| 摘要 |
<P>PROBLEM TO BE SOLVED: To exactly adjust a control value of a heat-source side unit by properly performing the temperature adjustment determination of each use-side unit, and to further properly control a refrigeration system according to an environment condition. <P>SOLUTION: A controller 10 comprises: a database 15 having an environment condition cell for registering the control value of a refrigerator 11 at each environment condition; and a means for registering a specified low-temperature showcase permitted in the deterioration of the temperature adjustment condition, outputs the suitable control value to the refrigerator according to the temperature adjustment state of the present low-temperature showcase, constructs the database by registering and changing the control value to the environment condition cell which coincides with the present environment condition, and changes a determination condition related to the right and wrong of the temperature adjustment state of the low-temperature showcase when only the determination of the temperature adjustment state of the specified low-temperature showcase is in failure. <P>COPYRIGHT: (C)2013,JPO&INPIT |
