Introduction 
  1.4 User interface 
Turning 
Operating Manual, 03/2013, 6FC5398-8CP40-3BA1 
49 
Changing or calculating parameters  
If you only want to change individual characters in an input field rather than overwriting the 
entire entry, switch to insertion mode.  
In this mode, you can also enter simple calculation expressions, without having to explicitly 
call the calculator. You can execute the four basic calculation types, work with expressions in 
brackets as well as generate square roots and squares. 
 
 
Note 
Generating square roots and squares 
The extract roots and generate square functions is not available in the parameter screens of 
the cycles and functions in the "Program" operating area. 
 
 
 
 
Press the <INSERT> key. 
The insert mode is activated. 
 
You can navigate within the input field using the <Cursor left> and 
<Cursor right> keys. 
 
 
Use the <BACKSPACE> and <DEL> key to delete individual characters.
 
+ <*>  Enter the multiplication characters using the <SHIFT> + <*> keys. 
 
+ </>  Enter the division character using the <SHIFT> + </> keys. 
 
  Enter bracket expressions using the <SHIFT> + <(> and <SHIFT> + <)> 
keys. 
 
+ <)>   
5
 
+ <number> Enter "r" or "R" as well as the number x from which you would like to 
extract the root.