Delta C2000 Series User Manual page 579

Chapter 16 PLC Functions Applications
API
ATAN
135
D
Bit device
X Y M
S
D
Notes on operand usage:
Please refer to the function specifications table for each device in
series for the scope of device usage
X0
C2000 Series
P
Word device
K H KnX KnY KnM
S: the designated source (binary floating point number). D: the ATAN value result.
-1
ATAN value =tan
The figure below shows the relationship between input data and result:
R
2
0
-
2
When X0=On, the TAN 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.
D0
DATAN
D 1 D 0
D 11 D 10
Binary floating point number ATAN operation
16-bit command
T C D
32-bit command (9 STEP)
DATAN
Flag signal: none
S: Input (TAN value)
R: Result (ATAN value)
S
D10
Binary floating point
ATAN value
binary floating point
16-88
Continuous DATANP
execution type execution type
Pulse