| 摘要 |
An elevator system informing excess of time in a waiting mode is provided to implement efficient operation of an elevator by informing the number of floors calling the elevator and elapsed time. An elevator system informing an excess of time in a waiting mode includes a door open button(110), call buttons(120), a speaker, and a control unit(100). The door open button is installed inside an elevator. The call buttons are installed on platforms of the elevator. The speaker is installed inside the elevator. The control unit informs that the call buttons on other floors are pressed through an alarm or paging when waiting time of the elevator on one floor due to operation of the door open button or the call button exceeds a predetermined time.
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