Procedure:
1. Log into the user interface as an installer (see Section 12.8.1, page 177).
2. Select
Sunny Central > Info
.
3. Select the button [
Delete
] in the field
Sunny Portal Buffer Load
.
8.3
Saving Operating Data
8.3.1
Reducing Storage Capacity by Averaging
The communication unit can average the data over a defined time period. This helps to compress the data of the
connected devices so that it occupies less memory space in the communication unit.
Procedure:
1. Log into the user interface (see Section 12.8.1, page 177).
2. Select
Sunny Central
>
Recording
.
3. In the field
Averaging
over
, select the time period over which the communication unit is to calculate the
average.
4. Select the button [
Save
].
8.3.2
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 12.8.1, page 177).
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
].
8.3.3
Downloading Operating Data Using the FTP Server
8.3.3.1
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 12.8.1, page 177).
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.
8 Operation
SMA Solar Technology AG
System Manual
107
MVPS22JP-SH-en-11
Summary of Contents for 1000-1SC
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