Wasp WLS9500 用户指南

WLS 9500 Product Reference Guide

7-50

Symbology - Specific Security Levels

Redundancy Level

The scanner offers four levels of decode redundancy. Select higher redundancy levels for decreasing levels of bar code
quality. As redundancy levels increase, the 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 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:

Redundancy Level 4

The following code types must be successfully read three times before being decoded:

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

Code Type

Code Length

All

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

Code Type

Code Length

All