Description

Citizen CL-S631 Label Printer

The Citizen CL-S631 is a high-performance, versatile industrial desktop printer designed to provide professional-grade thermal transfer printing.¹ Building on the success of the CL-S621, the CL-S631 offers an upgraded 300 dpi resolution, making it the perfect choice for printing small barcodes, intricate logos, and highly detailed images.

Equipped with the unique All-Metal Hi-Lift™ mechanism, this printer ensures easy ribbon and media loading, reducing downtime and increasing operational efficiency.³ Its robust construction and cross-emulation technology allow it to integrate seamlessly into existing workflows, making it a reliable workhorse for healthcare, retail, and manufacturing environments.

Key Features

High-Resolution Printing: Delivers crisp 300 dpi output, ideal for small labels and high-density 2D barcodes.⁵
Hi-Lift™ Mechanism: The 90-degree wide-opening mechanism allows for easy access to the printhead and media path.⁶
Cross-Emulation™: Automatically detects and switches between Zebra® ZPL® and Datamax® languages.⁷
Internal Power Supply: Features a built-in power adapter for increased reliability and a clutter-free workspace.⁸
Hi-Open™ Case: Opens vertically, meaning the printer’s footprint does not change when the case is open—perfect for tight spaces.⁹
Versatile Connectivity: Standard USB and Serial interfaces, with optional Ethernet, Parallel, and Wi-Fi cards available.¹⁰

Technical Specifications

Feature	Specification
Print Technology	Thermal Transfer & Direct Thermal
Resolution	300 dpi (12 dots/mm)
Print Speed	Up to 4 inches per second (100 mm/s)
Print Width (Max)	4.10 inches (104 mm)
Media Width	0.5 inches to 4.6 inches
Ribbon Capacity	Up to 360 meters (Standard 1-inch core)
Memory	16MB SDRAM, 4MB Flash
Sensors	Fully adjustable gap, notch, and black mark sensors
Interfaces	Standard: USB & RS232 Serial (Optional: Ethernet, Parallel)
Operating Systems	Windows XP, Vista, 7, 8, 10, 11, and Linux