213
ED+, ED+P, ED-, ED-P
1
2
3
4
6
7
8
6.2
A
rithmetic Opera
tion In
str
uctions
6.2.10
ED+, ED+P, ED-, ED-P
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.
Program Example
(1) The following program adds the 64-bit floating decimal point type real numbers at D3 to D6 and the 64-bit floating
decimal point type real numbers at D10 to D13 when X20 goes ON, and stores the result at D3 to D6.
[Ladder Mode]
[List Mode]
[Operation]
(2) The following program subtracts the 64-bit floating decimal point type real number at D10 to D13 from the 64-bit floating
decimal point type real numbers at D20 to D23, and stores the result of the subtraction at D20 to D23.
[Ladder Mode]
[List Mode]
[Operation]
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 value of the specified device is
-
0.
––
––
––
––
4141
The operation result exceeds the following range (when an overflow
occurs):
2
1024
| Operation result |
––
––
––
––
Step
Instruction
Device
D4
5961.437
D3
D6
D5
D11
12003.200
D10
D13 D12
D4
17964.637
D3
D6
D5
Step
Instruction
Device
D21
97365.203
D20
D23 D22
D11
76059.797
D10
D13 D12
D21
21305.406
D20
D23 D22