FB_HVACNOVRAM_Udint
VAR_INPUT
bSetDefault : BOOL;
udiVar_Default : UDINT;
bSetDefault: if the variable is TRUE, the value of the input variable udiVar_Default is adopted.
udiVar_Default: default value defined by the user. The variable is of the data type UDINT.
VAR_IN_OUT
udiVar : UDINT;
udiVar: variable that is programmed fail-safe by the user.