BRK electronic CO5120B user manual Basic Operation

Basic Operation

Normal Operation.

•Horn is silent.

•Red light (LED) is on continuously.

During Testing

•Horn pattern repeats twice: 4 beeps, pause, 4 beeps, pause.

•Red light (LED) flashes once per second during the 10-second test cycle.

During An Alarm

•Continuous repeating horn pattern: 4 beeps, pause, 4 beeps, pause.

•Red light (LED) flashes once per second while the unit is in alarm.

In Silenced Mode

•The horn is silent for at least 4 minutes.

•Red light (LED) flashes rapidly, once every second on the initiating alarm only.

Low Battery Warning,

AC Power ON:

• The horn “chirps” once a minute.

• Red light flashes once each time the horn “chirps”.

Low Battery Warning

AC Power OFF:

• The horn “chirps” once a minute.

• Red light flashes once each time the horn “chirps”.

For a detailed list of all light and horn pattern combinations, see pages 24-25.

4