Argox AS-8020CL - Manual (Page 61)

55
Scan
Global min./max. code length: These are to define the min/
max readable code length of all symbologies. Code length
less than min. code length or more than max. code length will
not be read. In popular, you can set the same value for both
min. and max. reading length to force the fixed length
barcode decoded. The values of setting have no effect on
certain symbologies with fixed length. You can specify the
settings for individual barcode by the min/max code length
setting of each barcode.
Notes 1): Please set the min/max length if you have special
demand for individual barcode.
2): Include the Check sum digits if you want to set
Global min/max code length.
Inverted image scan: Set Enabled the imager will scan both
black/white barcode with white/black background.