Enterasys Networks RBT-1602 manual Antenna Polarization

Page 39

Mounting the Antenna

Antenna Polarization

It does not matter what type of polarization you choose for your RoamAbout antennas as long as the antenna at one end of the communications link is mounted in the same plane as the antenna at the other end.

Vertical polarization is standard for the RoamAbout 14 dBi directional antenna.

To minimize the influence of cross‐talk between antennas, you might need to mount the antenna for horizontal polarization when:

Multiple antennas are mounted on the same antenna mast.

The wireless link transmissions cross another radio beam from a neighboring installation.

RoamAbout Antenna Site Preparation and Installation Guide 3-7

Image 39 Contents
RoamAbout Page Page Page Contents Figures Appendix a SpecificationsTables RBTES-L200 Intended Audience About This GuideTechpubs@enterasys.com Related DocumentsGetting Help Support@enterasys.comFollowing conventions are used in this guide Conventions Used in This GuideConventions Used in This Guide About This Guide Site Preparation Choosing Antennas for Wireless Network Configurations Antennas for Wireless Network ConfigurationsWireless Network Description Antenna Type Configuration Signaling GHz Antenna Cables used Rate Throughput Miles Determining the Antenna LocationsDistances with Cables RBTES-AH-P23M/M0M GHz Antenna Cables used Signaling Throughput Miles RateFresnel Zone and Line of Sight Clearance Line of SightPotential Obstacles to Line of Sight not to scale Large Reflecting Surfaces Other Factors That Can Reduce Antenna RangeAdditional Location Requirements RBT-4102 Antenna ModelsRBT-4102 Indoor/Outdoor Antenna Options RBT-4102 Indoor Only Antenna OptionRBT-1602 Indoor/Outdoor Antenna Options RBT-1602Model Number Name Frequency Restrictions Lightning Protector Cable OptionsLightning Protector Cable Options and Model NumbersModel Number Description Cable Configuration RoamAbout Pigtail Connection OptionsPigtail Options Contacting an Antenna Installation Company Lightning ProtectionMounting Requirements Installation Requirements Determining the Location of the AP AP Placement and ConfigurationRBT-4102 Overview of Connecting Cables to the Access Point# Component RBT-4102 to Antenna Installation ComponentsRBT-4102 Installation Components ComponentRBT-1602 RBT-1602 to Antenna Installation ComponentsRBT-1602 Installation Components Page Antenna Installation Installation Overview Grounding System Lightning Protector Installation Lightning Protector Installation Antenna Part Number Mast Diameter Mounting the AntennaSelecting a Mast RoamAbout Antennas Mast DiametersAntenna Polarization Mount Mounting the Antenna Mounting on a Wide Mast Mounting the RoamAbout 2.4 GHz Directional Antenna# Component Mounting On a Narrow Mast Mounting the Antenna Mounting Sector Panel Antenna Wide Mast Mounting the RoamAbout 2.4 GHz Sector Panel Antenna# Component Mounting the Antenna RBT-1602 Antennas Solid Wall Installation Pole InstallationPart number RBTES‐BG‐S07120 Mounting On a Mast Mounting On a Wall Mounting the Antenna to a Wall Mounting the RoamAbout 5.8 GHz Panel AntennaAttaching the Antenna Bracket to the Antenna Mounting the Antenna to a Wall Attaching the Mast Brackets to the Antenna Bracket Mounting the Antenna to a MastMounting the Antenna Attaching the Bracket to the Antenna Mounting the 5.8 GHz Panel Antenna to the Mast Mounting the RoamAbout 4.9 to 5.9 GHz Sector Panel Antennas # Component External flap Screw and washer Using the Ceiling Mount Mounting the Antenna Connecting the Antenna Cables Using the Female PigtailComponent Connectors 21 Male Pigtail Cable With Lightning Protector Using The Male PigtailAntenna Cable Route Connecting the CablesRoutine Maintenance Page Specifications Mounting Table A-1 2.4 GHz Omni-Directional Antenna SpecificationsSpecification Value Electrical MechanicalRoamAbout 2.4 GHz Directional Panel Antenna RoamAbout 2.4 GHz Sector Panel Antenna Environmental RoamAbout 2.4 GHz 6 dBi 180 Degree Sector Panel AntennaRoamAbout 2.4 GHz 7 dBi 120 Degree Sector Panel Antenna RoamAbout 2.4 GHz 10 dBi 60 Degree Sector Panel Antenna Part number RBTES‐AW‐S10180 Part number RBTES‐AW‐S12120 Part number RBTES‐AW‐S1460 RoamAbout 5.3 GHz 10db Omni-Directional Antenna Table A-10 5.3 GHz Omni-Directional Antenna SpecificationsTable A-11 5.8 GHz Omni-Directional Antenna Specifications Environmental TemperatureRoamAbout 5.8 GHz 10 dBi Omni-Directional Antenna RoamAbout 5.8 GHz Panel Antenna Table A-12 RoamAbout 5.8 GHz Panel Antenna SpecificationsSpecification Value Environmental RoamAbout 4.9 to 5.9 GHz Sector Panel Antenna Temperature To 75 C To 167F802.11a/b/g Range Extender Omni-Directional Antenna Specification ValueRoamAbout Pigtail Connection Table A-15 Pigtail Connection SpecificationSpecification Value Mechanical Connector TypeLow-Loss Antenna Cable Table A-16 RBTES-L200 Cable SpecificationCable Loss Feet Table A-17 RBTES-L400 Cable SpecificationsTable A-18 RBTES-L600 Cable Specifications RoamAbout Lightning Protector Table A-19 Lightning Protector SpecificationsRoamAbout Lightning Protector Specifications
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