Mitsubishi MELSEC-Q/L Programming Manual page 213

Operation Error
(1) 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
code
The specified device value is not within the following range:
-126
4100
0, 2 | Specified device value | < 2
The specified device value is
The operation result exceeds the following range (when an overflow
occurs):
4141
128
2 | Operation result |
4140 The specified device is 0, unnormalized number, nonnumeric, and ±
Program Example
(1) The following program adds the 32-bit floating decimal point type real numbers at D3 and D4 and the 32-bit floating
decimal point type real numbers at D10 and D11 when X20 goes ON, and outputs the result to R0 and R1.
[Ladder Mode]
[Operation]
D4 D3
5961.437
(2) The following programs subtracts the 32-bit floating decimal point type real numbers at D20 and D21 from the 32-bit
floating decimal point type real numbers at D11 and D10, and stores the result at D30 and D31.
[Ladder Mode]
[Operation]
D11 D10
97365.203
Error details
128
-
0.
[List Mode]
Step
D11 D10 R1
12003.200 17964.637
[List Mode]
Step
D21 D20 D31
76059.797 21305.406
Q00J/
Q00/ QnH
Q01
–– ––
. –– ––
Instruction Device
R0
Instruction Device
D30
E+, E+P, E-, E-P
QnPH QnPRH QnU LCPU
–– ––
–– ––
–– ––
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