Zebra Technologies Corporation MD-BTC2TY 用户手册

QL 420 User’s Guide

Specifications

NOTE.- Printer specifications are subject to change without notice.

Printing Specifications

Print Density

203 dots/inch (8 dots/mm)

Print Width

Up to 4.09“ (103.8 mm)

Print Speed

3” per second (76.2 mm per
second)

Print Head Life,

1,964,160” (50 Km) nominal

calculated

Distance from

.571” (14.5 mm)

Print Element

116 dots

to Top of Form

Memory/Communications Specifications

Flash Memory

1 MB flash (standard)

SRAM Memory

1MB SRAM (standard)

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 (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*

* The IR and WLAN options have not been released at time of printing.