DVS500

Optical and acoustic signalling device on loop The device is an addressable fire alarm sounder and visual alarm with integrated short-circuit isolator. The device is compatible with all FAP54 series fire detection control panels and can be used as a sounder, a visual alarm, or as a sounder/visual alarm. The addressable device can be configured via the control panel or dip switches. The device implements optical and acoustic synchronization with other DVS500 signalling devices installed on the same detection line.