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Wiring mode*
Direct connection: One Logger1000 is connected to all
inverters, where all the inverters must be string inverters or
central inverters.
Cascade connection: Multiple Logger1000 are cascaded,
and this Logger1000 is used as the host.
Line reactive power
compensation*
Compensation for reactive power losses in the line
Control cycle
Time interval of delivering dispatching instructions
Parameter range: 5~60s
Q-Method
PF: set the power factor as the target value
%: set reactive power percentage.
Note: *Only when the control method is set to "Closed-loop control", the parameter "-
Select energy meter" is settable. When selecting an energy meter, the Logger used
must be the one manufactured by SUNGROW.
Step 4
Add local power control manner
Fill in "Start time" and "Percentage"(PF), and click "Save".
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Delete local power control manner: select a local power control manner that needs to be
deleted, and click "Clear data".
10.3.2.4 AI Control
When using the analog signal at the AI port of the Logger1000 as the dispatching input,
set the reactive control mode to "Analog input".
Step 1
Click "Power control" -> "Reactive power" to enter the reactive power interface.
Step 2
Set the reactive control mode to "Analog input".
Step 3
Set AI control parameters. For specific parameter description, refer to the following
table.
User Manual