Opticon LPR5627 User Manual

Page 39

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Manual No. 25-ULPNR101-03; Feb, 2003 LPN5627 / LPR5627 Laser Fixed Mount

Scanner

Page 35

Codabar (NW-7) Format

Start

Character

1 to 42

data digits

Check

digit

Stop

Character

A . . . .

. . . . T

a . . . .

. . . . t

A . . . .

. . . . A

a . . . .

. . . . a

Codabar (NW-7) has four different start/stop character schemes as shown above. The check digit is

optional and, if present, would be the last character.

If the scanner is programmed to calculate the check digit and the bar code is not printed with a

check digit, the bar code will not be read.

8. Options for Interleaved 2 of 5

Computer

Command

Function

/Description

Bar Code

Command

(Z7)

START/END

Programming Menu

-[8-

G0

Do not calculate check digit

-H1-

%

G1

Calculate check digit

-H2-

G2

Transmit Check digit

-H3-

%

G3

Do not transmit check digit

-H!-

7M

Enable 2 characters

-8N-

7N

Disable 2 characters

-8O-

%

2 of 5 Format (Standard and Interleaved)

1 to 44 data digits

CD

numeric only (0 to 9)

Check Digit

Opticon strongly recommends that the “Fixing the Number of Digits” featured on page 32 be employed

whenever 2 of 5 bar codes are used.

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