Reference Guide

Table Of Contents
Symbologies
311
Symbology-Specific Security Levels
Redundancy Level
Parameter # 78 (SSI # 4Eh)
The digital scanner offers four levels of decode redundancy. Select higher redundancy levels for
decreasing levels of barcode quality. As redundancy levels increase, the digital scanner aggressiveness
decreases.
Select the redundancy level appropriate for the barcode quality.
Redundancy Level 1
The following code types must be successfully read twice before being decoded:
Redundancy Level 2
The following code types must be successfully read twice before being decoded:
Redundancy Level 3
Code types other than the following must be successfully read twice before being decoded. The following
codes must be read three times:
Table 14-15 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 14-16 Redundancy Level 2 Codes
Code Type Code Length
All All
Table 14-17 Redundancy Level 3 Codes
Code Type Code Length
MSI 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
guide-user-color-8.5x11.book Page 311 Monday, June 1, 2020 5:43 PM
Draft v 10