Werma Signaltechnik 645.810.55 Siren Element 645 For KombiSIGN 71

The Werma Signaltechnik 645.810.55 is a Siren Element with Self-Adjusting Sound Output for KombiSIGN 71. The siren element adjusts its sound output to the ambient noise by emitting a sound which is well audible without being irritating loud.

* Automatic sound output adjustment between 80dB and 100dB * Signal is 5dB louder than the surrounding area due to permanent ambient noise measurement * Ideal for applications with changing ambient sound levels * The sounder can be easily heard without being disturbing * Manufacturer's part: Werma Signaltechnik 645.810.55