DEVICE DESCRIPTIONS
PROMATRIX System User Handbook 1.1 5-1
5. Description Of Individual Devices
5.1 Digital PROMATRIX Manager DPM 4000
5.1.1 Features
The Digital PROMATRIX Manager DPM 4000 represents the central unit of the PROMATRIX system
incorporating all primary functions that are needed in advanced PA-system installations. The DPM 4000's most
important characteristics are listed below:
• 4 audio inputs; universally configurable; connection of up to 16 paging consoles
• 4 audio outputs
• Digital 4 x 4 audio mixing matrix with volume controls in all inputs and outputs
• Parametric 3-band equalizer for all 4 inputs
• Delay processor for all 4 outputs
• Multi-chime gong signal
• Alarm generator
• Signal generator used for pilot tone surveillance (only outputs)
• Voice message recording and playback (optional)
• Floating control inputs with freely definable functions
• Floating control outputs for general control purposes with freely definable functions
• Linking of internal and external control inputs and outputs
• System clock with DCF-77 receiver for radio-controlled operation (optional)
• Monitor output to control slave clocks via pole change impulse
• Monitoring facility for all inputs and outputs as well as DPA 4000 Series power amplifiers and other
external audio sources
• Integrated monitoring amplifier with loudspeaker respectively headphones connector
• RS-485 remote interface for DPA 4000 Series power amplifiers and the DCS 400 control system
• RS-232 interface for PC-connection
• Optional RS-485 interface for network-based operation of several DPM 4000
• Electronically programmable fuses for all power supply outputs
• READY relay for remote indication of malfunctions
• Power management of the entire PROMATRIX system (optional)
• Surveillance and protocol of all internal and external functions (optional)
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