PSC PowerScan - Manual (Page 127)

Programming Guide 121
IATA
IATA is a special symbology subset of Standard 2 of 5. Enabling IATA
selects this custom code as the active Standard 2 of 5 symbology. When
IATA is enabled, Standard 2 of 5 labels will not be read. Scan the bar
code labels below to enable/disable IATA.
SET ------------------------------------------
Enable ---------
Disable ---------
END ------------------------------------------