Barcode Reader Inspection System August 8, 2019February 7, 2024 admin This machine uses the Keyence 2D barcode reader to scan & read the QR code on the product. If the product QR exist in the database, it will shows alarm. HMI Design: Panel Outlook: Panel Design: Omron CJ PLC Proface HMI Keyence Barcode Reader Share this post: