Symbologies 13 - 77

Redundancy Level

Parameter # 4Eh

The digital scanner offers four levels of decode redundancy. Select higher redun dancy levels for decreasing levels
of bar code quality. As redundancy levels increase, the digital scanner’s aggressiveness decreases.
Select the redundancy level appropriate for the bar code quality.

Redundancy Level 1

The following code types must be successfully read twice before being de coded:

Redundancy Level 2

The following code types must be successfully read twice before being de coded:

Redundancy Level 3

Code types other than the following must be successfully read twice before be ing decoded. The following codes
must be read three times:
Table 13-2
Redundancy Level 1 Codes
Code Type Code Length
Codabar 8 characters or less
MSI 4 characters or less
D 2 of 5 8 characters or less
I 2 of 5 8 characters or less
Table 13-3
Redundancy Level 2 Codes
Code Type Code Length
All All
Table 13-4
Redundancy Level 3 Codes
Code Type Code Length
MSI Plessey 4 characters or less
D 2 of 5 8 characters or less
I 2 of 5 8 characters or less
Codabar 8 characters or less