The detector security surface sound IO 329-5 "Astra-S" is designed to detect the destruction of glass, glazed structures of enclosed spaces and the formation of alarm notification by opening the output contacts of the alarm relay. Detection of destruction of ordinary glass, protected by polymer film, reinforced, patterned, multilayer construction, tempered flat, detection range 6 m. Discrete adjustment of sensitivity, mode "alarm memory", tampering control, installation on the wall, on the ceiling, between the frames.
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