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QL Series User Guide
Specifications
NOTE.- Printer specifications are subject to change without
notice.
Printing Specifications
QL220/220 Plus QL320/320 Plus QL420/420 Plus
Print Width Up to 1.89 in. (48 mm) Up to 2.9 in. (71.2 mm) Up to 4.09 in.
(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 in. (11.3mm) .571 in. (14.5 mm) .571 in. (14.5 mm)
Print Element 89 dots 116 dots 116 dots
to Top of Form
Print Head Life, 1,964,160 in. (50 Km) nominal
calculated
Print Density 203 dots/inch (8 dots/mm)
Memory/Communications Specifications
QL Series
Flash Memory 1 MB Flash (standard); 2 MB flash (optional)
RAM Memory 1MB RAM (standard); 2 MB RAM (optional)
QL Plus Series
Flash Memory 4 MB flash (standard)
RAM Memory 8 MB RAM (standard)
Standard RS-232 serial port (8 Pin circular DIN connector)
Communications Configurable Baud rate (from 9600 to 57.6
(all models) Kbps), parity and data bits.
Software (X-ON/X-OFF) or hardware (DTR/STR)
communication handshake protocols.
QL Plus Series USB 2.0 Full Speed Interface (12 Mbps)
only
Infrared wireless link meets IrDA 1.1
communications specifications
Optional Wireless 2,400 to 115,200 Baud rate
Communications
(all models) Bluetooth compatible 2.4 GHz SRRF link
Optional wireless LAN capabilities comply with
802.11 and 802.11b protocols