SPRT
３
Chapter 1 Characteristic Specification
1.1 Printing specification
●
Printing method: direct thermal
●
Printing paper width: 57.5
±
0.5mm
●
Printing density: 8 dots/mm, 384 dots/line
●
Printing speed: approx. 70mm
／
sec. or 20 lines/sec.
●
Reliability:
Printing head life: 50km
MCBF: 5 million lines
Using condition:
＊
Print 12
×
24 ASCII characters, print 50 lines each time,
intermittent print repeatedly
＊
Each dot-line printing at the same time should not exceed 25%,
each character-line and one dot vertically printing repeatedly
should not exceed 11 times
＊
Use specified thermal paper
●
Valid printing width: 48mm
●
Feeding speed: approx.70mm
／
sec. or 20 lines
／
sec.
1.2 Printing Paper
●
Thermal paper model: TF50KS
－
E
（
Japan paper co.ltd
）
AF50KS-E(JUJO THERMAL)
●
Thermal paper: Width
－－－－－－－－
57.5
±
0.5mm
Outer Diameter
－－－
80mm
（
max.
）
Inner Diameter
－－－
13mm
（
min.
）
Thickness
－－－－－－
53
～
60g
／
m
2
1.3 Printing Font
●
IBM Character set II:
12
×
24 dots
，
1.25
（
W
）
×
3.00
（
H
）
mm;
●
GB2312-80(Chinese):
24
×
24 dots
，
3.00
（
W
）
×
3.00
（
H
）
mm.
1.4 Interface
●
LPT interface:
DB25 socket (male), 8-bit parallel interface, supports BUSY/ACK
handshaking protocol, TTL signal level.
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