Digisound Siren, White 96 dB 10 ... 30 VDC

28 different tones can be set by DIL switches. Various constant and sweep tones, DIN tone acc. to EN457, ISO tones acc. to ISO 8201 for evacuation as well as several European alarm tones. 2 different tones can be actuated. Volume setting by means of potentiometer. For installation in switchboxes (flush-mounted = UP), or as surface-mounted version (AP).