DS DS/EN 50134-2
DS DSEN 50134-2 1999-NOV-10 Alarm systems - Socal alarm systems - Part 2 Trgger devces
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This Standard specifies the requirements and tests for manually-activated trigger devices forming part of a social alarm system. This standard only applies to manually-activated trigger devices that transmit the alarm triggering signal to a local unit or controller via cable or wire-free radio transmission.