The 2012/24AUSI is an AS 3786 listed photoelectric smoke-alarm. Integrating a powerful microcontroller inside, the smoke-alarm provides many useful features to meet multiple requirements of different customers. It has a built-in silence/test push button, visible led indicating standby and alarm modes, a delay on the Form ‘C’ relay, and a check for chamber integrity performed in standby.

May be powered from a full wave rectified DC power supply, or from a 12/24VDC control panel or equivalent. The smoke alarm includes a 9VDC battery backup.

The smoke-alarm can be interconnected up to 24 units, and they can also be interconnected with 2012H when they all work at 12V supply voltage up to 12 units.

Chamber can easily be accessed for cleaning by simple quarter turn of chamber cover.
Supplied complete with mounting ring.