| 摘要 |
PROBLEM TO BE SOLVED: To enable an evacuee to know an optimal evacuation direction in a place where he or she is present, and to quickly and safely evacuate.SOLUTION: A plurality of flash devices 16 arranged along a passageway reaching the evacuation place of a controlled area are connected to transmission circuits 12-1 to 12-n pulled out of a control board 10 When a fire occurs, a safe evacuation guidance path with respect to the occurrence place of a fire F and evacuation guidance directions D1 and D2 are determined. The plurality of flash devices 16 arranged along the determined evacuation guidance path are repeatedly controlled to be driven to successively flash for displaying the evacuation guidance directions D1 and D2. |
