ASL INTERCOM RRM02 - Connection to Other PA Systems

RRM02 - Product Manual
Issue: 02 complete, approved
Page 31 of 68
4.4 Connection to Other PA Systems
Figure 21 shows an example of a connection to other manufacturer’s PA system.
Refer to Section “3.2.2.2 Cabling for Relay PTT and Audio Connection to an ASL or Other PA System”
(page 9) for recommended cabling.
Figure 21 Connection to Other PA Systems (Example)
TO OTHER PA SYSTEM:
RRM02 ENCLOSURE
SHIELD
AUDIO+
AUDIO-
0V
+V
DXP
DXN6
5
4
3
2
1
SHIELD
(No user
connection)
6
5
4
3
2
1
CABLE SCREEN TAILS TO BE < 3 cm.
!
!
CABLE ENDS TO BE FITTED WITH SUITABLE
BOOTLACE FERRULES.
L
AUDIO INPUT-
+V SUPPLY (18 - 40 V)
0V SUPPLY
AUDIO INPUY+
PTT ACTIVE
PTT ACTIVE RELAY:
COM
NO
L
FROM/TO OTHER PA SYSTEM:
PTT ACTIVE
CABLE SCREEN TAILS TO BE
CONNECTED TO SYSTEM
GROUND AND TO BE < 3 cm.
!
!
7
RELAY
COM-NO CONTACT PAIRS FOR USER CONNECTION:
11-14 OR 21-24
NO/NORMALLY OPEN, CLOSING FOR RADIO
BROADCAST PTT SIGNAL
y
y