1 Sounders FNM-320, FNM-420 series
1.1 Intended use
Sounders are designed and produced to give audible notification in case of alarms triggered by fire alarm systems.
Devices include the following types:
Sounder
Description
FNM-420-A-RD
Sounder, LSN, indoor use, red
FNM-420-A-WH
Sounder, LSN, indoor use, white
FNM-420-A-BS-RD
Base sounder, LSN, indoor use, red
FNM-420-A-BS-WH
Base sounder, LSN, indoor use, white
FNM-420-B-RD
Sounder, LSN, outdoor use, red
FNM-320-SRD
Conventional sounder, surface mounting, red
FNM-320-FRD
Conventional sounder, flush mounting, red
FNM-320-SWH
Conventional sounder, surface mounting, white
FNM-320-FWH
Conventional sounder, flush mounting, white
FNM-320LED-SRD
Conventional sounder, integrated LED, surface mounting, red
FNM-420U-A-BSWH
Base sounder, LSN, uninterruptible, indoor use, white
FNM-420U-A-BSRD
Uninterruptible base sounder, LSN, indoor use, red
FNM-420U-A-RD
Uninterruptible sounder, LSN, indoor use, red
FNM-420U-A-WH
Uninterruptible sounder, LSN, indoor use, white
FNM-420U-B-RD
Uninterruptible sounder, LSN, outdoor use, red
FNM-420V-A-RD
Voice sounder, LSN, indoor use, red
FNM-420V-A-WH
Voice sounder, LSN, indoor use, white
1.2 Technical data
Electrical
FNM-420 series
Operating voltage
15 V DC to 33 V DC
Current consumption
Quiescent state
F.01U.317.511
Bosch Sicherheitssysteme GmbH
2015.10 | version 1.0 | 1
