Canon DR-9050C - imageFORMULA - Document Scanner, Руководство пользователя

Страница: 100 / 154

7-5
Chapter 7 Appendix
2.
Option Specifications
This section contains the specifications for the separately sold Barcode Module (p. 7-3) and imprinters. Refer to “Using Patchcode
Sheets (Option)” (p. 3-20) for the specifications of the patchcodes that can be detected by the patchcode decoder.
Barcode Specifications
The following barcodes can be read by installing the optional
barcode module.
■
Barcode Types
Note: EAN, UPC-A and UPC-E add-ons supported
■
Detection Conditions
Code No. of Digits Checksum
EAN 8 or 13 Modulus 10, Weight 3
Codabar 3 to 32 (including
Start/Stop characters) Modulus 16, 7 DR
Code 39 3 to 32 (including
Start/Stop characters)
(Standard ASCII or
Full ASCII) Modulus 43
ITF 2 to 32 (Even
number. of digits
only) Modulus 10, Weight 3
Code 128 1 to 32 (Valid data
only) Modulus 103
UPC-A 13 Modulus 10, Weight 3
UPC-E 8 Modulus 10, Weight 3
Item Condition
Printed
Side Front or back (or both, but at reduced speed)
Orientation Perpendicular (0 degrees) or parallel (90
degrees) to the feeding direction
Reading direction should be specified
beforehand
Note: Speed is slow when both directions are
specified.
Size Line Width 0.012" to 0.039" (0.3 to 1
mm)
When module width exceeds
0.021" (0.508 mm), Code
128, UPC-A, UPC-E and
EAN detect incorrectly
Code Width 4.134" (105 mm) or less
(including quiet zone)
Bar Height At least 0.393" (10 mm)
Margins At least one character at each
end
Slew Within ±3º
Element
Ratio 2.2 to 3.0
PCS Value At least 0.60 (with a white point of at least
75% reflectance)
Feeding
Direction 0 degrees 90 degrees