Festo SBO***-Q Series, Manual

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A. Technical appendix
A-42
Festo P.BE-SBO-Q-EN en 1602e
A.8 Data types
In the following table you will find a comparison of standard
data types as per IEC 61131-3 and the data types used in the
Compact Vision System.
Data types Num­
ber
of
bits Lower limit Upper limit Remarks
Compact
Vision
System IEC
61131-3
byte BYTE 8 0 255 8-bit bit sequence
uint16 WORD 16 0 65535 16-bit bit sequence
uint32 DWORD 32 0 4294967295 32-bit bit sequence
uint64 LWORD
2)
64 0 (2
64
) – 1 64-bit bit sequence
byte SINT 8 –128 127 Signed 8-bit integer
int16 INT 16 –32768 32767 Signed 16-bit integer
int32 DINT 32 –2147483648 2147483647 Signed 32-bit integer
int64 LINT
2)
64 –2
63
(2
63
) – 1 Signed 64-bit integer
byte USINT 8 0 255 Unsigned 8-bit integer
uint16 UINT 16 0 65535 Unsigned 16-bit
integer
uint32 UDINT 32 0 4294967295 Unsigned 32-bit
integer
uint64 ULINT
2)
64 0 (2
64
) – 1 Unsigned 64-bit
integer
float32 REAL 32 1.17549435e–38 3.4038 32-bit floating point
number, smallest and
largest representable
number in terms of
amount