RADWIN2000UserManual Release2.8.30 12‐1
Chapter12:
SerialHubSiteSynchronization
RADWINSerialHSS
TheRADWINSerialHubSiteSynchronization(SHSS)methodusesaCAT5ecableconnected
fromthemas terODUtoallcollocatedODUs;thiscablecarriespulsessenttoeachODU,
whichsynchronizetheirtransmissionwitheachother.
SincetheSHSSunitisstillshownintheRADWINCatalogasan“HSSunit”, intheremainderof
thischapterwewi llcontinuewiththiscon ventionontheclearunderstandingthatweare
dealingonlywithSHSS.
HardwareInstallation
ConnectinganHSSUnit
AsingleHSSunitsupportsuptotencollocatedODUs.Inadditiontoeachunitbeing
connectedtoitsIDUorPoEdevice,thecollocatedunithasanadditionalcablethatis
connectedtotheHSSUnit.TheHSSUnitisacompact,weatherproof(IP67)connectorbox
thatisinstalledonthesamemastastheODUs.Allcollocatedunitsconnecttothisboxusing
CAT‐5ecable.Cablesinpreparedlengthsareavailableforpurchase.
TheHSSunitissuppliedwithtenprotectivecovers;anyportnotinusemustbeclosedwitha
protectivecover.