Bosch PVA-4CR12 – PAVIRO Controller

The PVA-4CR12 is a central control unit for the PAVIRO public address and emergency sound system. This versatile device integrates audio control, routing, processing, and supervision functions, supporting up to 492 zones with expansion modules. It meets stringent standards for emergency communication and public address systems, making it suitable for a wide range of applications.

Key Features

• High-Capacity Control:
  • Supports up to 12 zones (expandable to 492 zones).
  • Controls 4 simultaneous audio channels.
  • Manages up to 16 call stations, 100 priorities, and 8000 fault, warning, and event conditions.
• Flexible and Expandable:
  • Scales up using 24-zone routers and additional amplifiers (up to 40 amplifiers, each delivering 2 × 500 W).
  • Network capability for up to 4 controllers using the optional OMNEO interface module.
• Advanced Audio Management:
  • Integrated 2-channel message manager.
  • 8 local audio inputs and 4 audio outputs.
  • DSP processing with 48-bit resolution and 24-bit conversion.
• Enhanced Supervision:
  • Zone status LEDs for easy monitoring:
    • Green: Non-emergency use.
    • Red: Emergency use.
    • Yellow: Zone fault detected.
    • Off: Zone idle.
  • System-wide internal supervision and fault logging.
• User-Friendly Configuration:
  • Easy setup via the Configuration Wizard or IRIS-Net software.

Certifications & Compliance

• Emergency Standards:
  • EN 54‑16 (Europe), BS 5839-8 (UK), ÖNORM F3033 (Austria).
• Environmental Standards:
  • Immunity: EN 50130-4.
  • Emissions: EN 61000-6-3.
  • RoHS, CE, and FCC compliant.
• Maritime Standard:
  • EN 60945.

Technical Specifications

Electrical

• Audio Inputs:
  • 8 channels: 2 MIC/LINE (3-pin), 2 AUX (RCA), and 2 AMP IN (6-pin).
  • MIC/LINE Phantom Power: 48 V DC, switchable.
  • Frequency Response: 20 Hz to 20 kHz (-0.5 dB).
  • SNR (A-weighted): 106 dB.
  • THD+N: <0.05%.
• Audio Outputs:
  • 4 channels: 1 RJ-45 and 4 LINE OUT (3-pin).
  • Output Levels: Nominal 6 dBu, Max 9 dBu.
• Call Station Bus (CST):
  • 4 RJ-45 ports (integrated power, CAN, and audio).
  • Max Length: 1000 m.
• Power Input:
  • DC Input: 21–32 V DC.
  • Max Power Consumption: 250 W.

Control Ports

• CONTROL IN Ports:
  • 18 inputs for analog (0–10 V) or logic signals, supervised or isolated.
• CONTROL OUT Ports:
  • 19 outputs, including high-power and relay contacts.
  • Reference Voltage Outputs: 10 V and 24 V.
• CAN Bus and Ethernet:
  • CAN: 2 RJ-45 ports for amplifier/router connection.
  • Ethernet: 1 RJ-45 port for PC interface.

Environmental

• Operating Temperature: -5 °C to +45 °C.
• Storage Temperature: -40 °C to +70 °C.
• Humidity: 5% to 90% (non-condensing).
• Altitude: Up to 2000 m.

Mechanical

• Dimensions (HxWxD): 88 mm × 483 mm × 391 mm (2 RU).
• Weight: 8.0 kg.
• Mounting: 19-inch rack or standalone.

Parts Included

• 1 × PVA-4CR12 Controller.
• 1 × Set of connectors.
• 1 × Set of feet.
• 1 × Installation manual.
• 1 × Important safety instructions.

Applications

The PVA-4CR12 is ideal for public address and emergency communication in large-scale facilities such as airports, shopping centers, corporate campuses, and stadiums. Its scalability and reliability ensure compliance with rigorous safety standards.