In Unity pro safety v7.0 use S_UDINT_TO_***: Type Conversion block for converting UDINT value to Time variable. Refer attached document for the details on function block.
Time(in BCD) value is stored in below System words in Unity Safety Plc:
%SW49: day of the week:
1 = Monday,
2 = Tuesday,
3 = Wednesday,
4 = Thursday,
5 = Friday,
6 = Saturday,
7 = Sunday,
%SW50: Seconds (16#SS00),
%SW51: Hours and Minutes (16#HHMM),
%SW52: Month and Day (16#MMDD),
%SW53: Year (16#YYYY).
These words are managed by the system when the bit %S50 is set to 0.
These words can be written by the user program or by the terminal when the bit %S50 is set to 1.