sounder, Model FNM 420-B RD, BOSCH

Analog outdoor siren ip 66, Red color – FNM-420-B-RD Bosch

The outdoor siren is used independently to signal an alarm directly at the scene of the fire outside The device allows selection 32 types of alarms and evacuation tones (including shade DIN 33404, part 3) for different requirements. You can adjust the sound pressure in five levels, depending on the operating environment. Depending on the type of tone and volume setting, the acoustic pressure varies between 65dB(A) Y 102,5 dB(A). Sounders on the same LSN loop and with the same tone type provide immediate synchronization. Thanks to two integrated isolators, device maintains LSN loop functions in case of wire interruption or short circuit. Changes to device settings can be made in the FSP-5000 programming software–RPS.