Addressable Fire Alarm Sounder Sirena-I Model L for Emergency Notifications

A fire alarm sound addressable Sirena-I esp. L is designed for notification of fire or other emergency situations as part of fire alarm systems by issuing an audible warning signal. The device is designed to work as part of the integrated security system "Strelets-Integral" together with the control panel BSL240-I, version 2L and other fire alarm control panels with a similar protocol of exchange PPKP - siren.

The device is powered via the signal line (SL) connected to the control panel. The current consumed by the device is: in the mode of notification signal output (SO) not more than 12 mA; in the standby mode (no SO output) not more than 80 mA. The sound pressure level developed by the device at a distance of 1 m is from 95 to 105 dB.

CO frequency is from 2100 to 3500 Hz. The device retains its operability in the temperature range from minus 30°C to plus 55°C.