Conversion instructions
142
Part II IEC Instructions
TIME_TO_DWORD
TIME into DOUBLE WORD
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 TIME_TO_DWORD (see page 1331)
Data type I/O Function
TIME input input data type
DWORD output conversion result
Description
TIME_TO_DWORD converts a value of the data type TIME into a value of the data type DWORD.
The time 10ms corresponds to the value 1, e.g. an input value of T#1s is converted to the value
100 (16#64).
Data types
Example
In this example, the same POU header is used for all programming languages. For an example
using IL (instruction list), please refer to the online help.
POU header
All input and output variables used for programming this function have been declared in the POU
header.
This example uses variables. You can also use a constant for the input variable.
Body
time_value of the data type TIME is converted to value of the data type DWORD and written into
the output variable DWORD_value.
LD
ST
When programming with structured text, enter the following:
DWORD_value:=TIME_TO_DWORD(time_value);