>An air conditioning system that includes refrigerant systems respectively including one indoor unit connected to one outdoor unit by a refrigerant pipe, and controls the refrigerant systems by one remote controller is provided. An indoor unit includes a human sensor in which a power supply thereof operates simultaneously with the indoor unit. When the air conditioning system is in an on-state and detection information of the human sensor indicates absence, the indoor unit transmits an absence signal to the remote controller. The remote controller that has received the absence signal transmits an absence-off period signal including absence-off period control information set in advance to the indoor unit. The indoor unit that has received the absence-off period signal is controlled according to the absence-off period control information.</p> |