Delta CT2000 Series, User Manual

Page: 528 / 634

Chapter 16 PLC Function

CT2000 Series
16-87
API
ACOS
Binary floating point number ACOS operation
134
D P
Bit device Word device 16-bit command
－ － － －
32-bit command (9 STEP)
DACOS Continuous
execution type
DACOS
P
Pulse
execution type
Flag signal: none
X Y M K H KnX KnY KnM T C D
S
＊ ＊ ＊
D ＊
Notes on operand usage:
Please refer to the function specifications table for each device in
series for the scope of device usage

S
: the designated source (binary floating point number).
D
: the ACOS value result.
 ACOS value =cos
-1
The figure below shows the relationship between input data and result:
R
S
2
0 1,0 -1,0
S: Input (COS value)
R: Result (ACOS value)
 When X0=On, the ACOS value obtained from the designated binary floating point
number (D1, D0) will be stored in (D11, D10), with the content consisting of a
binary floating point number.
X0
DACOS D0 D10
D 1 D 0
D 10
ACOS value
Binary floating point
D 11