522
FX
3G
/FX
3U
/FX
3UC
Series Programmable Controllers
Programming Manual - Basic & Applied Instruction Edition
18 Floating Point – FNC110 to FNC139
18.20 FNC132 – TAN / Floating Point Tangent
18.20 FNC132 – TAN / Floating Point Tangent
Outline
This instruction obtains the tangent value of an angle (in radians).
→
For handling of floating point, refer to Subsection 5.1.3.
1. Instruction format
2. Set data
3. Applicable devices
Explanation of function and operation
1. 32-bit operation (DTAN and DTANP)
A value of angle (binary floating point) specified in [
+1,
] is converted into the tangent value, and
transferred to [
+1,
].
Operand Type
Description
Data Type
Device number storing an angle (in radians) in binary floating point
Real number (binary)
Device number storing the tangent value in binary floating point
Oper-
and
Type
Bit Devices
Word Devices
Others
System User
Digit Specification
System User
Special
Unit
Index
Con-
stant
Real
Number
Charac-
ter String
Pointer
X Y M T C S D
.b KnX KnY KnM KnS T C D R U
\G
V Z Modify K H
E
"
"
P
3 3
3
3
3
3 3
3
3
−
Mnemonic
Operation Condition
16-bit Instruction
DTAN
DTANP
Mnemonic
Operation Condition
32-bit Instruction
9 steps
Continuous
Operation
Pulse (Single)
Operation
P
FNC 132
TAN
D
S
D
S
D
S
S
D
D
Command
input
FNC132
DTAN
S
D
[ +1, ] RAD
→
[ +1, ] TAN
Binary floating point Binary floating point
S
S
D
D
+1
+1
Value in radians (Value in degrees
× π
/180)
Binary floating point
Tangent value
Binary floating point
S
D
S
S
D
D