8
BenchTesting
WhenbenchtestingtheZipLink,youneedtoknowthefollowing:
‐ TheminimumdistancebetweentheradiosMUSTbe25feetor8
meters.IfyouhavetheMasterandRemoteZipLinkcloser
togetherthanthisduringtesting,thesystemmaynotoperate
properly,especiallyinmodemtesting.
‐ Youshouldalwaysorienttheradiossimilarlytohowtheywillbe
orientedwhentheyareinstalled.Optionally,youmaysitthem
BOTHsidewayswiththeSKYarrowpointingatthesamewallto
facilitateeasyRJ45cableinstallation.
‐ Bothunitsshouldbeelectricallygroundedontheirchassisto
ensurenoisefromlightsandmotorsinthevicinitydonotaffect
callquality.
Installation
MounttheZipLinkRadiosashighupaspossibleonbothbuildings.The
radiosmust“see”eachotherwithoutobstructionsbetweenthem,and
sincetheradiosignalstravelina“football”shapebetweenantennas,you
mustnotonlyhaveadirectpathbetweentheantennas,butthepathalso
mustbewideenough,asdeterminedbythedistancebetweentheradios:
Radioheightrequiredbydistancebetweenradios
Distance(mi./km).25/.40.5/.801/1.6
MinimumHeight(ft/m)10/314/4.319/6
Forexample,ifyouhavetwobuildingsahalfmileapart,theZipLink
radiosshouldbe14feetabovetheground,plustheheightofanything
elsethatisinbetweenthebuildings.So,iftherearevehiclesmoving
betweentheradios,theyneedtobe14abovethemaximumheightofthe
traffic,approx.30feetup.Sameruleappliesfortrees,buildings,and
otherstructures.