Evacuation controller, for voice alarm systems according to EN 60849 (VDE 0828). As a central controller, the MEVAC-4 can carry out numerous functions: - Monitoring of the speaker lines
- Monitoring of the amplifiers with emergency switching (for 4 amplifiers and 1 spare amplifier)
- Digital voice storage for alarm announcements
- Monitoring of firemans microphones
- Distributor for audio input signals like microphone and background music
- 4 independently addressable announcement circuits in A/B wiring
- Fault signalling via relay contacts
Additional features: - Connection for any number of emergency announcement microphones (1-channel or 4-channel)
- Extensive inputs and outputs for monitoring and signalling
- State-of-the-art DSP technology, updatable
- Programming simply via mom. push-buttons and built-in display
- Input for background music
- Aux input which can be activated via external contact
- Tone control and volume control for each amplifier channel
- Background music is automatically switched off at 24V operation
- Bass attenuation in case of an alarm
- RS-232 connection for programming and updating
- Power supply: 230V˜/50Hz/20VA or 24V DC current /500mA
- Dimensions: 482x44x315mm (1RS)
- Weight: 5kg
- Mains operation and 24V emergency power operation
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Audio Description Equipment
