${serialNumber} to inject record data. The Available Fields panel to the left of the ZPL Template editor lists every variable you can use; click a field to insert it at the cursor.
Set the template’s name, print density (DPI), and label height and width under Template Settings, then click Create Template for a new template or Save Template for an existing one. Use Deactivate to retire a template you no longer need.Labels and Scanning
Create label templates
Author ZPL barcode label templates in organization settings using variables to inject entity data like serial numbers, part numbers, and run IDs.
Go to Settings → Organization → Barcode Labels and use the Inventory, Kits, and Locations tabs under Label templates to choose which entity type a template applies to.
Render your ZPL with the open source Labelary service to get the sizing and spacing correct.
Templates use variables with a syntax like