Rockwell Automation 2755 Undecoded Hand-Held Scanner - Manual (Page 22)

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Publication 2755-6.1
Operating Tips
Scan Symbols at an Angle
Do not hold the scanner directly perpendicular to the symbol being
scanned. Hold the scanner at a slight angle.
Scan the Entire Symbol
Hold the scanner so that the scan beam crosses the entire symbol.
Correct Incorrect
Also as general rule:
•
the larger the symbol, the farther away you should hold the scanner.
•
hold the scanner closer for symbols that have bars that are close
together.