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7-280
DEG(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.
• The value of the specified device is 0.
*2
(For the Basic model QCPU, High Performance model QCPU, Process CPU, Redundant
CPU) (Error code: 4100)
*2: There are CPU modules that will not result in an operation error if 0 is specified. For details, refer to 3.2.4.
• The result exceeds the following range (Operation results in an overflow)
(For the Universal model QCPU only)
2
128
| Operation result | (Error code: 4141)
• The value of the specified device is 0, unnormalized number, nonnumeric, and ± .
(For the Universal model QCPU only) (Error code: 4140)
Program Example
(1) The following program converts the radian value set with 32-bit floating decimal point type
real number at D20 and D21 to angles, and stores the result as a BCD value at Y40 to Y4F.
[Ladder Mode]
[List Mode]
[Operations involved when the values at D20 and D21 are 1.435792]
Converts a radian value into
an angle ( )
Converts the angle in
32-bit floating-point real
number into an integer ( )
Outputs the converted integer
to a display device ( )
1
2
3
Step Instruction Device
Conversion
to angle
DEG
BCD operation
BCD
D21 D20 D11 D10
Conversion
to BIN
BIN
D0
b15 b0
BIN value
82
Y4F
BCD value
0
082
Y40
32-bit floating-point
real number
32-bit floating-point
real number
1
.
4 35792 82
.
264 82