| 摘要 |
<p>PURPOSE:To discriminate whether opening and closing of the door of a present room entrance/leaving terminal equipment are normally controlled or not by getting information indicating the present lock/unlock state and information indicating the present door open/close state from the room entrance/leaving terminal equipment side and discriminating whether these information accord with the present door open/close control state of the terminal equipment. CONSTITUTION:Different information of door open/close control are provided on the data processor side like a host computer 1, and information indicating the present lock/unlock state and information indicating the present door open/ close state are gotton from room entrance/leaving terminal equipments 4a and 4b, and it is discriminated whether these information accord with the present door open/close control states of terminal equipments 4a and 4b or not. Thus, it is easily discriminated whether opening and closing of doors of room entrance/ leaving terminal equipments 4a and 4b are normally controlled at present or not. As the result, two kinds of information are only obtained from respective terminal equipments to monitor the control states of many room entrance/ leaving terminal equipments 4a and 4b though these terminal equipments 4a and 4b control the gates on various conditions.</p> |
