FB_HVACPersistent_Time

FB_HVACPersistent_Time 1:

VAR_INPUT

bSetDefault           : BOOL;
tVar_Default          : TIME;                               

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

tVar_Default: default value defined by the user. The variable is of the data type TIME.

VAR_IN_OUT

tVar              : TIME;                          

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