Multiple Intercoms
Multipleintercomscanbetiedtooneline.Depressingtalkonanyunit
willbroadcastaudiooverallotherunits.(NOTE:onlyonelineresistor
needstobeinstalledonthelineforanyinstallation.)
290A3087B
24 VDC
GROUND
REMOTE
AUDIO +
AUDIO
-
DRY CONTACT
DRY CONTACT
24 VDC
GROUND
REMOTE
AUDIO +
AUDIO
-
DRY CONTACT
DRY CONTACT
NEUTRAL
HOT
EARTH GND.
NEUTRAL
HOT
EARTH GND.
INTERCOM I
AD-28LD-MV MASTER
J7
J2 J2
J7
INTERCOM 2
AD-28LD-MV SLAVE
MULTIPLE INTERCOMS
1K
1 WATT
7
6
5
4
3
2
1
3
2
1
3
2
1
7
6
5
4
3
2
1
AC
AC
AC
DRY CONTACT
DRY CONTACT
AUDIO
-
AUDIO +
REMOTE
GROUND
24 VDC
NEUTRAL
HOT
EARTH GND.
DRY CONTACT
DRY CONTACT
AUDIO
-
AUDIO +
REMOTE
GROUND
24 VDC
NEUTRAL
HOT
EARTH GND.
INTERCOM 3
310-MV MASTER
INTERCOM 4
310X-MV SLAVE
10
9
8
7
6
5
4
3
2
1
10
9
8
7
6
5
4
3
2
1
AC
-15-
Figure 12.
Kommentare zu diesen Handbüchern