Product Specification. ASL INTERCOM VAR8

VAR8 / Variants - Installation Guide

General

Supply Voltage Range........................................................................................................18

− 40V DC

Current Consumption ...................................470mA @ 24V DC supply, backlight off and sounder off

580mA @ 24V DC supply, backlight on and sounder on

Auxiliary DC supply for external equipment ...................................................18 − 36V DC @ 200mA

Fault Log..............................................................................................................................200 events

Real Time Clock (RTC) ................................................................. Built-in (externally synchronisable)

Night Volume Control ................................................Daily time controlled input / Output level control

Format .....................................................................................................19-inch rack mounting frame

Colour ........................................................................................................Black with silver annotation

Audio Routing

Balanced Audio Inputs ................................................................................................ Inputs 1 to 8

1,2,3

Unbalanced Audio Input ............................................................................................................ Input 9

Number of Digital Messages (DVA) ............................................................... 2x50-second messages

2x66-second messages

Number of Concurrent Host Routes...................................................................................... 20 (max.)

Override per Output............................................................................................................... 20 (max.)

Audio Input

Sensitivity and Impedance Inputs 1 to 8 ..................................................

− 20dBu (77mV) @ Z ≥ 20k Ω

Sensitivity and Impedance Input 9 ....................................................... Suits 1–2V RMS units Z ≥ 5k Ω

Input Overload Margin.................................................................................................................. 40dB

Input Attenuator Range ....................................................................................................... 0 to –63dB

Equalisation............................................................................................................3 band plus LF Cut

Surveillance Tone.................................................................20–30Hz / Required Level 0 to –40dBFS

Audio Output

Number of Balanced Audio Outputs....................................................................................................8

Separate A and B output connections available on VAR8-NE

Level and Impedance .....................................................................................................0dBu @ 600 Ω

Graphic Equalisation ................................................... ±12dB at 125, 250, 500, 1k, 2k, 4k, 8k, 16kHz

Surveillance Tone......................................................................................................10dBu to − 30dBu

30Hz Pulsed Mode=1s on 20s off

Gain Control Range.........................................................................................................0dB to − 63dB

1 Inputs 1 and 2: Hardwire bypass Fire Microphone inputs.

Supports Fire Microphone, Zoned Fire Microphone, Paging Microphone, Single Button Microphone, or

Miscellaneous Input. Input 1 supports Network Channel.

Supports up to 30 microphone buttons configurable for zone select, DVA routing, play DVA, all-call, cancelall-DVA, or route reset.

2 Inputs 3 to 8: Supports Paging Microphone, Single Button Microphone, or Miscellaneous Input. Inputs 3 and 4 support

Network Channel.

Supports up to 20 microphone buttons configurable for zone select, play DVA, all-call, cancel-all-DVAs, or

3 route reset.

Inputs 1, 3, and 4 are used for system networking

Issue: 01 complete, approved

Page 16 of 22

VAR8 / Variants - Installation Guide

Audio General

DVA Bandwidth .............................................................................................................100Hz to 8kHz

THD Input to Output ...................................................................................................... <0.1% @1kHz

Crosstalk........................................................................................................................ >70dB @1kHz

Residual Noise ................................................................................................................... <78dBu (A)

S/N Line................................................................................................................................ >70dB (A)

Frequency Response (Input to Output)............................................................ 100Hz to 20kHz, –3dB

Audio Monitoring

SPL from Loudspeaker (Sounder Mode)..............

≥ 50dBA @ 1m from the equipment enclosure

Frequency Response (from Input through to Speaker) ............................. 200Hz to 10kHz − 3dB

Gain Range Control (Front panel rotary knob) ............................................................ 0 to –63dB

Control Ports

Parallel Control Inputs ............................................................10xopto-isolated interfaces on VAR8-N

20xopto-isolated interfaces on VAR8-NE

Built-in resistor to suit voltages of +12 to +40V

Changeover Fault Relay......................................................................................................................1

Maximum Global Fault Relay Contact Current Rating .............................................................. 500mA

Open Collector Drive (SPEAK NOW LED, ALL CALL LED, REMOTE FAULT OUTPUTS)..... 100mA

Remote I/O Units (BMB01) on RS485 Port.............................................................................. 6 (max)

Analogue inputs for external fault indication, volume control, programme selector, or ANS

Digital inputs for routing, route reset, or external fault indication

Digital output for busy indication

Max 12 Ambient Noise Sensor (ANS) per Router output

4

One Programme Selector per Router output

One Volume Control may be configured to govern the same input in respect of the same output

RS232 Port (mutually exclusive use configurable via front panel)....... Host PC for configuration only

Software download

Intellevac network on VAR8-N and VAR8-NE

VAR8 Variants

VAR8 .................................................................................................. Base Unit, standard 8x8 Router

VAR8-E................................................................................. VAR8+EXP8 Interface Expansion Board

VAR8-N ...................................................................................VAR8+ANIC8 Intellevac Network Card

VAR8-NE ...........VAR8+ANIC8 Intellevac Network Interface Card+EXP8 Interface Expansion Board

4 ANS sensors controlling the same outputs should be connected to the same BMB01 unit.

Issue: 01 complete, approved

Page 17 of 22

VAR8 / Variants - Installation Guide

Network (VAR8-N and VAR8-NE)

Network Audio Channels......................................................................................................... 1, 2 or 3

Standard .................................................................................................................................... RS485

Data Rate ............................................................................................................................38.4k baud

Distance between Nodes ................................................................................................... 1km (max.)

Network Control Response Time (FA trigger to DVA initiation) ...........................................<1 second

Fault tolerance......................................Any single open or short circuit can be detected and isolated

Dimensions and Weight

Dimensions (H x W x D) ................... 88mm (2U) x 436mm x 233mm (excl. connectors and handles)

Weight ..........................................................................................................................................4.5kg

Environmental – All Variants

Temperature (Storage and Operating).....................................................................

− 5°C up to + 50°C

Humidity Range........................................................................................0% to 93% Non-condensing

Safety and EMC

EMC.................. EN55103-1/E1, EN55103-2/E5, EN50121-4, EN50130-4, EN61000-6-3, ENV50204

Safety ..................................................................................................................................... EN60065

Issue: 01 complete, approved

Page 18 of 22