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QL Series User Guide
Specifications
NOTE.- Printer specifications are subject to change without notice.
Printing Specifications
QL220 QL320 QL420
Print Width Up to 1.89“ (48 mm) Up to 2.9“ (71.2 mm) Up to 4.09“ (103.8
mm)
Print Speed 3” per second 4” per second 3” per second
(76.2 mm/second) (101.6 mm/second) (76.2 mm/second)
Distance from .445” (11.3mm) .571” (14.5 mm) .571” (14.5 mm)
Print Element 8.9 dots 116 dots 116 dots
to Top of Form
Print Head Life, 1,964,160” (50 Km) nominal
calculated
Print Density 203 dots/inch (8 dots/mm)
Memory/Communications Specifications
Flash Memory 1 MB flash (standard); 2 MB flash (optional)
SRAM Memory 1MB SRAM (standard); 2 MB SRAM (optional)
Standard RS-232 serial port (8 Pin circular DIN connector)
Communications Configurable Baud rate (from 9600 to 57.6
Kbps), parity and data bits.
Software (X-ON/X-OFF) or hardware (DTR/STR)
communication handshake protocols.
Infrared wireless link (QL320 and QL420) meets
IrDA 1.1 communications specifications
2,400 to 115,200 Baud rate
Optional Wireless Bluetooth compatible 2.4 GHz SRRF link
Communications
Optional wireless LAN capabilities comply with
802.11 and 802.11b protocols*
