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12 volt door switch alarm

Dietmar

Jun 29, 2016
23
Joined
Jun 29, 2016
Messages
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Searching for a diagram for a 12 volt input door switch (magnet N/C) alarm. The output also a 12V sirene, about 5W.
When the alarm is activated, it must automatically reset after 1 minute and arm itself again if the magnet is still in a N/C position.
 
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