Atkinson Dynamics AD-28X-MV, Руководство по установке

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9
Reminders: •
Before installing remote intercoms, precautions should be taken to prevent feedback between two or more remotes in close proximity and acoustically reflective areas.
•
Audio and power cables are not supplied with
AD
‑28X
‑MV
.
•
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 J2, located on the P
.C. board inside the Slave, must be placed in the SLA
mode for this operation. See SLA
VE MODE on page 2 and figures 2 and 6.
Operating Principle: •
Masters normally listen to slave.
•
Slave talks to master hands
‑free, without having to press a talk
switch.
•
When any master talks, slave hears. Other masters will hear
.
•
To talk into master
, press talk switch and speak into speaker/
microphone. Release talk switch to listen.
NOTES: 1.
Speaker/Microphone
2.
Of
f/On/Speaker volume control
3.
Press
‑to
‑talk Switch
4. “Call”
Tone Switch
Power
Master
Slave
120V
50/60Hz
AD
‑28X
‑MV
AD
‑28X
‑MV
22
‑30VDC
AD
‑28X
‑MV
AD
‑28X
‑MV
240V
50/60Hz
AD
‑28X
‑MV
AD
‑28X
‑MV
290A4725-09
MASTER
1 3
2 4
SLA
VE
1 3
2 4
1K 1 W
ATT
AC
10
9 8 7 6 5 4 3 2 1
DR
Y CONT
ACT
DR
Y CONT
ACT
AUDIO (-) AUDIO (+) REMOTE GROUND (-) 24VDC (+) NEUTRAL HOT EAR
TH GROUND
AC
DR
Y CONT
ACT
DR
Y CONT
ACT
AUDIO (-) AUDIO (+) REMOTE GROUND (-) 24VDC (+) NEUTRAL HOT EAR
TH GROUND
AC
AC
10
9 8 7 6 5 4 3 2 1
ATKINSON DYNAMICS
UNIVERSITY
P
ARK, IL
USA
A FEDERAL
SIGNAL
COMP
ANY
ATKINSON DYNAMICS
UNIVERSITY
P
ARK, IL
USA
A FEDERAL
SIGNAL
COMP
ANY