Timed alarm module for protection and security installations. (Machine-translation by Google Translate, not legally binding)

摘要

Timed alarm module for protection and security installations, which performs a perimeter detection by means of a single protection loop, normally closed, generating an alarm signal in case of opening, whose signal is extinguished, after a predetermined period, when the alarm disappears. Cause that generated it, keeping the alarm otherwise. (Machine-translation by Google Translate, not legally binding)