FB_HVACPersistent_Dword

FB_HVACPersistent_Dword 1:

VAR_INPUT

bSetDefault          : BOOL;
dwVar_Default        : DWORD;                               

bSetDefault: if the variable is TRUE, the value of the input variable dwVar_Default is adopted.

dwVar_Default: default value defined by the user. The variable is of the data type DWORD.

VAR_IN_OUT

dwVar            : DWORD;                          

dwVar: variable that is programmed fail-safe by the user.