SMA Solar Technology AG
7.3
Establishing a connection to the user interface
7.3.1
Establishing a Direct Connection via Ethernet
Requirements:
☐ The product must be commissioned.
☐ An end device (e.g. computer) with an Ethernet interface must be available.
☐ The product must be connected directly to the end device.
☐ The respective latest version of one of the following web browsers must be installed: Chrome,
Edge, Firefox, Internet Explorer or Safari.
☐ The SMA Grid Guard code of the Installer must be available for the changing of grid-relevant
settings after completion of the first ten feed-in hours or installation assistant (see "Application
for SMA Grid Guard Code" at www.SMA-Solar.com).
IP address of the inverter
• Standard inverter IP address for direct connection via Ethernet: 169.254.12.3
Procedure:
1. Open the web browser of your device, enter the IP address 169.254.12.3 in the address line
and press the enter key.
Web browser signals a security vulnerability
2.
After the IP address has been confirmed by pressing the enter key, a message might
appear indicating that the connection to the user interface of the inverter is not secure.
SMA Solar Technology AG guarantees that calling up the user interface is secure.
• Continue loading the user interface.
☑ The login page of the user interface opens.
7.3.2
Establishing a direct connection via WLAN
Requirements:
☐ The product must be commissioned.
☐ An end device (e.g. computer, tablet PC or smartphone) must be available.
☐ The respective latest version of one of the following web browsers must be installed: Chrome,
Edge, Firefox, Internet Explorer or Safari.
☐ JavaScript must be enabled in the web browser of the end device.
☐ The SMA Grid Guard code of the Installer must be available for the changing of grid-relevant
settings after completion of the first ten feed-in hours or installation assistant (see "Application
for SMA Grid Guard Code" at www.SMA-Solar.com).
Installation Manual
7 Commissioning
STP33-62-US-41-IA-xx-13
47