Mitsubishi Electric MELSEC iQ-R Series - Page 736

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7 APPLICATION INSTRUCTIONS
7.9 Real Number Instructions
Processing details
• These instructions multiply the single-precision real number in the device specified by (s1) by the single-precision real
number in the device specified by (s2), and store the multiplication result in the device specified by (d).
• Value 0 or 2
-126
|specified value (stored value)| <2
128
can be specified or stored in the devices specified by (s1), (s2), and
(d).
• When an input value is set using the engineering tool, a rounding error may occur. Refer to the following for the precautions
on setting input values using the engineering tool.
Page 49 Precautions
Operation error
Error code
(SD0)
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 .
3403H The data in the device specified by (d) exceeds the following range. (An overflow has occurred.)
|(d)|<2
128
×
(s1)(s1)+1 (s2)(s2)+1 (d)(d)+1
Single-precision real number Single-precision real number Single-precision real number