SMA Solar Technology AG Commissioning
User Manual SWebBox-BEN111033 33
6.7.4 Determining the Mounting / Installation Location for the GSM
Version
Proceed as follows to determine the optimal mounting location:
1. Select "WebBox > Settings > Modem" on the user interface.
2. Modem settings of the Sunny WebBox are configured (see section 6.7"Configuring the Sunny
WebBox for Modem Operation" (page29)).
3. Select [Signal strength].
☑ The signal strength is displayed. A signal strength of at least 30 % is necessary to ensure secure
communication with all cell phone network providers.
4. Identify the ideal mounting location for the GSM antenna.
☑ The ideal mounting location for the GSM antenna has been determined. You can now mount
the GSM antenna.
6.7.5 Mounting a GSM Antenna with a Bracket or Extension Set
This section shows you how to mount the GSM antenna:
• Mounting the GSM antenna with the supplied bracket (see page 34).
• Mounting a GSM antenna with the GSM antenna extension set (see page 34).
NOTICE!
Increased electromagnetic radiation through the GSM antenna.
• Note that persons may not remain closer than 20 cm to the antenna for long periods
of time.
Improving signal strength
If sufficient reception is not possible in the building, use the optimal GSM antenna extension
set for outside installation (see section 16"Accessories" (page95)).
NOTICE!
Improper mounting can cause damage to the antenna cable.
Improper mounting can cause damage if the antenna cable is twisted or kinked.
• When securing the antenna and the antenna cable with the antenna bracket, do not
twist or kink the cable.
• Use a suitable mounting tool.
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