| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a data control system for a hot water supply device which is capable of common setting with a plurality of remote operation devices, and in which erroneous operation is prevented and effective data communication is achieved. SOLUTION: There are provided in a plurality of remote operation devices 2, 3 connected with a hot water heater body 1 set means 5, 9 for performing various settings, first control means 7, 11 for transmitting set hot water supply setting data, display means 6, 10 for displaying hot water supply setting data, and data control parts 8, 12 for changeably storing the hot water setting data. When the remote operation devices 2 performs settings, the first control means 7 updates the hot water supply setting data of the data control part 8, and transmits the hot water supply setting data and displays it on the display means 6. The first control means 11 of the other remote operation device 3 directly receives the hot water supply setting data of the remote operation device 2 to update the hot water supply setting data of the data control part 12 and display it on the display means 10.</p> |
