SF100 RSND is а conventional fire alarm sounder, designed for installing in conventional fire alarm systems. The sounder supports 32 different alarm tone types selectable via DIP switches on the PCB.
The sounder has two inputs for connection to a conventional fire alarm panel: “Alarm” and “Evacuation”. The tone sounds of the inputs are different for easy recognition from the users on the protected site. The Evacuation event is with the highest priority.
SF100 RSND is designed for indoor use only. The sounder is easy for installation and consists of three parts: mounting plane basis, sounder body and a plastic red cover.
The conventional sounder SF100 RSND is certified according to standard EN54, part 3.
Piezo Loudspeaker type
32 tone types
2 sound levels (selectable by jumpers): High (102dB) and Low (94dB)
Small and compact design
Certified according to standard EN54 – part 3
Operating Voltage Range 20-28VDC
Maximal consumption (main tone type 27)
– low volume level 8.5 mА @ 24VDC
– high volume level 22mA @ 24VDC
Sound volume (main tone type 27)
– low volume ~ 94dB @ 1m
– high volume ~ 102dB @ 1m
Sound volume (other tone types)
– low volume 88-99dB @ 1m
– high volume 90-102dB @ 1m
Wire Gauge for terminals 0.2 – 1.5mm2
Operating temperature -10°C ÷ 60°C
IP protection IP21C
Relative humidity resistance (93 ± 3)% @ 40°C