User's Guide

Contents
iii
4.6.2
PIDU Plus Site Selection .............................................................................................37
4.7 Wind Loading ......................................................................................................................... 37
4.7.1 Calculation of Lateral Force ......................................................................................... 37
4.7.2 Capabilities of the PTP 500 Series Bridges................................................................. 38
4.7.3 Wind Speed Statistics .................................................................................................. 39
4.8 Path Loss Considerations ...................................................................................................... 40
4.8.1 Calculating Path Loss .................................................................................................. 40
4.8.2 Adaptive Modulation .................................................................................................... 40
4.9 System Threshold, Output Power and Link Loss................................................................... 41
5 Lightning Protection .....................................................................................................................42
5.1 Lightning Protection Zones .................................................................................................... 42
5.2 LPU Detailed Installation........................................................................................................ 45
5.3 LPU Kit ................................................................................................................................... 46
5.4 LPU Installation Wiring........................................................................................................... 46
5.5 LPU Installation Diagram ....................................................................................................... 48
5.5.1 Typical Mast or Wall Installation .................................................................................. 49
6 Installation......................................................................................................................................50
6.1 Installation Support................................................................................................................. 51
6.2 Legal Disclaimer..................................................................................................................... 51
6.3 Preparation............................................................................................................................. 51
6.3.1 Checks ......................................................................................................................... 51
6.3.2 Tools Required............................................................................................................. 51
6.4 Mounting the ODUs................................................................................................................ 52
6.4.1 Mounting Bracket ......................................................................................................... 52
6.4.2 ODU Mounting Procedure............................................................................................ 53
6.4.3 Hoist and Safety Loop.................................................................................................. 55
6.5 Connecting Up........................................................................................................................ 56
6.5.1 Preparing the PIDU Plus To ODU Cable ..................................................................... 56
6.5.2 Making the Connections at the ODU ........................................................................... 59
6.5.3 Making the PIDU Plus Connection At The ODU.......................................................... 60
6.5.4 Routing the Cable ........................................................................................................ 61
6.5.5 Fitting a Lightning Protection Unit................................................................................ 61
6.5.6 Grounding the Installation............................................................................................ 62
6.5.7 Making the ODU Connection at the PIDU Plus ........................................................... 62
6.5.8 Making the Network Connection at the PIDU Plus ...................................................... 64
6.5.9 Mounting the PIDU Plus............................................................................................... 64