| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an integrated controller that controls a showcase and a refrigerator and allows cooperation of the showcase and the refrigerator without fail when central control of the integrated controller fails. <P>SOLUTION: Signal lines 18, 19 are disposed between a refrigerator controller 12 and each of showcase controllers 13, 13. The refrigerator controller 12 executes cooperation by transmitting a refrigerator operation signal to the showcase controllers 13, 13 by using the signal line 18, and transmitting a case operation signal to the refrigerator controller 12 by using the signal line 19 from the showcase controller 13, when it determines that the central control of the integrated controller 14 fails. <P>COPYRIGHT: (C)2012,JPO&INPIT |
