Motorola DS3478 - Manual (Page 241)

Symbologies 13 - 69
Redundancy Level
The digital scanner offers four levels of decode redundancy. Select higher redundancy levels for lower quality bar
codes. As redundancy levels increase, the digital scanner’s aggressiveness decreases.
Select the redundancy level appropriate for the bar code quality.
Redundancy Level 1
The digital scanner must successfully read the following code types twice before decode:
Redundancy Level 2
The digital scanner must successfully read all code types twice before decode.
Redundancy Level 3
The digital scanner must successfully read code types other than the following twice before decode. It must read
the following codes three times:
Redundancy Level 4
The digital scanner must successfully read all code types three times before decode.
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
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