Mitsubishi Electric MELSEC iQ-R Series Programming Manual page 184

■Operation result
The operation processing is performed. The operation result is output from (d).
Operation error
• When (s1) and (s2) are of REAL data type
Error code Description
3402H The value input to (s1) is -0, a subnormal number, NaN (not a number), or ±∞.
The value input to (s2) is -0, a subnormal number, NaN (not a number), or ±∞.
The value output from (d) is -0, a subnormal number, NaN (not a number), or ±∞.
3403H The data output from (d) exceeds the following range. (An overflow has occurred.)
|(d)|<2
• When (s1) and (s2) are of LREAL data type
Error code Description
3402H The value input to (s1) is -0, a subnormal number, NaN (not a number), or ±∞.
The value input to (s2) is -0, a subnormal number, NaN (not a number), or ±∞.
The value output from (d) is -0, a subnormal number, NaN (not a number), or ±∞.
3403H The data output from (d) exceeds the following range. (An overflow has occurred.)
|(d)|<2
14 ARITHMETIC OPERATION FUNCTIONS
182
14.3 Subtraction
128
1024