43
*2 RSS Expanded
The maximum digit count for just numeric data is 74 digits, or the maximum digit count for just
alphabet data is 41 digits.
*3 Minimum digits for Code39
The no. of minimum digits can be set to one digit only when scanning Code39 symbology is
enabled.
*4 Minimum digits for NW-7
The no. of minimum digits can be set to one digit only when scanning NW-7 symbology is enabled.
*5 Code128
Maximum number of columns of CODE-A, B is 77 digits.
Maximum number of columns of CODE - C will be 100 digits.
Check digit calculation
A barcode value is calculated methodically, and then the calculation result and the check
character at a specific position are compared. If they match each other, the scanning data is
deemed correct. The calculation method differs according to each barcode symbology.
Readable digits
The actual readable digits on a barcode differ depending on the resolution and the scanning
distance between the terminal and the bar code.
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