Overview PV load



With this function block, consumers can be switched on and off depending on the PV surplus.


Inputs

BA
Operating mode
Operating mode:

  • 0=Automatic
  • 1=On
  • 2=Off

PU
Surplus*
PV surplus. Whether surplus is positive or negative can be set via the parameter Type surplus.
FG
Enable
Optional enable. If input is 1, control is enabled. This input can be used to switch the control on and off in automatic mode without having to change the operating mode.

If the input is not connected, the control is always enabled.



Outputs

A1-AX

Outputs for load



Parameters

Number of outputs
Number of outputs
Time switch on/off
Time over which switching on/off is performed.
Minimum surplus
Minimum surplus that must at least be present for the control to begin.
Consumer
Here a consumption value can be specified for each consumer. The output is switched on when the surplus exceeds this value.
Type surplus
  • Surplus positive: a positive value at the input means surplus.
  • Surplus negative: a negative value at the input means surplus.

See also common parameters of all function blocks.