Datalogic C-BOX 300 Manual de Instalação descarregar pdf (Página 61)

Skew

Rotation about the Y-axis. Rotational deviation from correct horizontal and vertical

orientation; may apply to single character, line or entire encoded item. See pars. 2.2

and 2.5.

Step-Ladder orientation

When the barcode’s bars are positioned horizontally on the product, causing them to

appear as a ladder. The ends of all bars will enter the scan window first. See par.

3.2.1.

Symbol

A combination of characters including start/stop and checksum characters, as

required, that form a complete scannable barcode.

Tilt

Rotation around the Z axis. Used to describe the position of the barcode with respect

to the laser scan line. See pars. 2.2 and 2.5.

Trigger Signal

A signal, typically provided by a photoelectric sensor or proximity switch, which

informs the scanner of the presence of an object within its reading zone.

UPC

Acronym for Universal Product Code. The standard barcode type for retail food

packaging in the United States.

Visible Laser Diode

A light source used in scanners to illuminate the barcode symbol. Generates visible

red light at wavelengths between 630 and 680 nm.

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Datalogic C-BOX 300 Manual de Instalação Página 61