| 摘要 |
PROBLEM TO BE SOLVED: To provide a controller, which is provided to a building for controlling operation of plural apparatuses as control target which are installed in the building, capable of allowing a user to easily comprehend which operation unit initiates the operation of a control target apparatus.SOLUTION: Having acquired an operation request including operation information to the unites to be controlled 11-15 based on a piece of information from one operation unit in plural operation units 2, 4, 5, 16 and 17, a HEMS controller 19 stores a piece of identification information and the operation information of the one operation unit in an operation history of a memory while associating the identification information and the operation information with each other. The HEMS controller 19 controls the display of the units 4, 5, 16, 17, 18 and 19 to display the identification information and the operation information of the one operation unit which are stored therein in association with the operation history.SELECTED DRAWING: Figure 1 |
