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![Alarmsense Optical Detector (55000-390)](https://images.findtheneedle.co.uk/findtheneedle/products/all_130227.jpg)
The AlarmSense Optical Smoke Detector works using the light scatter principle. The detector changes to alarm state at a pre-set threshold of smoke penetration into the sensing chamber.
For more information on Alarmsense Optical Detector (55000-390) talk to Firesense Limited
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