Datalogic Powerscan PD7100 Product Reference Manual page 90

Keyboard Interface
Intercharacter Delay — cont.
ENTER/EXIT PROGRAMMING MODE
Intercharacter Delay = No Delay
Select Intercharacter Delay Setting
Make a mistake? Scan the CANCEL barcode to abort and not
save the entry string. You can then start again at the beginning.
CANCEL
00 = No Intercharacter Delay
DEFAULT
80 PowerScan TM PD7100 Corded