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12 - 102DS457-XX20004ZZWW Fixed Mount Imager Integration Guide

Redundancy Level

Parameter # 78 (SSI # 4Eh)

The imager offers four levels of decode redundancy. Select higher redundancy levels for decreasing levels of

bar code quality. As redundancy levels increase, the imager’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 All

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

Code Type Code Length

All All

Zebra DS457 Series User Manual

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