Communication Systems LBB 1990/00 Plena Voice Alarm Controller
LBB 1990/00 Plena Voice Alarm Controller
The Plena Voice Alarm Controller is the heart of the voice alarm system. It is the basis of the Plena Voice Alarm System, and has all the essential functionality for compliance with the IEC 60849 standard, including full system supervision, loudspeaker line impedance supervision, a supervised emergency microphone on the front panel and a supervised message manager.
The messages can be merged to allow even more flexible use of
60 zones using additional
A
▶Heart of the Plena Voice Alarm System
▶Compliant with standards for emergency sound systems (IEC60849)
▶6-zone system controller
▶
▶12 Business and emergency control inputs and outputs
Functions
The controller has two BGM source inputs and a mic/line input with configurable priority, speech filter, phantom power and selectable VOX activation. A total of 16 priority levels can be specified for microphone, call stations and trigger inputs for optimum system flexibility.
The powerful 240 W output section has six transformer- isolated 100 V constant voltage outputs for driving 100 V loudspeakers in six separate zones. The 100
The output of the booster is also available as a separate output on 100 V and 70 V. A separate 100 V Call Only output is provided for addressing an area where BGM is not required but where priority announcements are. Six configurable Volume Override output contacts are available for overriding local volume controls during priority calls. A LED
Up to 255 messages can be stored in the internal
16 MB flash ROM, without a need for battery backup.
www.boschsecurity.com