ASL INTERCOM VAR12 Guide d'installation

VAR4 / VAR12 / VAR20DSP Audio RouterASL Document Ref.: U-0450-1405.docIssue: 04 - complete, approved - Date: 13/08/10Product Description

VAR4 / VAR12 / VAR20 - Product Description 2.1 System Context The diagram in Figure 2 shows the VAR Router in system context. A number of audio input

VAR4 / VAR12 / VAR20 - Product Description Figure 3 VAR12/20 Router Network Application with Intellevac ACU ALERTEVACUATEMICDATADMS20CENTRALPAGING M

VAR4 / VAR12 / VAR20 - Product Description 2.2 Communication with the ASL Amplifier System The diagram in Figure 2 shows the VAR Router connected to

VAR4 / VAR12 / VAR20 - Product Description 3 Audio Router Functions 3.1 Architecture The diagram in Figure 5 shows the audio architecture of the VAR

VAR4 / VAR12 / VAR20 - Product Description Figure 5 VAR Router Audio Architecture SWITCHES ACTIVATED INHARDWARE-BYPASS MODEPHANTOM: ON/OFFATTENUATOR

VAR4 / VAR12 / VAR20 - Product Description 3.2 Audio Inputs Dependent on model, the VAR Router has 4,12 or 20 electronically balanced universal input

VAR4 / VAR12 / VAR20 - Product Description 3.2.1 Mic/Line Inputs Each of the Mic/Line Inputs may be configured for a particular input type. The follo

VAR4 / VAR12 / VAR20 - Product Description 3.2.1.1 Paging Microphone Mode It is possible to set any of the Mic/Line inputs for Paging Microphone ope

VAR4 / VAR12 / VAR20 - Product Description • Failsafe Operation If the VAR Router detects processor failure or mis-operation, a hardware bypass mode

VAR4 / VAR12 / VAR20 - Product Description 3.2.1.6 Network Channel Mode By default if a VAR-NIA is connected to VAR12 or VAR20, the VAR Router Inputs

VAR4 / VAR12 / VAR20 - Product Description This equipment is designed and manufactured to conform to the following EC standards: EMC EN55103-1/E

VAR4 / VAR12 / VAR20 - Product Description 3.2.2 Digital Voice Announcers Digital Voice Announcer (DVA) messages are divided into two types: • Long

VAR4 / VAR12 / VAR20 - Product Description 3.3 Audio Outputs The VAR Router provides 4, 12 or 20 (dependent on model) electronically balanced outputs

VAR4 / VAR12 / VAR20 - Product Description Table 2 VAR Router Induction Loop Outputs VAR Router Possible Number of Induction Loops Output Number

VAR4 / VAR12 / VAR20 - Product Description 3.4 Audio Input Priority and Override The input priority is used to resolve conflicts when two or more in

VAR4 / VAR12 / VAR20 - Product Description 3.5 Fades and Chimes 3.5.1 Fades It is possible to specify a fade up and fade down time for each Mic/Line

VAR4 / VAR12 / VAR20 - Product Description Figure 6 Sequence of Events for Single Audio Source MUSICFADE UP=T1FADE DOWN= T2T1MUSIC AUDIOT2ONOFF The

VAR4 / VAR12 / VAR20 - Product Description 3.6 Surveillance Tone Detection and Generation 3.6.1 Detection The VAR Router is able to detect the pres

VAR4 / VAR12 / VAR20 - Product Description All ports on the expand units are opto-isolated interfaces. The base VAR4 unit has two types of control po

VAR4 / VAR12 / VAR20 - Product Description 3.7.1.2 Monitored It may be used to interface resistively monitored contacts. This interface enables the

VAR4 / VAR12 / VAR20 - Product Description 3.7.2.3 Positive Voltage Source (+VE going Input) As per Contact Closure to Supply, but to an alternative

VAR4 / VAR12 / VAR20 - Product Description Contents 1 Introduction ...

VAR4 / VAR12 / VAR20 - Product Description 3.7.3 Contact Functions 3.7.3.1 Routing Any contact may be configured to control Latent Routes, i.e. pre-p

VAR4 / VAR12 / VAR20 - Product Description 3.7.3.1.2 Non-Latching Mode Any contact may be configured to trigger a so-called non-latching Latent Route

VAR4 / VAR12 / VAR20 - Product Description 3.7.3.4 Music A/B Switching Music may be routed via the Latent Route mechanism as mentioned in Section “3

VAR4 / VAR12 / VAR20 - Product Description 3.8 Permanent Routes It is possible to program specific inputs to be permanently allocated to specific out

VAR4 / VAR12 / VAR20 - Product Description 3.9 Remote I/O Units The VAR Router is able to support the connection of up to 9 Remote I/O units (ASL Pr

VAR4 / VAR12 / VAR20 - Product Description The RS485 data link to the Remote I/O Units is fully monitored. In the event of communications failure, th

VAR4 / VAR12 / VAR20 - Product Description 3.9.1.2 Volume Control Operation The application of the Volume Control function is to allow remote contro

VAR4 / VAR12 / VAR20 - Product Description The ANS system can be set to act on different audio sources in different units. For normal audio sources t

VAR4 / VAR12 / VAR20 - Product Description 3.9.2 Digital Inputs Each of the digital inputs may be independently assigned as a Routing Control, Routin

VAR4 / VAR12 / VAR20 - Product Description 4 System Controller Functions 4.1 Configuration Mode This mode is provided to enable an engineer to comm

VAR4 / VAR12 / VAR20 - Product Description 4 System Controller Functions...

VAR4 / VAR12 / VAR20 - Product Description Once a fault is physically fixed it is still latched on the LCD display. It is removed from the latched di

VAR4 / VAR12 / VAR20 - Product Description 4.4 Audio Monitor Mode The output to any loudspeaker circuit, or any VAR Router audio input or DVA messag

VAR4 / VAR12 / VAR20 - Product Description 5 Front Panel The VAR Router provides a menu-driven interface, and contains keys used to navigate the disp

VAR4 / VAR12 / VAR20 - Product Description 5.2 Controls The front panel has membrane keys and a rotary encoder for entering commands and making selec

VAR4 / VAR12 / VAR20 - Product Description 5.3 Screen Timeouts The LCD backlight is under the control of the processor. The LCD backlight is switched

VAR4 / VAR12 / VAR20 - Product Description 6 Rear Panel The diagram in Figure 14 shows the mainframe rear panel connector positions for each VAR Rout

VAR4 / VAR12 / VAR20 - Product Description 6.1 Audio Inputs 6.1.1 Audio Inputs The Audio Input connections are implemented on a 9-way female D connec

VAR4 / VAR12 / VAR20 - Product Description 6.2 Audio Outputs Separate connections are provided for connection to A and B amplifiers for each output.

VAR4 / VAR12 / VAR20 - Product Description 6.2.2 Expand Units The A+B circuit connections are identical and implemented on 25-way male D connectors a

VAR4 / VAR12 / VAR20 - Product Description 6.3 Control Ports 6.3.1 Control Port 1 (Base VAR4 Unit) In addition to the analogue contacts, base VAR4

VAR4 / VAR12 / VAR20 - Product Description Document Change History Issue Amendment Details Date 01 First Draft 11/01/07 02 First Release 19/10/07

VAR4 / VAR12 / VAR20 - Product Description Pin No. Signal Description 1 CONTACT-1 Analogue Contact 1, internally pulled up to 5 V 2 CONTACT-3 A

VAR4 / VAR12 / VAR20 - Product Description 6.3.2 Control Port 2 (Base VAR4 Unit) Base VAR4 unit Control Port 2 implements opto-isolated contacts on

VAR4 / VAR12 / VAR20 - Product Description 6.3.3 Control Port 1 (Expand Unit) Expand unit Control Port 1 implements opto-isolated contacts on a 25-

VAR4 / VAR12 / VAR20 - Product Description 6.3.4 Control Port 2 (Expand Unit) Expand unit Control Port 1 implements opto-isolated contacts on a 25-w

VAR4 / VAR12 / VAR20 - Product Description 6.3.5 Fault Relay Output Wiring Examples Control Port-1 on the base VAR4 unit has two types of global fau

VAR4 / VAR12 / VAR20 - Product Description 6.3.6.2 Fire Microphone on Input 2 L The LEDs must have suitable series resistors fitted; these are fitte

VAR4 / VAR12 / VAR20 - Product Description 6.4 Serial Ports 6.4.1 Audio-CAN The Audio-CAN port is a 9-way male D connector for connection to the syst

VAR4 / VAR12 / VAR20 - Product Description 6.4.3 RS485 Port (EXP) Pin No. Signal Description 1 Reserved 2 Reserved 3 0V Ground 4 Reserved 5 RS

VAR4 / VAR12 / VAR20 - Product Description 7 Product Specification Audio Routing VAR4 Universal Mic/Line audio inputs with serial control, surveillan

VAR4 / VAR12 / VAR20 - Product Description Audio Signal Processing Input Sensitivity and impedance Line ...

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VAR4 / VAR12 / VAR20 - Product Description Current Consumption VAR4 Backlight on and sounder on...

VAR4 / VAR12 / VAR20 - Product Description 8 Mechanical Dimensions Figure 25 VAR4 Mechanical Dimensions 483 mm436 mm258 mm222 mm252 mm44 mm = 1 UTHI

VAR4 / VAR12 / VAR20 - Product Description Figure 26 VAR12 and VAR20 Mechanical Dimensions 436 mm483 mm258 mm222 mm252 mmTHIRD ANGLE PROJECTION132

VAR4 / VAR12 / VAR20 - Product Description 9 Reference Documents Additional reference information may be found in the following documentation, availa

VAR4 / VAR12 / VAR20 - Product Description 10 Abbreviations AC Alternating Current ACU Audio Control Unit ANS Ambient Noise Sensor

VAR4 / VAR12 / VAR20 - Product Description 11 Index A access code...9, 39 amplifier ...

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VAR4 / VAR12 / VAR20 - Product Description Service and Warranty Name and Address of Authorised Distributor: This product carries a full warrant

VAR4 / VAR12 / VAR20 - Product Description 1 Introduction This document gives an overview on the application, features, interfaces, and functions of

VAR4 / VAR12 / VAR20 - Product Description 2 System Overview The VAR4, VAR12 and VAR20 are advanced DSP-based Audio Router and Voice Alarm System Con

VAR4 / VAR12 / VAR20 - Product Description The VAR12 Router includes: • Digital storage for 4 x 32-second messages and 4 x 16-second messages. • Tw