To establish a basic bar code system for automatic data collection, four primary components are required. They are - a bar code printer, a label for item tracking, scanning equipment for data collection and an external database for bar code data capture and relay.
The Bar Code Printer
The bar code printer provides the first vital component par in tracking information by generating the bar code label utilized in item tracking. A variety of technologies and methods exist to print a bar code label.
The Bar Code Label
Automatic identification is the essential first step in a bar code system which is accomplished by attaching a bar code label to an item for tracking. An item label can contain any combination of text graphic or bar code information, yet it is the bar code symbology that facilitates and promotes the item tracking process.