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overheat detector circuit schematic

Overheat Detector Alarm Switch

Received by Email - 11/30/08

At the heart of this overhead detector (fire alarm) circuit is a precision integrated temperature sensor type LM35 [...]
temperature alarm circuit schematic

Below Temperature Monitor with Alarm

Received by Email - 10/04/08

This temperature monitor alarm circuit continuosly monitors the room temperature and beeps when the temperature drops below 20 [...]
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