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 88 / 221
Strict confidential
1.8
Description of the accessories
1.8.1
LoRa antennas
1.8.1.1
Omnidirectional antenna 868MHz 3dBi
The specifications of the omnidirectional 868MHz / 3dBi antenna are the following:
Item
Specification
Frequency range
/- 5MHz
Impedance
50 ohms
Technology
Half wave
VSWR
<1.3:1
Max gain
3dBi
Polarization
Vertical
Power handling
50W
DC ground
Yes
Whip material
Fiberglass
Connector
N female
Length
30 cm
Weight
75g
IP rating
IP66K
Shock resistance
IK08
Wind resistance
150MPH
Operating temperature range
-20°C to +60°C
Salt, fog
EN 60068-2-52, severity 1
The radiation patterns are presented here after. They are measured at 870MHz (red),
868MHz (green) and 866MHz (blue):
Figure 47 : Radiation pattern of omnidirectional 868MHz/3dBi antenna