Enterasys Networks 9033348-02 manual Antenna Installation

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Table of Contents

3 Antenna Installation

Installation Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2

Verify Component Connector Polarity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2

Grounding System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-4

Lightning Protector Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-4

Mounting the Antenna . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-6

Requirements for the Directional and 7 dBi Omni-Directional Antennas . . . . . . . . . . . 3-6

Antenna Polarization. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-7

Mounting the Directional Antenna . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-8

Mounting the Omni-Directional Antenna . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-10

Mounting the Vehicle-Mount Antenna . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-12

Connecting the Antenna Cables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-13

Antenna Cable Route . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-13

Connecting the Cables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-14

Optimizing RoamAbout Outdoor Antenna Placement . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-15

Routine Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-16

A Specifications

RoamAbout 14 dBi Directional Antenna. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-1

RoamAbout 7 dBi Omni-Directional Antenna . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-3

Vehicle-Mount Antenna. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-4

RoamAbout Pigtail Connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-5

Low-Loss Antenna Cable. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-6

RoamAbout Lightning Protector . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A-8

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Contents Outdoor Antenna Site Preparation and Installation Guide Page Page Regulatory Information Electrical Hazard Warnings Page Contents Antenna Installation Preface Intended AudienceAssociated Documents Component Information LocationGetting Help Address TechWriting@enterasys.comDocument Conventions Icon MeaningChoosing a Wireless Network Configuration Chapter Site PreparationDetermining the Antenna Locations Maximum Distances Between AntennasDistances and Line of Sight Clearance FCC RoamAbout PC Card Variations Line of SightFresnel Zone and Line of Sight Clearance Potential Obstacles to Line of Sight not to scale Other Factors That Can Reduce Antenna Range Large Reflecting SurfacesInstaller is responsible for local building codes Other RequirementsAntenna Options RoamAbout 5 dBi Vehicle-Mount AntennaRoamAbout 14 dBi Directional Antenna KITExample Outdoor Yagi Antenna Configuration RoamAbout 7 dBi Omni-Directional Antenna Antenna KITExample Omni-Directional Antenna Configuration Contacting an Antenna Installation Company Lightning ProtectionMounting Requirements Line of SightInstallation Requirements Page Chapter Access Point Placement Configuration Determining the Location of the Access PointOverview of Connecting Cables to the Access Point Access Point 2000 Installation OverviewOverview of Connecting Cables to the Access Point Overview of the Access Point Configuration Settings from the RoamAbout Access Point Installation MenuRoamAbout Access Point Manager Overview of the Access Point Configuration Chapter Antenna Installation Installation Overview Verify Component Connector PolaritySelecting the Correct N-Type Connector Lightning Protector Installation Grounding SystemLightning Protector Installation Mounting the Antenna Antenna Polarization Mounting the Directional Antenna Antenna Cables section onMounting the 14 dBi Antenna to a Mast Mounting the Omni-Directional Antenna Mounting the Omni-Directional Antenna to a Mast Mounting the Vehicle-Mount Antenna Mounting the Vehicle-Mount AntennaConnecting the Antenna Cables Antenna Cable RouteConnecting the Cables Optimizing RoamAbout Outdoor Antenna Placement Routine Maintenance Table A-1 14 dBi Directional Antenna Specifications RoamAbout 14 dBi Directional AntennaRoamAbout 14 dBi Directional Antenna Table A-2 7 dBi Omni-Directional Antenna Specifications RoamAbout 7 dBi Omni-Directional AntennaTable A-3 Vehicle-Mount Antenna Specifications Vehicle-Mount AntennaTable A-4 Pigtail Connection Specifications RoamAbout Pigtail ConnectionMechanical Specifications Low-Loss Antenna CableConnectors Table A-8 Lightning Protector Specifications RoamAbout Lightning Protector