Maintenance
The scan window should be kept clean.
Do not scratch the scan window.
Use soft brush to remove the stain from the scan window.
Use the soft cloth to clean the window, such as eyeglass cleaning cloth.
Do not spray any liquid on the scan window.
Do not use any detergent to clean other parts of the device except for water.
The warranty DOES NOT cover damages caused by inappropriate care and maintenance.
Depth of Field
Barcode Density
5 mil
13 mil
20 mil
6.67 mil
10 mil
20 mil
30 mil
Symbology
Code 39
UPC-A
Code 39
PDF417
Datamatrix
QR
QR
HR3250-SX
(mm)
45 ~ 210
55 ~ 295
45 ~ 365
30 ~ 160
15 ~ 170
15 ~ 265
25 ~ 340
8