PVA-4CR12

Technical Specifications

Electrical

Audio

8 audio inputs, 4 audio outputs

Safety / redundancy

Internal supervision, system monitoring, watchdog, fault output

PC configuration & control software

Configuration Wizard: Easy system configuration.

IRIS-Net: Integration of controller, amplifiers, call stations, routers and peripheral control; configuration, control, and supervision for complete audio systems; programmable user control panels and access levels.

Hot Swapper (included in IRIS- Net package): Easy updating of messages during runtime.

Frequency response (ref. 1 kHz)

20 Hz to 20 kHz (-0.5 dB)

Signal-to-noise ratio (A-weighted)

Line in to line out: 106 dB typical

THD+N

< 0.05%

Crosstalk (line level)

Line in to line out (0 dB gain): < 100 dB at 1 kHz

Sample rate

48 kHz

DSP processing resolution

24-bit linear A/D and D/A conversion, 48-bit processing

Audio inputs (microphone / line level)

MIC/LINE: 2 x 3-pin port, electronically symmetric

AUX: 2 x Stereo RCA

Input level (nominal)

MIC/LINE: 15 dBu

AUX: 9 dBu

Input level (max. before clip)

MIC/LINE: 18 dBu

AUX: 12 dBu

Input impedances

MIC/LINE: 2.2 kΩ

AUX: 8 kΩ

Common mode rejection

MIC/LINE: > 50 dB

Phantom power, switchable

MIC/LINE: 48 V DC

A/D conversion

24 Bit, Sigma-Delta, 128 times oversampling

Audio inputs (100 V)

AMP IN: 2 x 6-pin port

Max. voltage

120 V

Max. current

7.2 A

Max. power

500 W

Signal detection

≥ 3 V

Audio outputs (line level)

LINE OUT: 1 x RJ-45, 4 x 3-pin port

Output level (nominal)

6 dBu

Output level (max. before clip)

9 dBu

Output impedance

<50 Ω

Min. load impedance

400 Ω

D/A conversion

24 Bit, Sigma-Delta, 128 times oversampling

Audio outputs (100 V)

SPEAKER OUT: 2 x 12-pin port

Max. voltage

120 Veff

Max. current

7.2 A

Max. power

500 W

Crosstalk (100 V)

AMP IN to SPEAKER OUT: < 100 dB

at 1 kHz with 1 kΩ load

Breakdown voltage

Pole - Pole: 120 Veff, Pole - Ground: 60 Veff

Call station bus (CST)

4 x integrated power + CAN + audio interface, RJ-45

Power

+24 V DC, electronic fuse

CAN

10, 20 or 62.5 kbit/s

Audio

electronically symmetric

Max. length

1000 m

ANALOG CONTROL IN

1 x 12-pin port

Control inputs

8 (analog 0-10 V/logic control; low: U ≤ 5 V DC; high: U ≥ 10 V DC; Umax = 32 V DC)

Reference outputs

+10 V, 100 mA

  GND

Time sync input

1 (DCF-77 receiver)

CONTROL OUT HP

1 x 12-pin port

Control outputs

6 High Power outputs (open collector, Umax = 32 V, Imax = 1 A)

Reference output V

• +24 V, Imax = 200 mA

Ready / fault output

1 (NO/NC relay contacts, Umax = 32 V, Imax= 1 A)

Slave clock output

1 (24 V DC, max. 1 A)

CONTROL IN

2 x 10-pin port

Control inputs

5 supervised inputs (0-24 V, Umax = 32 V)

5 isolated inputs (low: U ≤ 5 V DC; high: U ≥ 10 V DC; Umax = 32 V)

CONTROL OUT

2 x 10-pin port

Control outputs

12 Low Power outputs (open collector, Umax = 32 V, Imax = 40 mA)

Control relay

1 (NO/NC relay contacts, Umax = 32 V, Imax= 1 A)

Interfaces

Ethernet

1 x RJ-45, 10/100 MB (for PC connection)

CAN BUS port

2 x RJ-45, 10 to 500 kbit/s (for amplifier, router connection)

OM-1 interface Module (optional)

Ethernet connectors (Primary / Secondary)

100/1000 Mbit/s, RJ-45, integrated transformer isolation

RTC clock accuracy

±4 minutes  /month

DC power input

21 to 32 V DC

Power consumption

10 to 250 W

Maximum supply current (24V)

Standby

< 600mA + external load

Idle/announcement/alert

< 800mA + external load

Environmental

Operating temperature

-5 °C to +45 °C (+23 °F to +113 °F)

Storage temperature

-40 °C to +70 °C (-40 °F to +158 °F)

Humidity (non-condensing)

5% to 90%

Altitude

Up to 2000 m

Mechanical

Dimensions (HxWxD)

88 mm x 483 mm x 391 mm (2 RU)

Weight (net)

8.0 kg

Mounting

Standalone; 19 in. rack

Color

Black with silver