Printing And Paper Specifications - Epson TM-U330 Technical Reference Manual

1.5 Printing and paper Specifications

Printing method
Head wire configuration
Printing direction
Print speed *
Paper width
Printing 120 dpi base
width
240 dpi base
180 dpi base
Characters Alphanumeric
per line Font A
Alphanumeric
Font B
Chinese
(180/90 dpi)
Chinese
(80 dpi)
Character spacing
Paper feeding method
Paper feed speed
Line spacing
*: This printer adjusts print speed when it prints graphic data, etc.
Note:
lps: lines per second
cpl: Characters per line
cpi: Characters per inch (25.4 mm)
Serial impact dot matrix
24-pin serial configuration
Bidirectional printing (logic seeking)
Alphanumerics: Approximately 5.0 lps (printing 42 columns per line at 17.1 cpi)
Chinese: Approximately 5.0 lps (printing 80 dpi font, 22 columns per line at 10 cpi)
(except data transmission and processing time)
76 mm {3.00"}
300 dots
600 dots
450 dots
33 cpl
42 cpl
16 cpl
22 cpl
Alphanumeric: 0 dot
Chinese: 3 dots
The spacing of alphanumeric and Chinese are changeable by ESC/POS command.
Friction feed
35 lps {Approximately 5.8"/s} (during continuous feeding)
Initial setting: Approximately 4.23 mm {1/6"}
Can be set in units of approximately 0.141 mm {1/180"} by ESC/POS command
TM-U330 Technical Reference Guide
69.5 mm {2.74"}
270 dots
540 dots
405 dots
30 cpl
38 cpl
15 cpl
20 cpl
57.5 mm {2.26"}
225 dots
450 dots
337 dots
25 cpl
32 cpl
12 cpl
16 cpl
General Information 1-5