Mapping of the datatypes

IEC870_10332 -> Creating variables -> Driver objects and datatypes -> Mapping of the datatypes
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All variables in zenon are derived from IEC data types. The following table compares the IEC datatypes with the datatypes of the PLC.

PLC

zenon

Data type

BOOL

BOOL

8

USINT

USINT

9

SINT

SINT

10

UINT

UINT

2

INT

INT

1

-

UDINT

4

-

DINT

3

-

ULINT

27

-

LINT

26

REAL

REAL

5

-

LREAL

6

STRING

STRING

12

-

WSTRING

21

-

DATE

18

-

TIME

17

-

DATE_AND_TIME

20

-

TOD (Time of Day)

19

Data type

The property "Datenart" is the internal numerical name of the data type. It is also used for the extended DBF import/export of the variables.