SMA Solar Technology AG
9 Troubleshooting
Installation Manual
HoMan-IA-en-17
57
The PV System Setup Assistant
lists none or not all of the
BLUETOOTH devices in your PV
system.
The wireless connection of several devices may be disturbed by
ambient conditions.
Corrective measures:
• Ensure that the connection quality for the BLUETOOTH
devices is at least "good" (see BLUETOOTH device
manuals).
• If the connection quality is not at least "good", use a
BLUETOOTH repeater or SMA radio-controlled socket.
This will extend the wireless range of your BLUETOOTH
network.
Inverters with BLUETOOTH Piggy-Back shut down overnight.
For this reason, the Sunny Home Manager cannot establish a
connection to these inverters during this time.
Corrective measures:
• Select [
Skip forward
] and continue with registration.
After registration, add devices to the system as new devices
when there is sufficient irradiation (see user manual
"SUNNY HOME MANAGER in Sunny Portal").
The devices of your PV system may not be commissioned. In this
case, the Sunny Home Manager cannot establish a connection to
these devices.
Corrective measures:
• Commission the devices.
Insufficient radio range of the inverter with BLUETOOTH
communication interface.
Corrective measures:
• Use SMA BLUETOOTH Repeater or SMA radio-controlled
socket. This will extend the wireless range of your
BLUETOOTH network.
Insufficient transmission power of the inverter with
SMA BLUETOOTH Piggy-Back Plus
Corrective measures:
• Use the antenna extension add-on kit "ANTEXTKIT25-10".
Problem
Cause and corrective measures
