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18 Applied Instructions (Floating Point)
18.24 DRAD / Floating Point Degrees to Radians Conversion
FXCPU Structured Programming Manual
[Basic & Applied Instruction]
18.24 DRAD / Floating Point Degrees to Radians Conversion
Outline
This instruction converts the value of angle unit to the radian unit.
→ As for handling of floating decimal point, refer to FX Structured Programming Manual [Device &
Common].
1. Format and operation, execution form
2. Set data
3. Applicable devices
Function and operation explanation
1. 32-bit operation (DRAD/DRADP)
The angle specified by is converted from the degree unit to the radian unit, and is stored in the device
specified by . Real number can be directly specified in the device specified by .
• Conversion from degree unit to radian unit is as follows.
FX3U(C) FX3G(C) FX3S FX2N(C) FX1N(C) FX1S FXU/FX2C FX0N FX0(S)
Instruction
name
Operation
Execution
form
Expression in each language
Structured ladder/FBD ST
DRAD 32 bits Continuous DRAD(EN, s, d);
DRADP 32 bits Pulse DRADP(EN, s, d);
Variable Description Data type
Input
variable
EN Execution condition Bit
Head device for storing the angle to be converted to radian unit.
FLOAT(Single
Precision)
Output
variable
ENO Execution state Bit
Head device for storing the value having been converted to radian unit
FLOAT(Single
Precision)
Operand
type
Bit Devices Word Devices Others
System user Digit designation
System
user
Special
unit
Index
Cons
tant
Real
Number
Character
String
Pointer
XYMTCS
D.b
KnX KnY KnM KnS T C D R
U\G
VZModifierKH E
""
P
zz z z z
zz z z
DRAD
EN ENO
d
s
DRADP
EN ENO
d
s
Command
input
DRAD
EN ENO
d
s
+1
Binary floating decimal
point (real number)
+1
Binary floating decimal
point (real number)
º rad
d
s s d
Head device for storing the angle
to be converted to the radian unit
Head device for storing the value
having been converted to the radian unit
Radian unit = degree unit ×
180
π