Rjs Inspector D4000 Auto Optic (FIRMWARE version A.06 Manual do Utilizador descarregar pdf (Página 69)

Operator’s Guide Appendix K

002-5564 RJS, Minneapolis, MN

Bar code

A group of parallel bars and spaces constituting

characters that are machine and human readable

(the code numbers while readable must still be inter-

preted). See bar code symbol

Bar code Reader

A device used to identify and decode a bar code

symbol.

Bar code symbol

An array of rectangular bars and spaces which are

arranged in a predetermined pattern following specif-

ic rules to represent elements of data that are re-

ferred to as characters. A bar code symbol typically

contains a leading quiet zone, start character, data

character(s) including a check character (if any), stop

character and a trailing quiet zone.

Bar Height

The bar dimension perpendicular to the element

width. The measurement of the long dimension of a

bar element. (Also called bar length)

Bar Width

The lateral dimension of a bar; bar thickness.

Bar Width Ratio

The ratio of the widest bar or space to the narrowest.

Bar Reflectance (Rb)

The smallest reflectance value in a bar.

Bi-directional Code

A bar code that can be read left to right or right to

left.

1 2 ... 64 65 66 67 68 69 70 71 72 73 74 ... 83 84

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Rjs Inspector D4000 Auto Optic (FIRMWARE version A.06 Manual do Utilizador Página 69