| 摘要 |
PURPOSE:To evade an unlocked state due to forgetful neglect of locking operation. CONSTITUTION:Plural lock controllers 20 are put in >=1 group, and a user recording part 11 records results of door passage in a user result file 12, door by door, in groups; and a host device 10 is provided with a group locking indication part 51 which decides that a person is present in none of all rooms belonging to one group, from the user result file 12 and sends an instruction for locking to all the lock controllers 20 belonging to the group. |
