| 摘要 |
<p>A controller for an elevator which can detect tailgating using a low-cost configuration and perform proper operation upon detection of tailgating. For this purpose, an ID checking device, a noncontact type door sensor for detecting a user getting on a cage, and a weighing scale detection means for detecting a user in accordance with the deadweight of a cage are provided on the elevator. When use of the elevator by an identified person is detected by the ID checking device and when it is detected by both the noncontact type door sensor and the weighing scale detection means that a suspicious individual gets on a cage together with the identified person, it is judged that tailgating takes place. In the event of occurrence of tailgating, the controller controls the elevator to perform the specified operation for eliminating tailgating and for notifying occurrence of tailgating to the outside.</p> |
