ASL INTERCOM VAR8-ACU Product Description page 6

Figure 1 VAR8-ACU and Variants – Diagram
INTERFACE
EXPANSION
DIGITAL INPUTS
BOARD
(EXP8)
RS485
VAR8-ACU: BASE UNIT
EXP08:
VAR8-ACU and Variants - Product Description
VAR8-ACU
BASE UNIT
FAILSAFE PTT SIGNAL
INPUT-1
INPUT-2
INPUT-3
INPUT-4
INPUT-5
INPUT-6 AUDIO
ROUTING
INPUT-7
MATRIX
INPUT-8
MUSIC
DVA
MESSAGE-1
DVA
MESSAGE-2
DVA
MESSAGE-3
DVA
MESSAGE-4
CONTROL
INTERFACES
DIGITAL INPUTS *)
USER
INTERFACE
INTERFACE EXPANSION BOARD (FACTORY FIT OPTION)
Issue: 02 complete, approved
Page 6 of 44
AUDIO
LINE DRIVER
INTELLEVAC
NETWORK
INTERFACE
CARD
(ANIC8)
RS232
CONTROL
DOWNSTREAM
UPSTREAM