6.7.6 NL241 Wi-Fi accessory kitThe wireless network link kit includes hardware for installing a Wi-Fi network link into an ET107weather station. The Wi-Fi modem accessory kit and antenna are ordered separately.6.7.6.1 AntennaCampbell Scientific recommends the 2.4 GHz 5.8 dBd omnidirectional antenna with the NL241Wi-Fi modem in an ET107 station. This antenna provides a 5.8 dBd gain.The Wi-Fi kit provides the hardware needed to mount the antenna to the ET107 pole.6.7.6.2 Power considerationsCampbell Scientific recommends using either AC power or a 10-watt solar panel and the PS24power supply. Refer to PS24 24 Ah power supply with 10 x 12 inch enclosure (p. 91) for mountingoptions and information on the PS24.6.7.6.3 Internal installation of Wi-Fi modemIf the wireless network link kit was ordered with the ET107, skip this section and go directly toExternal installation of the Wi-Fi modem (p. 57).For installation inside the ET107 enclosure, the following components are provided in the kit:(1) Mounting bracket(1) 36 cm (14 in) Coaxial Cable with RPSMA-to-BNC ConnectorsFIGURE 6-39. Wi-Fi modem mounted inside the ET1071. Fasten the mounting bracket to the enclosure using the three screws provided.2. Thread the smaller SMA connector end of the internal antenna cable underneath thebattery cables and screw it to the RF antenna connector on the NL241 Wi-Fi modem.Section 6. Installation 56
