Datalogic PowerScan RF Programming Manual page 117

Read
Verification
RF Programming Manual
Scan the bar codes below to set the number of reads desired to verify
Codabar symbology.
NOTE
SET ------------------------------------------
Set Read to One read
Set to Two reads
Set Read to Three reads ---------
Set to Four reads
END ------------------------------------------
The more times the scanner is required to
read and compare the bar codes data, the
longer the scanner will take to validate and
transmit a label.
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