PANIC ALARM

      The system consists of mains & battery operated loud siren & conceled switches. Led indicator is provided for each switch. Whenever a switch is pressed the corresponding led glows & a relay operates. Siren is connected to supply via relay contacts & siren sounds. The relay latches & siren can only be switched off by a master on off switch. The switches are conceled as per customers requirement. A battery charger charges the battery. the system is extremely useful for domestic & industrial application. The siren operates if switch wires are cut. If siren wires are cut internal siren operates. Additional door sensors can also be connected to the unit for night mode.