ZPL commands
^LL · Label Length
Defines the length height of the label in dots.
Defines the length (height) of the label in dots.
Parameters
^LLn- n: Label length in dots (1–32000)
Example
^XA
^LL600
^FO50,50^A0N,30,30^FDHello^FS
^XZ
Tip
On continuous media (^MNN) ^LL sets the label length; on gap or mark media the printer measures the length with its sensor - if they differ, calibrate the media sensor (~JC).