FB_HVACNOVRAM_Int
VAR_INPUT
bSetDefault : BOOL;
iVar_Default : INT;
bSetDefault: if the variable is TRUE, the value of the input variable iVar_Default is adopted.
iVar_Default: default value defined by the user. The variable is of the data type INT.
VAR_IN_OUT
iVar : INT;
iVar: variable that is programmed fail-safe by the user.