Barney Layout

1. Go to Z Dispense and start dispensing as per usual
2. In the Repeats field:
   
   Add D for Deferred (e.g. 5D)
   
   
   
   
3. Finish the script as per usual

Rapidfire Layout

1. Go to Z Dispense and start dispensing as per usual
2. In the Supply Type drop down:
   
   Tick 'Defer this Script' / Press SHIFT + D on the keyboard while the supply type field is highlighted
   
   
   
   
3. Finish the script as per usual