IDEC SmartAXIS Touch FT1A Series, Руководство пользователя

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1 Numerical Input
9-18
SmartAXIS Touch User’s Manual
■
Input with Arithmetic Operation
To apply arithmetic operations to values entered using a keypad and writing the results, select this check box and
input the arithmetic formula.
Example: To divide the value of device when entered by 60
■
Display with Arithmetic Operation
To apply arithmetic operations to values of devices and writing the results, select this check box and input the
arithmetic formula.
Example: To multiple the value of device when displayed by 60
Arithmetic Formulas
Arithmetic formulas can be specified by freely combining multiple kinds of data and operators in the following format.
• There is no limit on the number of data items or number of operators. However, the maximum number is 120
characters.
• Round brackets can be used.
Data
Operators
Specify the type of arithmetic operation to be performed on the data. The operator priority is the same as for scripts.
For details, refer to Chapter 20 “6.4 About the Priority of the Operator” on page 20-53.
External device
Touch
D0 700
42000÷60
Write value of
entered value
divided by 60
42000
Numerical Input
Destination Device: D0
Input with Arithmetic Operation: @/60
Item Description
@
The device on which the arithmetic operation is performed is specified in the arithmetic formula. Only
1 device can be set for an arithmetic operation.
The device is as specified for Destination Device under the General tab.
Value
Sets the constant values for the arithmetic formula.
The values that can be set depend on the data type selected using Data Format under the General
tab. For details, refer to Chapter 2 “1.2 Available Data” on page 2-2.
Device Specifies the bit device or word device for the arithmetic formula.
Item Description
Arithmetic
operators
Sets the arithmetic operators.
+ Addition
Adds and .
- Subtraction
Subtracts from .
* Multiplication
Multiplies and .
/ Division
Divides by .
% Modulo
Calculates remainder after dividing by .
External device
Touch
D0 1234
1234×60
Display value
multiplied by 60 for
the value of device
74040
Numerical Input
Destination Device: D0
Display with Arithmetic Operation: @*60
...(up to 120 characters)
Operator Data Data
Operator Data Data
to
Operator Data Operator Data Operator Data Operator Data