SMA SC 500CP XT - Manual (Page 57)

6.3.2 Setting the Data Transmission Frequency
The communication unit can transmit the data to Sunny Portal or an external FTP server. You can set how often and at
what interval data will be sent by the communication unit. All data upload settings relate to both data upload to Sunny
Portal and data upload to an external FTP server.
If the data transmission to Sunny Portal or the external FTP server fails, the communication unit will make further
attempts to transmit the data.
Procedure:
1. Log into the user interface (see Section 9.4.1, page 81).
2. Select Sunny Central > Settings > Data transmission.
3. Select the upload frequency and time window in the field Upload frequency per time window.
4. Select the maximum number of upload attempts in each time window in the field Maximum number of upload
attempts per time window.
5. Select the button [Save].
6.3.3 Downloading Operating Data Using the FTP Server
6.3.3.1 Defining Read and Write Access Rights
The communication unit is equipped with an integrated FTP server. You can use the FTP server to access the data of the
communication unit. The data is available for view and download in CSV or XML format. In order to use the FTP server,
you must first assign read and write access rights for the FTP server on the communication unit.
Procedure:
1. Log into the user interface (see Section 9.4.1, page 81).
2. Select Sunny Central > Settings > Security.
3. Select an option in the field FTP server:
Option Explanation
Read/write You have read and write access rights on the integrated FTP server.
Read only You have read access rights only on the integrated FTP server.
Off The integrated FTP server is deactivated.
4. Select the button [Save].
6.3.3.2 Accessing the FTP Server via the Web Browser
You can log into the FTP server of the communication unit as either "user" or "installer".
Stored user name and password in the web browser
After you have accessed the FTP server of the communication unit with a web browser, user name and passwords
can be saved in the browser cache.
• Clear the web browser cache to prevent unauthorized access to the FTP server of the communication unit.
Procedure:
1. Start your web browser.
2. Enter the FTP address of the communication unit with your user name and password as follows: ftp://[user name]:
[password]@[IP address]
6 Operation SMA Solar Technology AG
User Manual 57 SCCPXT-BA-E4-en-54