Features
- Four-wire connection
LED indication
Activated only by detector on the sounder base
Meet all requirement of EN 54-3 & EN 54-13
WIDGET WD-D120B is an conventional sounder base for conventional detector, which can be configured
with Conventional Fire Alarm Control Panel.
Each sounder give a visual and audible signals when the detector enters fire alarm condition. Its
alarm signal can be transmitted to fire control panel.
Features
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