EP 1369834 B1 20060621 - Fire detectors with external power supply indication means
Title (en)
Fire detectors with external power supply indication means
Title (de)
Brandmelder mit Anzeigen für die Aussenspannungsversorgung
Title (fr)
Détecteurs d'alarme d'incendie avec des moyens d'indication d'alimentation externe
Publication
Application
Priority
EP 02253890 A 20020605
Abstract (en)
[origin: EP1369834A1] A fire detection alarm system has a central controller (10) and three fire detectors (12a), (12b), (12c) located in parallel in a zone (14). An end of line device (16) is used to indicate the integrity of the zone electrical circuit through the fire detector (12a) to (12c). In order to determine which of the series of fire detectors is or is not functioning, LED's (24a) to (24c) are provided, which LED's (24a) to (24c) illuminate when the respective fire detector is receiving power. <IMAGE>
IPC 8 full level
G08B 17/00 (2006.01); G08B 7/06 (2006.01); G08B 29/06 (2006.01); G08B 29/18 (2006.01)
CPC (source: EP)
G08B 29/06 (2013.01); G08B 29/181 (2013.01)
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
DOCDB simple family (publication)
EP 1369834 A1 20031210; EP 1369834 B1 20060621; AT E331266 T1 20060715; DE 60212585 D1 20060803; DE 60212585 T2 20070524
DOCDB simple family (application)
EP 02253890 A 20020605; AT 02253890 T 20020605; DE 60212585 T 20020605