Mitsubishi Electric MELSEC iQ-F FX5 Programming Manual page 994

■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
• (s1) and (s2) are REAL
Error code Description
(SD0/SD8067)
The data specified by (s1) is -0, denormalized number, NaN (not a number), or .
3402H
The data specified by (s2) is -0, denormalized number, NaN (not a number), or .
3403H (d) exceeds the following range. (An overflow has occurred.)
|(d)|<2
20 ARITHMETIC OPERATION FUNCTIONS
992
20.3 Subtraction
Operation result
ENO
TRUE (Operation error did not occur)
FALSE (Operation error occurred)
*1
FALSE
128
(d)
Operation output value
Indefinite value
(d)
Operation output value
*1
Indefinite value
Indefinite value