Wirnet iBTS
Document title : Installation and
Maintenance Manual
Version : 2.0
Author : SNI
Date : 04/12/2018
Classification
This document is the strict property of Kerlink and shall not be either copied nor sent without express
written authorization of Kerlink
Internal Use
Kerlink m2m technologies reserved rights
Confidential
Kerlink – 1 rue Jacqueline Auriol – 35235 THORIGNÉ-FOUILLARD
Page 13 / 221
Strict confidential
Figure 65 : Frequency response of the 902-928MHz cavity filter ....................................................... 107
Figure 66 :RJ45 T-568A plug ................................................................................................................ 108
Figure 67 : P8AX Citel .......................................................................................................................... 109
Figure 68 : PRC822S Citel..................................................................................................................... 110
Figure 69 : DC surge protections (1 pole and 2 poles) ........................................................................ 110
Figure 70 : DC surge protection 1 pole schematic .............................................................................. 111
Figure 71 : Example of DC surge protection cabling ........................................................................... 111
Figure 72 : Tongue terminal ................................................................................................................ 112
Figure 73 : Tongue terminal assembly ................................................................................................ 112
Figure 74 : DC surge protection 2 poles schematic ............................................................................. 113
Figure 75 : MJ8-POE-A Citel ................................................................................................................. 114
Figure 76 : PD-OUT/SP11 Microsemi ................................................................................................... 115
Figure 77 : Dimensions of the notched V shaped plate ...................................................................... 116
Figure 78 : Universal antenna bracket dimensions ............................................................................. 117
Figure 79 : Dome antenna bracket dimensions .................................................................................. 118
Figure 80 : Dome antenna bracket with notched V shaped bolt ........................................................ 119
Figure 81 : WIRMA2 Debug Tool connected to the CPU module ........................................................ 120
Figure 82 : Channels allocation proposal in Japan .............................................................................. 137
Figure 83 : Urban (small city) Hata propagation model – RSSI (dBm) vs distance (meters) vs height of
the antenna ......................................................................................................................................... 146
Figure 84 : Rural countryside Hata propagation model - RSSI (dBm) vs distance (meters) vs height of
the antenna ......................................................................................................................................... 146
Figure 85 : Hata propagation model vs area configuration (Height = 12m) – RSSI (dBm) vs distance (m)
............................................................................................................................................................. 147
Figure 86 : Hata propagation model vs area configuration (Height = 30m) – RSSI (dBm) vs distance (m)
............................................................................................................................................................. 147
Figure 87 : Fading effects due to obstacles ......................................................................................... 148
Figure 88 : Fresnel ellipsoid clearance ................................................................................................ 149
Figure 89 : Fresnel ellipsoid and earth curvature ................................................................................ 149
Figure 90 : Typical antenna gain pattern of a GSM BTS ...................................................................... 151
Figure 91 : Typical gain of 3dBi omnidirectional antenna ................................................................... 151
Figure 92 : Typical gain of a sectorial antenna .................................................................................... 152
Figure 93: Wirnet iBTS – plastic clips on the lid .................................................................................. 155
Figure 94: Wirnet iBTS – 4x M5 screws ............................................................................................... 156
Figure 95 : Open points of the compact enclosure ............................................................................. 157
Figure 96 : Opening of the compact enclosure with screwdriver ....................................................... 158
Figure 97 : Single station installation (with USIM) .............................................................................. 159
Figure 98 : Single station installation (No USIM) ................................................................................. 159
Figure 99 : Multi-station installation (No USIM) ................................................................................. 160
Figure 100 : Power distribution in the installation .............................................................................. 161
Figure 101 : Position of the universal antenna support when mounted on the compact enclosure
support ................................................................................................................................................ 167
Figure 102 : Wall mount of the universal antenna bracket ................................................................ 169
Figure 103 : Pole mounting of the universal antenna bracket using strapping .................................. 169
Figure 104 : Universal antenna bracket with compact casing mounting kit ....................................... 169
Figure 105 : LoRa antenna mounted on universal antenna bracket ................................................... 170
Figure 106 : N connector introduced in the hole of the dome antenna bracket ................................ 171
