DEVICE DESCRIPTIONS
5-52 PROMATRIX System User Handbook 1.1
The following remote functions are available:
Control:
• Level control, Mute
• Monitor activation (Input / Output)
• Mains operation ON/OFF
• Battery operation ON/OFF
• Pilot tone ON/OFF (optionally available)
Messages:
• Output level
• Pilot tone detection
• Ground fault detection
• Thermal overload amplifier / mains transformer
• Configuration
• Measured values of current and voltage at the power output
• Extension-kits
5.3.4 Four-Channel Power Amplifier DPA 4411
Features:
• Power amplifier with 4x100 W output power capacity according to IEC 283-3, 19" - Chassis (3 HU)
• Mains operation 115/230 V AC and emergency power supply operation 24 V DC
• Output transformers for balanced, floating 100 V speaker networks; 70 V, 50 V or 4 ohms low
impedance operation selectable
• All outputs are protected against idling and short-circuit
• Integrated remote module for control and surveillance via the PROMATRIX Manager DPM 4000
• Electronic level controls, electronically balanced inputs and electronically balanced MONITOR
output
• Input transformers for balanced, floating operation are optionally available
• Monitor output transformer offering a balanced, floating MONITOR output is optionally available
• Routing-switch for parallel input operation of amplifiers
• Integrated standby-power supply
• Mains function switch POWER
• Ground-lift switch
• Remote start in mains and battery operation with initial inrush current limiter
• Switching noise suppression
• Status-LED indication: operation (READY), STANDBY, thermal overload (PROTECT), and
GROUND FAULT at the power output
• Fault-messaging according to DIN EN 60849 via the PROMATRIX Manager DPM 4000
• TEST-button for installations with emergency switching, RESET for ground fault
• LED-meter instrument; indication in the range of –13 dB to 0 dB and CLIP
• Mains voltage selector switch 115/230 V AC
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