Mitsubishi Electric MELSEC iQ-F FX5 Programming Manual page 965

■Operation result
1.
Function without EN/ENO
The following table lists the operation results.
Operation result
No operation error occurred
An operation error occurred
2.
Function with EN/ENO
The following table lists the execution conditions and operation results.
Execution condition
EN
TRUE (Executes operation)
FALSE (Stops operation)
*1 When FALSE is output from ENO, data output from (d) is undefined. In that case, modify a program so that the data output from (d) is
not used.
Operation error
Error code Description
(SD0/SD8067)
2820H 00H does not exist in the corresponding device range starting from (s)
3401H Invalid data which cannot be converted to (s) are set.
• Any character other than "30(0)" to "39(9)" exists in the integer part or decimal part.
• 2EH (.) exists in two or more positions in the specified character string.
• Any character other than 45H (E), 65(e), 2B(+) , or 2D(-) exists in the specified exponent part.
• Two or more exponent parts of 45H (E) or 65(e) exist in the specified character string.
• Three or more digits of numerical values in the exponent parts are described in the specified character string.
• Two or more signs of exponent parts of 2B(+) or 2D(-) exist in the specified character string.
• Two or more signs of 2B(+) or 2D(-) exist in the integral part for the decimal point format and exist in the mantissa part for the exponent
format in the specified character string.
• The number of characters after (s) is 0 or more than 24
3403H (d) exceeds the following range. (An overflow has occurred.)
128
|(d)|<2
(d)
Operation output value
Indefinite value
Operation result
ENO
TRUE (Operation error did not occur)
*1
FALSE (Operation error occurred)
*1
FALSE
(d)
Operation output value
Indefinite value
Indefinite value
18 TYPE CONVERSION FUNCTIONS
18.47 Converting STRING to REAL
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