Mitsubishi Electric MELSEC-Q/L - Page 257

6 BASIC INSTRUCTIONS
6.2 Arithmetic Operation Instructions
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6
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.
Program example
• The following program multiplies the 64-bit floating decimal point real number at D3 to D6 and the 64-bit floating decimal
point real number at D10 to D13, and stores the result at R0 to R3.
• The following program divides the 64-bit floating decimal point real numbers at D10 to D13 by the 64-bit floating decimal
point real numbers at D20 to D23, and stores the result at D30 to D33.
Error
code
Error details Q00J/
Q00/
Q01
QnH QnPH QnPRH QnU LCPU
4140 The specified device value is not within the following range:
0, 2
-1022
 | Specified device value | < 2
1024
The specified device value is -0, unnormalized number, nonnumeric, and .

4100 The divisor is 0. 
4141 The operation result exceeds the following range. (when an overflow
occurs):
|Operation result| < 2
1024

[Ladder Mode] [List Mode]
[Operation]
[Ladder Mode] [List Mode]
[Operation]
Step
Instruction
Device
D4
36.7896
D3D6 D5
D11
11.9278
D10D13 D12
R1
438.8190
R0R3 R2
Step
Instruction
Device
D11
52171.39
D10D13 D12
D21
9.73521
D20D23 D22
D31
5359.041
D30D33 D32