Alarm sounder with supplementary optical indication, red
Acoustic alarming in case of a fire alarm with supplementary optical indication, clearly recognizable as danger signal. To be mounted on the wall or on the ceiling along escape routes, corridors, staircases. Only applicable with addressable detector base. Power is supplied via FDnet/C-NET, no auxiliary power supply required. Monitoring of device status.
For recess supply line. For surface supply line up to cable 6 mm in diameter with base FDB221, otherwise use the base attachment or the base attachment wet.
The base must be ordered separately.
EN 54-3, EN 54-17
With base FDB221 and base attachment FDB291 mounting on the wall with cable feed from bottom -> IP43, otherwise IP42. With base FDB221 and sealing element FDBZ295 -> IP44.With base attachment wet FDB295 -> IP54.
DC 12...33 V
Number of flashing pattern
3.5 mA (sound activated)3.5 mA (optical indication activated)7.0 mA (sound and optical indication activated)
Number of sounds
≤95 % rel.
According to detector base
Ext. alarm indicator
FDnet -> FS20, AlgoRex, SIGMASYSC-NET -> FS720
Dimensions (Ø x D)
100 x 43 mm
FDBZ293 Detector locking device