MD9900-BBZ/BBZI Base with buzzer
Microdata Due Detectors MD9900, MD9901 and MD9902 are connected to the loop/branch by the baseplate.
MD9900-BBZ/BBZI includes a buzzer to signal the alarm condition. Buzzer can be activated by a pre-programmed cause/effect logics implemented inside the central units.Typical installations are either in cabins, or in suites with a bedroom and a living room to alert the passengers about a fire alarm.