Follow the steps below.

1. Click on the numerical data display part (Function: Entry Target). Display the [Num. Display] dialog, select [Operation/Alarm] and check [Alarm].
   Set a constant or PLC memory address for [Max.] / [Min.].
   
   Example: Data input range: 0 to 100
   
   V-SFT Ver.6
   
   
   V-SFT Ver.5
   
    
2.  To display the maximum value and the minimum value for range limitation on the screen, place numerical data display parts with [Max. Value Display Part] / [Min. Value Display Part] set for [Function].
   
   V-SFT Ver.6
   
   
   V-SFT Ver.5
   
   
   Numerical data in the range from "0" to "100" can be input.
   If any value out of the range is input and the [ENT] key is pressed, an error buzzer (peep-peep) sounds and data input will not be accepted.
   
   Example: Input "80".