ocr: BURGLAR ALARM HIS BURGLAR ALARM uses a magnetic sensor to detect the opening ofa window. A permanent magnet is mounted on the window next to a special METAL switch on the frame. When the BAR. window is closed, the magnet attracts a metal bar, keeping the switch on. Butifthe magnet is moved, the switch opens and activates the alarm bell. SPRING BIREAK IIN! 6 ALARM Ony BELL SEE SWITCH MAGNET ALSO]
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