The system controller Bosch LBB1990/00

Controller LBB1990/00 Bosch is a central element of the voice alarm system. It is the basis of Plena Voice Alarm System and complies with IEC 60849, including full control over the system, control over the loudspeaker line, emergency contact microphone on the front and message manager.

Messages can be combined, which extends the application of pre-recorded announcements and evacuation messages. The controller can be used as a standalone system with six zones or zones 60 to expand with additional shestizonnyh routers. You can connect up to eight call stations. Interconnections are made using standard RJ45 connectors and shielded CAT-5 cables.

Built-in amplifier with 240 watts provides channel emergency announcements and background music channel. By LBB1990/00 system, additional Plena amplifiers can be added to provide two-channel operation or extra power if the total power consumption exceeds 240 W (maximum 480 W per six zones). All amplifiers are supervised. Audio output uses standard analog audio channel switching voltage of 100 V to ensure full compatibility with equipment for voice alarm systems and loudspeakers family Plena Bosch, compliant with EVAC standards. The system LBB1990/00 is easily configured using DIP-switches, for basic functionality, or using a PC for more advanced settings.

Specifications:

• Heart of the Plena Voice Alarm System
• EN 54‑16 certified and EN 60849 compliant
• Message manager and 240 W amplifier build‑in
• Six‑zone outputs
• 6 emergency and 6 business triggers