Omron NX-SL series, Инструкция и справочник

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2 Standard Functions
NX-series Safety Control Unit Instructions Reference Manual (Z931)
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WORD_T
O
_BYTE
WORD_TO_BYTE
This function converts a WORD variable to a BYTE variable.
If you omit an input or output parameter, a building error will occur.
This function converts WORD data In to BYTE data Out .
To convert BYTE data to WORD data, refer to BYTE_TO_WORD.
• The input condition depends on whether the output is safety data or standard data. If the condition is
not met, a building error will occur.
• If you set a safety data type variable for the output terminal, set a safety data type variable for the
input terminal as well.
• If you set a standard data type variable for the output terminal, you can set either a safety data type
variable or a standard data type variable for the input terminal.
• If the input value is not between WORD#16#0000 and WORD#16#00FF, a cast error will occur and
the program will stop.
Instruction Name FB/FUN Graphic expression
WORD_TO_BYTE Convert WORD
to BYTE FUN
Variables
Name I/O Description Valid range Default
In Data to con-
vert Input Data to con-
vert WORD#16#0000 to 00FF WORD#16#0000
Out Conversion
result Output Conversion
result BYTE#16#00 to FF BYTE#16#00
Boolean Bit strings Integers Durations
BOOL SAFEBOOL BYTE SAFEBYTE WO
RD
SAFEWORD DWORD SAFEDWORD INT SAFEINT DINT SAFEDINT TI
ME
SAFETIME
In OK OK
Out OK OK
Function
Additional Information
Precautions for Correct Use
WORD_TO_BYTE