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EAN 128
261
Add-On 5
Six numbers are transmitted: check number (c) + 5 information items (n). The
uneven figures of the information have a factor of "3", the even figures a factor
of "1". Counting begins from the right. The resulting cross sum is divided by
10. The remaining integer value is subtracted from the modul (10). The result
is transmitted as the check number (c).
Example
The check number is not printed in the clear data line (HRI).
Add-On 2
Three numbers are transmitted: check number (c) and 2 informations (n).
The check number results from the remaining integer value of modul (4).
Example 1
Example 2
Example 3
Information
386104
Factor
39393
Product
24 + 54 + 3 + 0 + 12
Cross sum
93
3 (remainder) = 3 (check number)
Information
004
Remainder (0)
0
Information
206
Remainder (2)
2
Information
399
Remainder (3)
3