```pascal
// Block Type: InstanceDB
// Block Number: 2000

DATA_BLOCK "SubCarb_DB"
{ S7_Optimized_Access := 'TRUE' }
VERSION : 0.1

VAR
  TDelayOpen1 : STRUCT
    PT : Time := T#0MS;
    ET : Time;
    IN : Bool := TRUE;
    Q : Bool;
  END_STRUCT;

  TDelayClose1 : STRUCT
    PT : Time := T#0MS;
    ET : Time;
    IN : Bool := FALSE;
    Q : Bool;
  END_STRUCT;

  TDelayOpen2 : STRUCT
    PT : Time := T#0MS;
    ET : Time;
    IN : Bool := TRUE;
    Q : Bool;
  END_STRUCT;

  TDelayClose2 : STRUCT
    PT : Time := T#0MS;
    ET : Time;
    IN : Bool := FALSE;
    Q : Bool;
  END_STRUCT;

  TDelayOpen3 : STRUCT
    PT : Time := T#0MS;
    ET : Time;
    IN : Bool := FALSE;
    Q : Bool;
  END_STRUCT;

  TDelayClose3 : STRUCT
    PT : Time := T#0MS;
    ET : Time;
    IN : Bool := TRUE;
    Q : Bool;
  END_STRUCT;

  TDelayOpen4 : STRUCT
    PT : Time := T#0MS;
    ET : Time;
    IN : Bool := FALSE;
    Q : Bool;
  END_STRUCT;

  TDelayClose4 : STRUCT
    PT : Time := T#0MS;
    ET : Time;
    IN : Bool := TRUE;
    Q : Bool;
  END_STRUCT;

END_VAR

BEGIN
  // Data Blocks have no executable code
END_DATA_BLOCK

```