Chapter 7

Instrument specifications

7.2.1 Acceptable barcodes for sample tubes
The types of barcodes that can be used and check digit support are listed below.

Caution
Use a check digit whenever possible when reading barcodes on sample tubes. There is a risk of incorrect
reading of the barcode if a check digit is not used.

Barcode types
ITF

Check digits

Number of digits

None

Max. 22 digits (sample No.)

Modulus 10

Max. 21 digits (sample No.) + 1 digit (check digit) = Max. 22 digits

None

Max. 22 digits (sample No.)

Modulus 11

Max. 22 digits (sample No.) + 1 digit (check digit) = Max. 23 digits

Weighted
modulus 11

Max. 22 digits (sample No.) + 1 digit (check digit) = Max. 23 digits

Modulus 16

Max. 22 digits (sample No.) + 1 digit (check digit) = Max. 23 digits

None

Max. 22 digits (sample No.)

Modulus 43

Max. 22 digits (sample No.) + 1 digit (check digit) = Max. 23 digits

JAN/EAN/UPC

Modulus 10

12 digits (sample No.) + 1 digit (check digit) = 13 digits

ISBT128

Modulus 103

Max. 22 digits (sample No.) + 1 digit (check digit) = Max. 23 digits

CODE128

Modulus 103

Max. 22 digits (sample No.) + 1 digit (check digit) = Max. 23 digits

CODABAR/NW7

CODE39

Information
When using CODE128, do not use the following codes.
Code

CODE A

CODE B

Code

CODE A

CODE B

95

US

DEL

101

FNC 4

CODE A

96

FNC 3

FNC 3

102

FNC 1

FNC 1

97

FNC 2

FNC 2

103

START (CODE A)

98

SHIFT

SHIFT

104

START (CODE B)

99

CODE C

CODE C

105

START (CODE C)

100

CODE B

FNC 4

Note:
In CODE128, any one of the characters "A", "B", "C", "a", "b" or "c" can be used for the start/stop code.

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XF-1600 Instructions for Use