Select the check box to improve decoding safety: it is generally the last digit aligned to
the right of the code and verifies the validity of the preceding digits. The calculation
technique and number of check digits depend on the code selected.
It is advised to enable the check digit whenever correct code identification is difficult. The
following barcode symbologies include check digits in their definitions:
Code 128
EAN/UPC
Code 93
For these symbologies the check digit control is not allowed.
Select a customized check digit for Standard, German, DHL, Daimler-Chrysler, or
Bosch from the drop-down list.
Select the check box to include the Check Digit in the code transmitted.
Select Variable or an available value from the drop-down list. The Bar Count allows to
further specify the number of elements in the read code for Code 128, GS1-128, Code
93, ISBT 128 or Code 39 Full ASCII.
For these codes, the same number of barcode elements (bars + spaces) can be
associated with a different number of characters.
Variable: to select the correct number of characters, set Label Length to the
desired fixed value and Bar Count to Variable
Digit Number 2, Bar Count variable
Code 128 or GS1-128: from 25 to 499 - a variable number of characters in
steps of 6.
Code 93 or ISBT 128: from 25 to 385 - a variable number of characters in
steps of 6.
Code 39 Full ASCII: from 29 to 619 - a variable number of characters in steps
of 10.
To select a particular barcode length in elements, set Bar Count to the desired
fixed value and Label Length to Variable.
Digit Number variable, Bar Count 31