FB_HVACOverwriteAnalog

This function block overrides the input rValueIn if eCtrlMode = eHVACCtrlMode_Manual and forwards rManualValueIn to the output rValueOut.

VAR_INPUT

rValueIn        :REAL;
eCtrlMode       :E_HVACCtrlMode;
rManualValueIn  :REAL;

rValueIn: Analog input value that is forwarded to the output rValueOut if eCtlrMode = eHVACCtrlMode_Auto.

eCtrlMode: The operation mode is selected via this enum (see E_HVACCtrlMode). Manual or automatic operation mode.

rManualValueIn: Analog manual input value that is forwarded to the output rValueOut if eCtrlMode = eHVACCtrlMode_Manual.

VAR_OUTPUT

rValueOut           :REAL;

rValueOut: Analog output value.

Requirements