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Duomo SGM595 Gas Detector


When the SGM595 senses the presence of gas it sends a 4–20mA signal to the detector proportional to the level of gas. The detector then operatexs a pre-alarm relay - used for remote sirens or visual indicators if the level of gas continues to rise then the main alarm relay is activated to break the electrical supply to a safety shut off valve and is fixed at 20% L.EL. of natural gas or L.P.G.

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