3. GENERAL SPECIFICATIONS
3.1 Printing Specifications
Item | Specifications |
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Printing method | Impact Dot Matrix |
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Printing configuration | 7 x 9 (half dot) or 5 x 9 |
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Printing direction | Bidirectional (See note 1) |
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Printing speed | Approximately 3.85 lines/second |
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Printing lines | 32 lines (when using 7 x 9 half dots) |
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Character dimension | Width 1.2 mm (when using 7 x 9 half dots) Height 2.42 mm |
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Dot spacing | Horizontal 0.3 mm (with full dots) Vertical 0.353 mm |
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Printing area | 48 mm |
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Paper feed speed | Approximately 3.77 in./sec. (continuous feeding) |
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Wire diameter | ø 0.3 mm |
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Line space | 1/6, 1/8, 1/12, 1/72, 1/144 inches |
| Feed paper more than one line before printing graphics or vertically |
| expanded characters. |
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Note 1: When performing bidirectional printing, horizontal drift is likely to occur in unidirectional printing.
Details of Character Dimentions
1 | Paper width |
| 2.25 inches (57.5 mm) | 1.75 inches (44.5 mm) Optional | ||
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2 | Fonts configuration (H x V) | 7 x 9 | 5 x 9 | 7 x 9 | 5 x 9 | |
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| (half) |
| (half) |
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3 | CPI |
| 16.9 | 14.1 | 16.9 | 14.1 |
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4 | Printing column count |
| 32 | 26 | 24 | 20 |
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5 | Spacing | e mm | 1.5 | 1.8 | 1.5 | 1.8 |
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6 | Character dimensions | c mm | 1.2 | 1.5 | 1.2 | 1.5 |
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| d mm | 2.42 | 2.42 | 2.42 | 2.42 |
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7 | Dot space | a mm | 0.3 | 0.3 | 0.3 | 0.3 |
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| b mm | 0.353 | 0.353 | 0.353 | 0.353 |
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8 | Total no. of dots |
| 160 | 156 | 120 | 120 |
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9 | Printing area | mm | 48 | 46.8 | 36 | 36 |
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Fig. 3-1 Character Size (7x 9 font)
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