ASL INTERCOM RRM02 - Serial Data and Audio Connection to an Intellevac DAU or Acus Microphone Input

RRM02 - Product Manual
Issue: 02 complete, approved
Page 23 of 68
4.3.1.2 Serial Data and Audio Connection to an Intellevac DAU or ACU’s Microphone Input
Figure 16 shows an example of connection to an Intellevac DAU (Distributed Amplifier Unit) or ACU (Audio
Control Unit).
Refer to Section “3.2.2.1 Cabling for Serial Data and Audio Connection to an ASL VAR Router, DAU, or ACU
Microphone Input” (page 9) for recommended cabling.
Figure 16 Connection to the Intellevac ACU or DAU (Example)
8x8 DAU/ACU ENCLOSURE RRM02 ENCLOSURE
MIC DXP (1) SUPPLY+ SUPPLY 0V MIC DXN IN+ IN-
ACU/DAU INPUT 1-8
(2) (3) (4)
(1) INPUT 1-2: PTT-
INPUT 3-8: POWER NON-BACKED
(2) INPUT 1-2: PTT+
INPUT 3-8: NOT AVAILABLE
(3) INPUT 1-2: ALL-CALL-ONLY
INPUT 3-8: NOT AVAILABLE
(4) INPUT 1-2: SPEAK-NOW-LED
INPUT 3-8: NOT AVAILABLE
SHIELD
AUDIO+
AUDIO-
0V
+V
DXP
DXN6
5
4
3
2
1
SHIELD
(No user
connection)
654321
CABLE SCREEN TAILS TO BE < 3 cm.
!
!
CABLE ENDS TO BE FITTED WITH
SUITABLE BOOTLACE FERRULES.
L
CABLE SCREEN TAILS TO BE < 3 cm.
!
!
CABLE ENDS TO BE FITTED WITH
SUITABLE BOOTLACE FERRULES.
L
7
RELAY