
Contents
iii
4.6.1 ODU Site Selection......................................................................................................34
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 300 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
5Lightning 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
6Installation......................................................................................................................................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
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