MSI Plessey is defined as linear and continuous barcode symbology used for encoding numeric data. MSI Plessey was developed in 1970s by Plessey Company in England.
MSI Plessey is also known as MSI Code, Pulse Width Modulated Barcodes, and Modified Plessey.
Character set of MSI Plessey barcode symbology
The character set of MSI Plessey is described given below:
Parenthesis is used as a start/stop character.
Structure of MSI Plessey symbology

MSI/Plessey barcode structure contains numbers (0 to 9) of variable length, two guard characters as start/ stop characters, message to be encoded along with a check digit (calculated according to modulo 10).
MSI Plessey does not support alphabetic characters.
Applications of MSI Plessey barcode symbology
- MSI Plessey is mainly used with shelf tags in libraries.
- Retail stores implement MSI Plessey barcodes for products.
- Widely used in industrial applications.
Create MSI Plessey Barcodes with Great Barcode Generator |