User's Manual Part 1

Installationguidelines
44
Master Unit
TheMasterUnitisdesignedtobeinstalledina19"rack.
 Beforeinstalling,considercableroutingforallcardstobeinstalledintheMasterUnit.Theinstallermay
wanttoconsiderhorizontalcablemanagerstobemountedaboveandbelowtheMasterUnittoaidinthe
installationandongoingmaintenanceofthesystem.
 EachcardintheMasterUnitwillrequireanEthernetconnectiontotheBGWinordertobeprogrammed
andmonitored.InstallcontractorprovidedEthernetcablebetweentheappropriateEthernetportandthe
Ethernetswitch.
Note: Theportnum
berontheMasterUnitisinreverseorderonthebackoftheMasterUnit.
Figure 29 Ethernet Port Numbering, Front and Rear Views
1
1
2
2
3
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4
4
5
5
6
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7
7
8
8
9
9
10
10
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12
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16
 OnlytheactiveportontheMasterUnitrequiresanEthernetconnection.
Example:TheBIUwi
llconsumetwoslots intheMasterUnit.Ifinstalledinslots#1and#2,only
slot#1willmakephysicalconnectiontothebackplane.InstallanEthernetcableonthebackof
theMasterUnitinport#1toprovidetheBIUwithBGWconnectivity.
 AllopenslotsontheMasterUnitrequireablankcoverplatetoallowforproperaircirculation.Blank
platesmustbeorderedseparately.
Table 58 Available Blank Cover Plates
Part Number Slots Covered
DB101 1Slot
DB102 2Slots
DB103 3Slots
DB104 4Slots