Specifications

Section-2 Installation
November 11, 2013
2‐20
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2.10 IntercabinetConnections
Formulti‐cabinettransmittermodels,theintercabinetconnectionswillneedtobeinstallednext.SeeExternal
WiringDiagramforreference.
2.11 ExternalInterlockConnections
2.11.1 InterlockConnectoronCustomerI/OPanel
Theinterlockconnector(J2with12pins)islocatedonthecustomerI/Opanelatthetopofthetransmitter(see
Figure2‐10onpage2‐21).TheWAGOstyleconnectorhascontactsforuptofourexternalinterlocks.Twoarefault‐
offinterlocksnamedsystemsafetyinterlockandcabinetsafetyinterlock.TheothertwoareRF‐muteinterlocks
namedsystemRFmuteinterlockandcabinetRFmuteinterlock.Moreinterlocksmaybeincorporatedbyplacing2
ormoreinterlocksinseries.Thetransmitterisshippedfromthefactorywithjumpersinthe
externalinterlock
positionswhichwillallowthetransmittertooperatewithoutexternalinterlockconnections.
Theexternalwiringdiagramshowsthatinterlock#1,J2‐2toJ2‐3,isusedbya3portpatchpanelorpossiblya
motorizedswitch.Theexternalinterlockcircuitsrequireaclosedconnectiononthefollowinginterlockconnector
terminalstoallowthetransmittertoturnon:
• J2pins2‐3systemsafetyinterlock(for3portpatchpanelorswitch)
• J2pins5‐6systemRFmuteinterlock(forloadthermalinterlock)
• J2pins8‐9cabinetsafetyinterlock
• J2pins11‐12cabinetRFmuteinterlock
2.11.2 Fault‐OffInterlocks(SafetyInterlocks)
Systemsafetyinterlocksarefault‐offinterlocksandwillshutthetransmitteroffifopened.Theyareprovidedforuse
inprotectionofpersonnel.Cabinetsafetyinterlocksarealsofault‐offinterlocksandcanbeusedinmulti‐cabinet
transmitterstofault‐offindividualPAcabinets.Amanualturnonis
requiredtorecoverfromthefault‐offconditions
causedbysystemorcabinetsafetyinterlocks.
Table2‐10J2InterlockConnectoronCustomerI/OBoard
PinNumber Description
1 NC
2 SystemSafetyInterlock
3 SystemSafetyInterlockReturn
4 NC
5 SystemRFMuteInterlock
6 SystemRFMuteInterlockReturn
7 NC
8 CabinetSafetyInterlock
9 CabinetSafetyInterlockReturn
10 NC
11 CabinetRFMuteInterlock
12 CabinetRFMuteInterlockReturn