4.4
Variables registration
4.4.1
Standard variables registration
Variables to be used in programs shall be registered. Two types of variables are provided.
One type of variables is standard variables prepared as standard and other type of variables
is variables that the user defines. Tags and system variables (ZW) are standard variables.
The standard variables can be created in "Add a standard variable" on the "Controller
Variable" screen. For variables, see 3.2 "Variables."
In this example, the following standard variables used often will be generated.
(1) Double-click the "Variable" (ZW in this example) at the lower right of the screen.
6F8C1135
Table 4-6 Standard Variables
Tool
abbreviation
ZW
System variable
PV_PARA
Indicator variable (parameter)
LP_PARA
Controller variable (parameter)
PB_PARA
Pushbutton variable (parameter)
PV_DATA
Indicator variable (data)
LP_DATA
Controller variable (data)
PB_DATA
Pushbutton variable (data)
Figure 4-9
4.4 Variables registration
Name
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