Conversion instructions
193
Part II IEC Instructions
DWORD_TO_REAL
DWORD into REAL
To add an enable input and enable output to the instruction, select [With EN/ENO] from the
"Instructions" pane (LD, FBD or IL editor). To reuse an instruction select "Recently used" from the
context menu or press <Ctrl>+<Shift>+<v> in the programming window.
PLC types Availability of DWORD_TO_REAL (see page 1319)
Data type I/O Function
DWORD Input input data type
REAL Output conversion result
Description
DWORD_TO_REAL moves the bitset information of a DWORD variable to a REAL variable. The
same functionality can be obtained using DWORD_OVERLAPPING_DUT.
Data types
Example
In this example the function has been programmed in ladder diagram (LD) and structured text (ST).
POU header
All input and output variables used for programming this function have been declared in the POU
header.
LD
ST
When programming with structured text, enter the following:
REAL_value := DWORD_TO_REAL(DWORD_value);