Air conditioner system and control device thereof

The utility model discloses an air conditioner system and a control device thereof. The device comprises a detection module for detecting outdoor environment temperature; a judging module for judging the relation between the outdoor environment temperature and a first preset temperature range; and a first control module for controlling he air conditioner system to enable the temperature of a first area to be in a second preset temperature range and to enable the temperature of a second area to be a temperature set by a user when the outdoor environment temperature is not in the first preset temperature range. By means of the air conditioner system and the control device thereof, the first area is set to be a transitional area for the user from indoor to outdoor or from outdoor to indoor, difference in temperature in and outside a room in the area is relatively small, thereby enabling the user to gradually adapt to the difference in temperature in and outside the room and preventing the user to experience sudden cold and sudden heat when enter into and exit from the room, and the temperature of the second area is controlled to be the temperature set by the user, thereby satisfying the demand of the user for comfort.