Atkinson Dynamics AD-28LD-MV Інструкція з монтажу та обслуговування - Сторінка 11

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G. WIRING DIAGRAMS.
INTERCOM I
AD-28LD-MV MASTER
24 VDC
GROUND
REMOTE

AUDIO +

-
AUDIO
DRY CONTACT
DRY CONTACT
NEUTRAL
HOT
EARTH GND.
In this installation, the Master is constantly broadcasting audio from the
Slave. Pushing the listen/talk switch on either unit forces the Slave into
the listen mode and the Master into the talk mode. The MAS/SLA jumper
must be placed in the SLA mode for this operation on the slave unit.
INTERCOM I
AD-28LD-MV MASTER
24 VDC
GROUND
REMOTE
AUDIO +
-
AUDIO
DRY CONTACT
DRY CONTACT
NEUTRAL
HOT
EARTH GND.
Using normally open, simple contact closure foot switches (customer
supplied) allows for total hands free operation of the listen/talk functions.
MASTER/SLAVE INSTALLATION
J7
7
6
5
4
3
2
1
J2
3
AC
2
1
Master Slave Installation
USING FOOT SWITCHES
FOOT SWITCH
J7
7
6
5
4
3
2
1
J2
3
AC
2
1
Using Foot Switches
1K
1 WATT
Figure 5.
FOOT SWITCH
N.O.
N.O.
1K
1 WATT
Figure 6.
-11-
INTERCOM II
AD-28LD-MV SLAVE
J7
7
24 VDC
6
GROUND
5
REMOTE
4
AUDIO +
3
AUDIO
2
DRY CONTACT
1
DRY CONTACT
J2
NEUTRAL
3
AC
HOT
2
EARTH GND.
1
INTERCOM II
AD-28LD-MV SLAVE
J7
7
24 VDC
6
GROUND
5
REMOTE
4
AUDIO +
3
AUDIO
2
DRY CONTACT
1
DRY CONTACT
J2
NEUTRAL
3
AC
HOT
2
EARTH GND.
1
-
290A3080B
-
290A3081B