Use this constant to supply a constant text string to the block diagram.
Set the value of a string constant by using the Operating tool or the Labeling tool to click it and enter the string you want. Resize a string constant by using the Positioning tool to drag a corner of the constant. You can change the display mode so you can see non-displayable characters or the hex ASCII equivalent to the characters. You also can set the constant in password display mode so asterisks are displayed when you type in characters.
You cannot change the value of the string constant while the VI runs. You can assign a label to this constant.