| Printing Method | Direct Thermal |
| Printing Width | SLP-DX420: 108 mm
SLP-DX423: 105.7 mm |
| Media width | Min. 20 mm to Max. 110 mm |
| Media Thickness | Min. 0.06 mm to Max. 0.20 mm |
| Sensors | Transmissive, Reflective (adjustable), Head open |
| Roll Diameter | Max 130 mm |
| Dot Pitch | SLP-DX420: 203 dpi
SLP-DX423: 300 dpi |
| Printing Speed (Max.) | SLP-DX420 Max. 178 mm/sec, 7 ips
SLP-DX423 Max. 127 mm/sec, 5 ips |
| Bar-code Type | 1D: Codabar, Code 11, Code 39, Code 93, Code 128, EAN-13, EAN-8, Industrial 2-of-5, Interleaved 2-of-5, Logmars, MSI, Plessey, Postnet, GS1 DataBar (RSS-14), Standard 2-of-5, UPC/EAN extensions, UPC-A, UPC-E, IMB
2D: Aztec, Codablock, Code49, Data Matrix, MaxiCode, MicroPDF417, PDF417, QR Code, TLC39 |
| Font | Character Sets:
10 SLCS Resident Bitmap Fonts
One SLCS Resident Scalable Font
16 BPL-Z Resident Bitmap Fonts
One BPL-Z Resident Bitmap Font
5 BPL-E Resident Bitmap Fonts
23 Code Page
Unicode supported (UTF-8, UTF-16LE, UTF-16BE)
Graphics: Supporting user-defined fonts, graphics, formats, and logos |
| Emulation | SLCS, BPL-Z, BPL-E
BASIC interpreter for data stream processing and ticketing emulations. |
| Controls | Function |
| CPU | TBA |
| Memory | SDRAM: 64MB
Flash (Non-Volatile Memory) 128MB |
| Interfaces | USB (2.0 full speed), RS-232C & Parallel interface
or USB (2.0 full speed) & Ethernet (10/100)
Can also have WLAN with USB Dongle |
| Auto Cutter | Optional |
| Driver available | Windows Driver (EURO Plus/Seagull), OPS Driver, Linux CUPS Driver, MAC Driver, Virtual COM USB/ Ethernet Driver, Utility Program, Label Artist
Android SDK |
| Operating Environment | Temperature: 0 to 40 °C
Humidity: 10 to 80% (no condensation) |
| Storage Environment | Temperature: -20 to 60 °C
Humidity: 10 to 90% (no condensation) |
| External Dimensions (WxDxH) | 194 x 243 x 171 mm |
| Weight | 2.20 Kg |
| Power Supply | 100-240V 50/60Hz |
Citizen CL-S321 
Citizen CL-S521 
Citizen CLS-6621 
