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Program Controller SE-707
© 2018 by STANGE Elektronik GmbH
132
Subject to technical modifications
8.3.3.10 Formula / constants
The configuration selection page is divided in two input fields for
“Formula” and “Constants”:
Overview of the formula:
- Formula number
- Description
Overview of the constants:
- Constant number
- Description
- Value
The functions are defined over the “Edit” button.
The numbers of parameters are defined by operating the “PARAM” button.
Functions for each formula:
Function
Input Range
Parameter:
Number
Number of formula
Description
Formula value name, 24 Unicode characters
Display format
-, ##0 … 0.00000 E+0 log10
Lower limit of range
-9.99999E15 to +9.99999E15
Upper limit of range
-9.99999E15 to +9.99999E15
Dimension text
10 characters max.
External release
PLC-FI external release (FI 826, 830, …):
Always active
External release, static
External release, pos. flank
Reset-Code
PLC-FI formula reset (FI 825, 829, …):
Formula value = 0
(0)
Formula value = set value
(Sv)
Formula value = actual value
(Av)
Formula value = formula value
(Xv)
Formula value = variable value
(Va)
Formula value = constant value
(C)
Reset-Code-Operand
Number of the selected operand in “Reset-Code”
Formula
Formula input (the number of operands plus operations is limited to 31 per formula)
+
(Addition)
-
(Subtraction)
*
(Multiplication)
/
(Division)
(
(Left parenthesis)
)
(Right parenthesis)
√
(Square root)
e^x
(e to the x)
x^y
(x to the y)
Lg
(Logarithm of 10)
Ln
(Natural logarithm)
Sinus
(Xradiant)
Cosinus (Xradiant)
Tangens (Xradiant)
SW
(Set value)
IW
(Actual value)
K
(Constant)
V
(Variable)
X
(Formula value)
Y
(Manipulated variable)
RI
(Controller actual value)
RS
(Controller set value)
Содержание SE-707
Страница 179: ...SE 7xx REFERENCE LISTS Function Inputs FI 2 ...
Страница 208: ...SE 7xx REFERENCE LISTS Function Outputs FO 2 ...