5
Troubleshooting
Problem
Cause and corrective measures
The radio range has not im-
proved despite the antenna.
The problem can be caused by one of the following:
• The inverter has not recognized the antenna automatically.
• The antenna is not installed correctly or an unapproved antenna has been
used.
• The receiver is placed in the dead spot.
Corrective measures:
• Ensure that the antenna has been recognized by the inverter:
– Log in to the user interface of the inverter as
Installer
(see the inverter
manual).
–
Instantaneous values > Plant communication > WLAN
.
– Check whether the parameter
Antenna Type
is set on
External
Antenna
.
If the value
External Antenna
is not set, set the antenna type (see
inverter manual).
• Ensure that the antenna of type “EXTANT-40” is installed correctly and that
only the supplied antenna cable was used.
• Ensure that the receiver is not placed in the dead spot .
5 Troubleshooting
SMA Solar Technology AG
Installation Manual
EXTANT-40-IA-en-10
14
