The Siemens SIRIUS Buzzer element 85 dB tone type has pulsating or continuous tone that can be selected using a wire jumper.
Adjustable tone and volume of acoustic element Relative positive tolerance of the operating voltage 10 % Relative negative tolerance of the operating voltage -10 % Consumed current maximum 30 mA Type of acoustic signal continuous tone / pulse tone Loudness level 85 dB Service life of acoustic signal device 5 000 h Tone frequency 2.5 kHz
