Alcoma ZENITH 80 - Page 39

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MicrowaveradiorelaylinkZENITH80 
 39/52 1.2
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Figure26 TheRSSIcalibrationgraph
Changeofpolarization
PolarizationischangedbyrotationofODUby90°.
• Loosen4latchesattachingODUtotheantenna.
• RotateODUby90°totheleftortotheright.Grommetofinterconnectcablemustpointdownfor
horizontalpolarizationanttothesideforverticalpolarization–seefigure27.
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• AttachODUtotheantennaby4latches.
• RighthandorlefthandODUinstallationcanbedeterminedaccordingtotheODUpositiontothe
supportingpipewhilelookingtotheparabolafromthefrontside.
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Figure27 SettingofpolarizationforZENITH80
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Horizontalpolarization
RighthandODUinstallation
Verticalpolarization
RighthandODUinstallation
Horizontalpolarization
LefthandODUinstallation