Mitsubishi Electric MELSEC-Q/L Programming Manual page 561

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Operation error

• In any of the following cases, an operation error occurs, the error flag (SM0) turns ON, and an error code is stored into SD0.

Error details

The number of characters in the character string specified by (S) is outside

the following ranges:

• When VAL instruction is in use: 2 to 8

• When DVAL instruction is in use: 2 to 13

The number of characters in the decimal fraction portion of the character

string specified by (S) is outside the following ranges:

• When the VAL instruction is in use: 0 to 5

• When the DVAL instruction is in use: 0 to 10

The total number of characters in the character string specified by (S) and

the number of characters in the decimal fraction part stand in a relationship

that is outside the following ranges:

Total number of characters -3  Number of characters in the decimal fraction

An ASCII code other than "20H" or "2DH" has been set for the sign.

An ASCII code other than "30H" to "39H" or "2EH" (decimal point) has been

set as a digit for one of the individual numbers.

There has been more than one decimal points set in the value.

The converted BIN value exceeds the following ranges:

• When the VAL instruction is in use: -32768 to 32767

• When the DVAL instruction is in use: -2147483648 to 2147483647

There is no NULL code "00H" within the range of the corresponding devices

starting from the device number specified by (S).

7 APPLICATION INSTRUCTIONS

7.11 Character String Processing Instructions