Motorola PTP 500 Series - Page 5

Contents
iii
4.6.2
PIDU Plus Site Selection .............................................................................................34
4.7 Wind Loading ......................................................................................................................... 34
4.7.1 Calculation of Lateral Force ......................................................................................... 34
4.7.2 Capabilities of the PTP 500 Series Bridges................................................................. 35
4.7.3 Wind Speed Statistics .................................................................................................. 36
4.8 Path Loss Considerations ...................................................................................................... 37
4.8.1 Calculating Path Loss .................................................................................................. 37
4.8.2 Adaptive Modulation .................................................................................................... 37
4.9 System Threshold, Output Power and Link Loss................................................................... 38
5 Lightning Protection .....................................................................................................................39
5.1 Lightning Protection Zones .................................................................................................... 39
5.2 LPU Detailed Installation........................................................................................................ 42
5.3 LPU Kit ................................................................................................................................... 43
5.4 LPU Installation Wiring........................................................................................................... 43
5.5 LPU Installation Diagram ....................................................................................................... 45
5.5.1 Typical Mast or Wall Installation .................................................................................. 46
6 Installation......................................................................................................................................47
6.1 Installation Support................................................................................................................. 48
6.2 Legal Disclaimer..................................................................................................................... 48
6.3 Preparation............................................................................................................................. 48
6.3.1 Checks ......................................................................................................................... 48
6.3.2 Tools Required............................................................................................................. 48
6.4 Mounting the ODUs................................................................................................................ 49
6.4.1 Mounting Bracket ......................................................................................................... 49
6.4.2 ODU Mounting Procedure............................................................................................ 50
6.4.3 Hoist and Safety Loop.................................................................................................. 52
6.5 Connecting Up........................................................................................................................ 53
6.5.1 Preparing the PIDU Plus To ODU Cable ..................................................................... 53
6.5.2 Making the Connections at the ODU ........................................................................... 56
6.5.3 Making the PIDU Plus Connection At The ODU.......................................................... 57
6.5.4 Routing the Cable ........................................................................................................ 58
6.5.5 Fitting a Lightning Protection Unit................................................................................ 58
6.5.6 Grounding the Installation............................................................................................ 59
6.5.7 Making the ODU Connection at the PIDU Plus ........................................................... 59
6.5.8 Making the Network Connection at the PIDU Plus ...................................................... 61
6.5.9 Mounting the PIDU Plus............................................................................................... 61