project sites for FIRE ALARM ??

[amol48]

Hey guys do you know any sites for fire alarm... i have my submission in my college in two to three days. I don want much detailed but jus some intro, working principle and application in short only.... i tried searching google but was unable to find fire alram anywhere. So if you please could help me i would be gratful to you guys... THANKS ....

[rakeshishere]

FIRE ALARM CIRCUIT DIAGRAM (http://www.electronic-circuits-diagrams.com/alarmsimages/alarmsckt13.shtml)

FIRE ALARM intro, working principle and application (http://en.wikipedia.org/wiki/Fire_alarm)

[big jdc]

This site has information relating to fire alarm systems (http://www.assured-ltd.co.uk) such as :

a) how to reset them
b) the diffferent types there are