17
EN-US
IMPORTANT! Fronius recommends a flat rate in order to avoid unforeseeable data vol-
umes.
Calculation Ex-
amples
Example 1 - Home System
1 inverter;
No Fronius Sensor Card/Box;
Fronius Datamanager 2.0 has a
24-hour internet connection
+ 0.15 KB
+ 32 KB/h x 24 h = 768 KB
Archived data is sent to Fronius So-
lar.web;
30 minutes transfer time;
Inverters operate 14 h/day;
15 minutes storage interval;
(This results in 1 memory sector per day in
accordance with Section "Calculating
Memory Capacity")
+ 0.6 KB/min x 30 min = 18 KB
+ (1 memory sector/day x 4 KB) + 8 KB = 12
KB
Real-time data is viewed over a 15-minute
period every day
+ 42 KB/h x 0.25 h = 10.5 KB
1 service message sent each day to con-
firm average error rate
+ 1 service message x 1 KB = 1 KB
Subtotal without safety 0.15 KB
768.00 KB
18.00 KB
12.00 KB
10.50 KB
1.00 KB
809.65 KB
A 10% safety factor is added to the calcu-
lation
809.65 KB + 10%
Final result 890.615 KB/day
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