Product Overview


VAB1 Controller

Voice Evacuation, Announcement and Background Music Controller VARIZONE VAB Controller

  • All-in-one system controller
    • In- / outputs
    • Power supply
    • Matrix
  • Routes up to 51 inputs into 32 outputs
  • Defines an unlimited number of zones
  • Contains an internal message memory
  • Operation via front panel display and associated soft keys
  • Priority management with 300 levels for Paging, Alert and Evacuation situations
  • Fully configurable via PC GUI

VAB Controller Extensions

EVAC Option

  • EVAC interface card VAB-Line EVAC option
    • Trigger I/O and COM port (RS422) for connection to Fire Control Center
      (e.g. for remote EVAC)
    • Connection for monitored fireman panel
  • Monitored internal or external push-to-talk handheld microphone with “Activate Alarm” button

Allows compliance with ISO 60849.

Paging Option

  • Paging interface card to build a paging network
    • 4 paging stations per bus, up to 8 buses available

DSS Output Option

  • DSS interface card
    • Extends the number of output bus lines
    • 4 bus outputs per card, up to 8 additional bus outputs available
  • Power Injector
    • Adds power to 4 additional DSS busses coming from the DSS interface cards


Adds additional priority managed trigger inputs and outputs to the system

  • GPI I/O box with 16 inputs and 16 outputs

Priority managed announcements or message memory play outs
to any pre-defined zoneVAB-Line Paging option

  • Desktop paging stations with gooseneck microphone and programmable buttons
  • Base paging station with 4 buttons can be fitted with up to four 16-button extension modules








Amplifier and Line Management

  • Conversion of digital DSS bus audio data into analog signals
  • Distribution of analog line level signals to 70V / 100V amplifiers
  • Monitoring of amplifier channels and loudspeaker lines (20 kHz pilot tone)
  • Switch to redundant amplifier channels in case of active amplifier channel failures
  • Immediate disconnection of loudspeaker lines affected by a ground leakage

VARIZONE 100V LineManager








DSS bus Amplification ModuleVARIZONE I-PAM

  • I-PAM (integrated programmable amplifier module)
    • 2 channel class-D amplifier with 2x6 Watt
    • Power supply via DSS bus
    • Selection of 2 individual audio channels from the DSS bus
    • Built-in remote volume control function
    • Interfaces:
      • 2 serial control interfaces for connection of remote controls
      • 2 trigger inputs and 2 trigger outputs centrally controlled
    • Individual speaker monitoring via 20kHz pilot tone
    • Individual adjustment and monitoring of all installed I-PAM's via the VAB1 Controller



VAB-Line Ambient Noise Sensing ModuleAmbient Noise Sensing

Ambient noise sensing module incl. microphone

  • Automatic adjustment of zone gain as ambient noise levels rise and fall




VAB-Line Volume ControlVolume Control Module & Channel Select Extension

Connected to the I-PAM for system-wide remote control of zones and BGM sources of the VAB System

  • Volume Control module
    • Volume control for a predefined zone or group of zones
  • Channel Select Extension
    • Selection of up to 8 different channels provided
      by the DSS bus or zones via push buttons


Central Power Supply

  • Power Injector
    • Feeds power into additional DSS busses


Power and Data Refresh

  • Data Repeater
    • Used to refresh audio signals and extend the length of a DSS bus between VAB Controller or Power Injector, and Power Bridge or Line Manager, for another 200 m
  • Power Bridge
    • Refreshes the power on the DSS bus and extend the length of the DSS bus


DSS long DistanceVAB-Line FIO Converter

  • DSS to fiber converter
    • Expands copper DSS bus lines by the incorporation of long-distance, fiber-optic cable subsections


Specifications are subject to change without notice.