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Unlimited versatility
The ultimate digital PAVA system for reliable performance in crowded places and during emergencies.

Variodyn D1

The dawn of a new era in public address and voice alarm systems is here with Variodyn D1 – the only system you need for today's complex world of public safety!

Product Offerings

Multiple offerings, integrated ‘all-in-one’ performance
Broad range of products to boost the efficiency, performance and reliability of your critical PAVA system, wherever you have it installed.

DOM4-8

Digital Output Module (DOM) with 8 zones

The DOM4-8 is the central control element of the Variodyn D1. It is equipped with 4 independent audio outputs to access 4 channels, and operates 2 zones (8 circuits total). Any complex system configuration can be implemented through the networking of multiple DOM4-8s via the Ethernet.

FEATURES
  • 100 Hz to 8 kHz
    Sensor Input (AVC*) Transmission range
  • 24 W
    Power consumption
  • min. 5 kΩ, max. 500 pF
    Load impedance
  • 0 dB
    Audio Output Nominal level
  • 15 % to 90 %
    Relative humidity
  • 5.7 kg
    Weight
  • Specifications
  • Ordering Info
  • Resources
Model No. DOM4-8
Connection Contacts Max. voltage 250 V AC, 30 V DC / 5 A
Connection Contacts Surge voltage resistance > 1.5 kV
Dimensions (W x H x D) 483 x 44 x 345 mm/1 HE, 19”
Power consumption 24 W
Relative Humidity 15 % to 90 %
Audio Output type electronically balanced
Audio Output Nominal level 0 dB
Audio Output Max. output level +6 dB
Audio Output Transmission range 20 Hz to 20 kHz
Audio Output Max. deviation from the linear transmission ±1 dB in transmission range
Audio Output Harmonic distortion at the nominal level < 0.03 % at 1 kHz
Audio Output Max. harmonic distortion 0.1 % in transmission range
Unweighted signal-to-noise ratio at the nominal level > 75 dB (A) > 70 dB
Load impedance min. 5 kΩ, max. 500 pF
Sensor Input (AVC*) Input type symmetric ungrounded
Sensor Input (AVC*) Nominal level -51 dB
Sensor Input (AVC*) Nominal level for emergency telephone station 0 dB
Sensor Input (AVC*) Transmission range 100 Hz to 8 kHz
Sensor Input (AVC*) Max. deviation from the linear transmission ±6 dB in transmission range
Sensor Input (AVC*) Harmonic distortion at the nominal level < 0.2 % at 1 kHz
Sensor Input (AVC*) Max. harmonic distortion 1 % in transmission range
Sensor Input (AVC*) Unweighted signal-to-noise ratio at the nominal level > 65 dB (A) > 60 dB
Sensor Input (AVC*) Load impedance typ. 200 Ω
Control Contacts Max. voltage 100 V DC / 1 A
Control Contacts Surge voltage resistant > 2.5 kV
Mains Voltage Voltage range 90 V AC to 264 V AC
Mains Voltage Frequency range 47 Hz to 440 Hz
Mains Voltage Power consumption DOM4-8 with/without 4 x DAL 40 W/70 W @ 230 V AC
Emergency Power Supply Nominal voltage 24 V DC
Ambient temperature -5°C to +55°C
Weight 5.7 kg
Model No. DOM4-8
Digital Output Module DOM4-8 583361.21.HO
Documentation Size Release Date File Type Download
Datasheet 3028.46 KB 13.11.2020 pdf Download
 

Applications Areas

One product, many applications
Airports
Metros
Stadiums
Malls
Hotels
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When public safety is on the line

In emergency situations, public evacuation should be at the top of your to-do list. Make it happen!