PLC

Integer Data Types

The following integer data types are available in TwinCAT.

Data type
Lower bound
Upper bound
Memory space
BYTE
0
255
8 bit
WORD
0
65535
16 bit
DWORD
0
4294967295
32 bit
LWORD
0
264-1
64 bit
SINT
-128
127
8 bit
USINT
0
255
8 bit
INT
-32768
32767
16 bit
UINT
0
65535
16 bit
DINT
-2147483648
2147483647
32 bit
UDINT
0
4294967295
32 bit
LINT
-263
263-1
64 bit
ULINT
0
264-1
64 bit
 
 
Note
When converting types from larger to smaller types, information may be lost.

See also:

Number constants