Atkinson Dynamics AD-27 Especificaciones Pagina 16

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Reminders:
• Beforeinstallingremoteintercoms,precautionsshouldbetakentopreventfeedbackbetweentwoormoreremotesinclose
proximityandacousticallyreective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SLAVEMODEonpage2andgures2and6.
• Usingnormallyopen,simplecontactclosurefootswitches(customersupplied)allowsfortotalhands-freeoperationofthe
listen/talkfunctions.
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. Off/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
290A4725-10
MASTER
1
3
2
4
SLAVE
1
3
2
4
1K
1 WATT
AC
10
9
8
7
6
5
4
3
2
1
DRY CONTACT
DRY CONTACT
AUDIO (-)
AUDIO (+)
REMOTE
GROUND (-)
24VDC (+)
NEUTRAL
HOT
EARTH GROUND
AC
DRY CONTACT
DRY CONTACT
AUDIO (-)
AUDIO (+)
REMOTE
GROUND (-)
24VDC (+)
NEUTRAL
HOT
EARTH GROUND
AC
AC
10
9
8
7
6
5
4
3
2
1
FOOT SWITCH
N.O.
FOOT SWITCH
N.O.
ATKINSON DYNAMICS
UNIVERSITY PARK, IL USA
A FEDERAL SIGNAL COMPANY
ATKINSON DYNAMICS
UNIVERSITY PARK, IL USA
A FEDERAL SIGNAL COMPANY
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