Citizen CLS 621

The desktop printer that makes life easy

Versatile desktop printer

The CL-S621 is a precision engineered, fast and easy-to-use unit that includes all the capabilities of the CL-S521 plus the option to print in both direct thermal and thermal transfer modes.   The printer also features Citizen’s Hi-Lift™ metal mechanism and the innovative ARCP™ anti-wrinkle and automatic tensioning system.

  • Cross-Emulation™ enables automatic recognition of Zebra®, ZPL® and Datamax®
  • Internal Power Supply
  • Easy media loading

Product Specifications

Printing Technology Thermal Transfer + Direct Thermal
Print Speed (maximum)
  • 4 inches per second (100 mm/s)
Print Width (maximum) 4 inches (104 mm)
Media Width (min to max) 0.5 - 4.6 inches (12.5 - 118 mm)
Media Thickness (min to max) 63.5 to 254 µm
Media Sensor Fully adjustable gap, notch and reflective black mark
Media Length (min to max) 0.25 to 64 inches (6.35 to 1625.6 mm)
Roll Size (max), Core Size Inside diameter 5 inches (125 mm) External diameter 8 inches (200mm) Core size 1 inch (25mm)
Case Hi-Open™ industrial ABS case with safe close
Mechanism Hi-Lift™ metal mechanism with wide opening head
Control panel 4 buttons and 4 LEDs
Flash (Non-Volatile Memory) 4 MB total, 1 MB available for user
Drivers and software Free-of-charge on CD with printer, including support for various platforms
Size (W x D x H) and Weight
  • 231 x 289 x 270 mm, 4.5 Kg
Warranty 2 years on printer. 6 months or 50 Kms printhead
Emulations (Languages)
  • Datamax® DMX
  • Cross-Emulation™ - autoswitch between Zebra® and Datamax® emulations
  • Zebra® ZPL2®
  • CBI™ BASIC Interpreter
Ribbon size 2.9 inches (74mm) maximum outside diameter. 360 metres length. 1 inch (25mm) core
Ribbon winding & type Ink side in or out, switch selectable. Wax, Wax/Resin or Resin Type
Ribbon system ARCP™ automatic ribbon tension adjustment
RAM (standard Memory) 16 MB total, 1 MB available for user
Resolution
  • 203 dpi
Main Interface Dual Interface Serial (RS-232C), USB (version 1.1)
Optional interfaces
  • Wireless LAN 802.11b and 802.11g standards, 100 metres, 64/128 bit WEP, WPA, up to 54Mbps
  • Ethernet (10/100 BaseT)
  • Parallel (IEEE 1284 compliant)