Delta C2000 series User Manual page 534

API
ACOS
134
D P
Bit Devices
X Y M K
S
＊
D
Operands:
Please refer to the specifications of each model for the
range of operands.
S: Source device (binary floating value) D: Operation result

Explanation
 ACOS value =cos
See the figure below for the relation between the input S and the result:
When X0 = ON, DACOS instruction performs arc cosine operation on the binary floating
Example
value in (D1,D0) and stores the ACOS value in (D11, D10) in binary floating format.
X0
Word Devices
H KnX KnY KnM T
＊
-1
R
S: Input (COS value)
R: Result (ACOS value)
2
-1,0 0
DACOS D0
Binary floating point
D 1 D 0
ACOS value
D 11
D 10
Chapter 16 PLC Function C2000 Series
Arc Cosine
16-bit command (5 STEPS)
－
C D
＊
32-bit command
＊
DACOS
Flag signal: none
S
1,0
D10
16-87
－ － －
DACOS
P